天羚自助文件查看器

TLClient_JSSCOM_LuatOS-Air_V4010_RDA8910_RFTTS_0xe0000,2.7.9,863013071840853,61924360782371,
poweron reason:0

===08:17:20===
上一时间戳为1768266181
隔日重置时间戳true
隔日清空未同步下发列表true
当前排队号为1,音量为5
初始化产品信息:[{"time_limit_date":"","ticket_category":"0","expiry_date":730,"product_detail":"","time_limit_status":"0","begin_minute":"00","product_uid":"4280874159397345651","use_timer":1,"old_price":"35","end_hour":"23","sale_price":"25","end_minute":"59","begin_hour":"00","sale_status":1,"product_name":"洗剪吹（光新店）"},{"time_limit_date":"","ticket_category":"0","expiry_date":730,"product_detail":"","time_limit_status":"0","begin_minute":"00","product_uid":"4280874159397345669","use_timer":1,"old_price":"30","end_hour":"23","sale_price":"20","end_minute":"59","begin_hour":"00","sale_status":1,"product_name":"洗➕剪（光新店）"},{"time_limit_date":"","ticket_category":"0","expiry_date":730,"product_detail":"","time_limit_status":"0","begin_minute":"00","product_uid":"16746837930006016473","use_timer":1,"old_price":"25","end_hour":"23","sale_price":"15","end_minute":"59","begin_hour":"00","sale_status":1,"product_name":"快剪（光新店）"},{"time_limit_date":"","ticket_category":"0","expiry_date":730,"product_detail":"","time_limit_status":"0","begin_minute":"00","product_uid":"4280874159397345706","use_timer":1,"old_price":"20","end_hour":"23","sale_price":"10","end_minute":"59","begin_hour":"00","sale_status":1,"product_name":"60岁以上快剪（光新店）"},{"time_limit_date":"","ticket_category":"0","expiry_date":730,"product_detail":"","time_limit_status":"0","begin_minute":"00","product_uid":"16746837930006016513","use_timer":1,"old_price":"10","end_hour":"23","sale_price":"5","end_minute":"59","begin_hour":"00","sale_status":1,"product_name":"自助洗发（光新店）"},{"time_limit_date":"","ticket_category":"0","expiry_date":730,"product_detail":"","time_limit_status":"0","begin_minute":"00","product_uid":"4280874159397345758","use_timer":1,"old_price":"88","end_hour":"23","sale_price":"58","end_minute":"59","begin_hour":"00","sale_status":1,"product_name":"黑油\/不含剪发（光新店）"},{"time_limit_date":"","ticket_category":"0","expiry_date":730,"product_detail":"","time_limit_status":"0","begin_minute":"00","product_uid":"4280874159397345770","use_timer":1,"old_price":"99","end_hour":"23","sale_price":"99","end_minute":"59","begin_hour":"00","sale_status":1,"product_name":"烫或染\/特惠（光新店）"},{"time_limit_date":"","ticket_category":"0","expiry_date":730,"product_detail":"","time_limit_status":"0","begin_minute":"00","product_uid":"4280874159397345779","use_timer":1,"old_price":"128","end_hour":"23","sale_price":"128","end_minute":"59","begin_hour":"00","sale_status":1,"product_name":"烫或染（光新店）"},{"time_limit_date":"","ticket_category":"0","expiry_date":730,"product_detail":"","time_limit_status":"0","begin_minute":"00","product_uid":"4280874159397345800","use_timer":1,"old_price":"158","end_hour":"23","sale_price":"158","end_minute":"59","begin_hour":"00","sale_status":1,"product_name":"烫或染\/优选（光新店）"},{"time_limit_date":"","ticket_category":"0","expiry_date":730,"product_detail":"","time_limit_status":"0","begin_minute":"00","product_uid":"16746837930006016582","use_timer":1,"old_price":"198","end_hour":"23","sale_price":"198","end_minute":"59","begin_hour":"00","sale_status":1,"product_name":"烫或染\/精选（光新店）"},{"time_limit_date":"","ticket_category":"0","expiry_date":730,"product_detail":"","time_limit_status":"0","begin_minute":"00","product_uid":"4280874159397345835","use_timer":1,"old_price":"298","end_hour":"23","sale_price":"298","end_minute":"59","begin_hour":"00","sale_status":1,"product_name":"热塑烫或品质染（光新店）"}]
打印门店标题设置为欢迎光临妙发（普陀店）
打印门店凭条广告设置为快剪时尚享受生活技术精湛
是否打印二维码设置为1
是否打印紧凑设置为3
当前号显示模式设置为1
当前卡项核销权限设置为0
session_id:92621****88af7
纸币器设置接收纸币范围为36
欢迎使用天羚自助售票系统[2.7.9]
定时检测未同步订单启用
2026-01-14 08:16:19>>>cash write=30
2026-01-14 08:16:19>>>cash write=02
2026-01-14 08:16:19>>>cash write=3E
2026-01-14 08:16:19>>>cash read=808F808F
系统时间初始化成功，时间为202611481619
2026-01-14 08:16:20>>>cash write=02
2026-01-14 08:16:21 >>>剩余flash空间=1677000,占用RAM为671.9189453125
2026-01-14 08:16:21 >>>回调事件:910,subscribe,10000,连接服务器成功

2026-01-14 08:16:21 >>>剩余flash空间=1676500,占用RAM为625.8994140625
2026-01-14 08:16:21 >>>回调事件:911,GetMqttQueue,500,暂无需要下发的信息，请求类型：ticket

2026-01-14 08:16:23>>>cash write=0C
2026-01-14 08:16:23>>>cash read=3E
流量卡还有166天过期
2026-01-14 08:16:29 >>>当前Ram内存为643.8369140625

===08:18:20===
定时检测未同步订单关闭
检测订单目录中>>>
无未同步订单>>>

===08:45:20===
2026-01-14 08:45:09 >>>回调事件[910,devices/A0543]
当日首次设置时间戳true为1768351509
2026-01-14 08:45:09 >>>故障排除日志:上一MQTT订单号缓存列表为2601131923520058487396
2026-01-14 08:45:09 >>>故障排除日志:终端未同步成功订单列表
2026-01-14 08:45:09 开始打印,排队:1,票券:2601140845023114943201,订单:2601140845020027929229,[2026-01-14 08:45:09支付宝支付10元]
2026-01-14 08:45:11 排队号更新回调:{"return_code":"success","return_msg":"同步成功","data":[{"ticket_no":"2601140845023114943201","queue_number":1,"trade_uid":"2601140845020027929229"}]}
2026-01-14 08:45:11 >>>故障排除日志:删除未同步下发订单成功2601140845020027929229
2026-01-14 08:45:11 >>>故障排除日志:终端同步成功后剩余订单列表

===09:07:21===
2026-01-14 09:06:36 >>>回调事件[910,devices/A0543]
2026-01-14 09:06:36 >>>故障排除日志:上一MQTT订单号缓存列表为2601140845020027929229
2026-01-14 09:06:36 >>>故障排除日志:终端未同步成功订单列表
2026-01-14 09:06:36 开始打印,排队:2,票券:2601140906289915878201,订单:2601140906280097288139,[2026-01-14 09:06:36支付宝支付10元]
2026-01-14 09:06:39 排队号更新回调:{"return_code":"success","return_msg":"同步成功","data":[{"ticket_no":"2601140906289915878201","queue_number":2,"trade_uid":"2601140906280097288139"}]}
2026-01-14 09:06:39 >>>故障排除日志:删除未同步下发订单成功2601140906280097288139
2026-01-14 09:06:39 >>>故障排除日志:终端同步成功后剩余订单列表

===09:54:21===
2026-01-14 09:54:03>>>cash read=00
2026-01-14 09:54:04>>>cash read=01
2026-01-14 09:54:05>>>cash read=00
2026-01-14 09:54:06>>>cash read=818F42
2026-01-14 09:54:06>>>cash write=02
2026-01-14 09:54:06 >>>回调事件130,cash_status,10022,进钞中...read money=10
2026-01-14 09:54:07>>>cash read=10
2026-01-14 09:54:07 >>>回调事件130,10,10023,finish Money=10,进钞完成
2026-01-14 09:54:07 当前产品价格10元，投币10元，打印小票中...
2026-01-14 09:54:07 >>>开始打印,排队号为3,订单号为2601140954070030543684
2026-01-14 09:54:07>>>订单2601140954070030543684写入成功,剩余空间为1679500,占用RAM为629.0478515625
删除未同步订单2601140954070030543684
2026-01-14 09:54:09>>>订单2601140954070030543684删除成功,剩余空间为1680500,占用RAM为642.3525390625
检测订单目录中>>>
无未同步订单>>>
2026-01-14 09:54:09 >>>当前Ram内存为612.802734375
定时检测未同步订单启用
2026-01-14 09:54:10>>>cash write=0C
2026-01-14 09:54:10>>>cash read=3E

===09:55:21===
定时检测未同步订单关闭
检测订单目录中>>>
无未同步订单>>>

===10:19:22===
2026-01-14 10:18:38 >>>回调事件[910,devices/A0543]
2026-01-14 10:18:38 >>>故障排除日志:上一MQTT订单号缓存列表为2601140906280097288139
2026-01-14 10:18:38 >>>故障排除日志:终端未同步成功订单列表
2026-01-14 10:18:38 开始打印,排队:4,票券:2601141018303256831801,订单:2601141018300030589215,[2026-01-14 10:18:37支付宝支付10元]
2026-01-14 10:18:40 排队号更新回调:{"return_code":"success","return_msg":"同步成功","data":[{"ticket_no":"2601141018303256831801","queue_number":4,"trade_uid":"2601141018300030589215"}]}
2026-01-14 10:18:40 >>>故障排除日志:删除未同步下发订单成功2601141018300030589215
2026-01-14 10:18:40 >>>故障排除日志:终端同步成功后剩余订单列表

===12:00:22===
2026-01-14 11:59:21>>>cash read=00
2026-01-14 11:59:22>>>cash read=818F42
2026-01-14 11:59:22>>>cash write=02
2026-01-14 11:59:22 >>>回调事件130,cash_status,10022,进钞中...read money=10
2026-01-14 11:59:23>>>cash read=10
2026-01-14 11:59:23 >>>回调事件130,10,10023,finish Money=10,进钞完成
2026-01-14 11:59:23 当前产品价格10元，投币10元，打印小票中...
2026-01-14 11:59:23 >>>开始打印,排队号为5,订单号为2601141159230030543198
2026-01-14 11:59:23>>>订单2601141159230030543198写入成功,剩余空间为1680000,占用RAM为629.333984375
删除未同步订单2601141159230030543198
2026-01-14 11:59:25>>>订单2601141159230030543198删除成功,剩余空间为1680500,占用RAM为643.150390625
检测订单目录中>>>
无未同步订单>>>
2026-01-14 11:59:25 >>>当前Ram内存为612.16015625
定时检测未同步订单启用
2026-01-14 11:59:26>>>cash write=0C
2026-01-14 11:59:26>>>cash read=3E

===12:01:22===
定时检测未同步订单关闭
检测订单目录中>>>
无未同步订单>>>

===12:20:23===
2026-01-14 12:19:33>>>cash read=00
2026-01-14 12:19:35>>>cash read=00818F42
2026-01-14 12:19:35>>>cash write=02
2026-01-14 12:19:35 >>>回调事件130,cash_status,10022,进钞中...read money=10
2026-01-14 12:19:35>>>cash read=10
2026-01-14 12:19:35 >>>回调事件130,10,10023,finish Money=10,进钞完成
2026-01-14 12:19:35 当前产品价格10元，投币10元，打印小票中...
2026-01-14 12:19:35 >>>开始打印,排队号为6,订单号为2601141219350030543012
2026-01-14 12:19:36>>>订单2601141219350030543012写入成功,剩余空间为1680000,占用RAM为629.4814453125
删除未同步订单2601141219350030543012
2026-01-14 12:19:38>>>订单2601141219350030543012删除成功,剩余空间为1680500,占用RAM为643.5546875
检测订单目录中>>>
无未同步订单>>>
2026-01-14 12:19:38 >>>当前Ram内存为612.1982421875
定时检测未同步订单启用
2026-01-14 12:19:39>>>cash write=0C
2026-01-14 12:19:39>>>cash read=3E

===12:21:23===
定时检测未同步订单关闭
检测订单目录中>>>
无未同步订单>>>

===12:29:23===
2026-01-14 12:28:34 >>>回调事件[910,devices/A0543]
2026-01-14 12:28:34 >>>故障排除日志:上一MQTT订单号缓存列表为2601141018300030589215
2026-01-14 12:28:34 >>>故障排除日志:终端未同步成功订单列表
2026-01-14 12:28:34 开始打印,排队:7,票券:2601141228206278747101,订单:2601141228200061010114,[2026-01-14 12:28:33微信支付10元]
2026-01-14 12:28:36 排队号更新回调:{"return_code":"success","return_msg":"同步成功","data":[{"ticket_no":"2601141228206278747101","queue_number":7,"trade_uid":"2601141228200061010114"}]}
2026-01-14 12:28:36 >>>故障排除日志:删除未同步下发订单成功2601141228200061010114
2026-01-14 12:28:36 >>>故障排除日志:终端同步成功后剩余订单列表

===12:42:24===
2026-01-14 12:42:06 >>>回调事件[910,devices/A0543]
2026-01-14 12:42:06 >>>故障排除日志:上一MQTT订单号缓存列表为2601141228200061010114
2026-01-14 12:42:06 >>>故障排除日志:终端未同步成功订单列表
2026-01-14 12:42:06 开始打印,排队:8,票券:2601141241557158877301,订单:2601141241550069678285,[2026-01-14 12:42:03微信支付10元]
2026-01-14 12:42:08 排队号更新回调:{"return_code":"success","return_msg":"同步成功","data":[{"ticket_no":"2601141241557158877301","queue_number":8,"trade_uid":"2601141241550069678285"}]}
2026-01-14 12:42:08 >>>故障排除日志:删除未同步下发订单成功2601141241550069678285
2026-01-14 12:42:08 >>>故障排除日志:终端同步成功后剩余订单列表

===13:04:24===
2026-01-14 13:03:56>>>cash read=00
2026-01-14 13:03:57>>>cash read=818F42
2026-01-14 13:03:57>>>cash write=02
2026-01-14 13:03:57 >>>回调事件130,cash_status,10022,进钞中...read money=10
2026-01-14 13:03:57>>>cash read=10
2026-01-14 13:03:57 >>>回调事件130,10,10023,finish Money=10,进钞完成
2026-01-14 13:03:57 当前产品价格10元，投币10元，打印小票中...
2026-01-14 13:03:57 >>>开始打印,排队号为9,订单号为2601141303570030543363
2026-01-14 13:03:58>>>订单2601141303570030543363写入成功,剩余空间为1680000,占用RAM为629.4755859375
删除未同步订单2601141303570030543363
2026-01-14 13:04:00>>>订单2601141303570030543363删除成功,剩余空间为1680500,占用RAM为643.2734375
检测订单目录中>>>
无未同步订单>>>
2026-01-14 13:04:00 >>>当前Ram内存为612.2080078125
定时检测未同步订单启用
2026-01-14 13:04:01>>>cash write=0C
2026-01-14 13:04:01>>>cash read=3E

===13:05:25===
定时检测未同步订单关闭
检测订单目录中>>>
无未同步订单>>>

===13:43:25===
2026-01-14 13:43:08>>>cash read=00
2026-01-14 13:43:08>>>cash read=818F42
2026-01-14 13:43:08>>>cash write=02
2026-01-14 13:43:08 >>>回调事件130,cash_status,10022,进钞中...read money=10
2026-01-14 13:43:09>>>cash read=10
2026-01-14 13:43:09 >>>回调事件130,10,10023,finish Money=10,进钞完成
2026-01-14 13:43:09 当前产品价格10元，投币10元，打印小票中...
2026-01-14 13:43:09 >>>开始打印,排队号为10,订单号为2601141343090030543658
2026-01-14 13:43:09>>>订单2601141343090030543658写入成功,剩余空间为1680000,占用RAM为629.7265625
删除未同步订单2601141343090030543658
2026-01-14 13:43:11>>>订单2601141343090030543658删除成功,剩余空间为1680500,占用RAM为645.41015625
检测订单目录中>>>
无未同步订单>>>
2026-01-14 13:43:11 >>>当前Ram内存为612.48828125
定时检测未同步订单启用
2026-01-14 13:43:12>>>cash write=0C
2026-01-14 13:43:12>>>cash read=3E

===13:44:25===
定时检测未同步订单关闭
检测订单目录中>>>
无未同步订单>>>

===14:01:26===
2026-01-14 14:01:17>>>cash read=00
2026-01-14 14:01:18>>>cash read=818F42
2026-01-14 14:01:18>>>cash write=02
2026-01-14 14:01:18 >>>回调事件130,cash_status,10022,进钞中...read money=10
2026-01-14 14:01:19>>>cash read=10
2026-01-14 14:01:19 >>>回调事件130,10,10023,finish Money=10,进钞完成
2026-01-14 14:01:19 当前产品价格10元，投币10元，打印小票中...
2026-01-14 14:01:19 >>>开始打印,排队号为11,订单号为2601141401190030543483
2026-01-14 14:01:19>>>订单2601141401190030543483写入成功,剩余空间为1680000,占用RAM为629.275390625
删除未同步订单2601141401190030543483
2026-01-14 14:01:21>>>订单2601141401190030543483删除成功,剩余空间为1680500,占用RAM为641.482421875
检测订单目录中>>>
无未同步订单>>>
2026-01-14 14:01:21 >>>当前Ram内存为612.05859375
定时检测未同步订单启用
2026-01-14 14:01:22>>>cash write=0C
2026-01-14 14:01:22>>>cash read=3E

===14:02:26===
定时检测未同步订单关闭
检测订单目录中>>>
无未同步订单>>>

===14:14:26===
2026-01-14 14:13:58 >>>回调事件[910,devices/A0543]
2026-01-14 14:13:58 >>>故障排除日志:上一MQTT订单号缓存列表为2601141241550069678285
2026-01-14 14:13:58 >>>故障排除日志:终端未同步成功订单列表
2026-01-14 14:13:58 开始打印,排队:12,票券:2601141413513097219701,订单:2601141413510027984323,[2026-01-14 14:13:58微信支付15元]
2026-01-14 14:14:00 排队号更新回调:{"return_code":"success","return_msg":"同步成功","data":[{"ticket_no":"2601141413513097219701","queue_number":12,"trade_uid":"2601141413510027984323"}]}
2026-01-14 14:14:00 >>>故障排除日志:删除未同步下发订单成功2601141413510027984323
2026-01-14 14:14:00 >>>故障排除日志:终端同步成功后剩余订单列表

===14:31:27===
2026-01-14 14:30:41>>>cash read=00
2026-01-14 14:30:42>>>cash read=818F42
2026-01-14 14:30:42>>>cash write=02
2026-01-14 14:30:42 >>>回调事件130,cash_status,10022,进钞中...read money=10
2026-01-14 14:30:42>>>cash read=10
2026-01-14 14:30:42 >>>回调事件130,10,10023,finish Money=10,进钞完成
2026-01-14 14:30:42 当前产品价格10元，投币10元，打印小票中...
2026-01-14 14:30:42 >>>开始打印,排队号为13,订单号为2601141430420030543293
2026-01-14 14:30:43>>>订单2601141430420030543293写入成功,剩余空间为1680000,占用RAM为629.70703125
删除未同步订单2601141430420030543293
2026-01-14 14:30:45>>>订单2601141430420030543293删除成功,剩余空间为1680500,占用RAM为643.498046875
检测订单目录中>>>
无未同步订单>>>
2026-01-14 14:30:45 >>>当前Ram内存为612.4541015625
定时检测未同步订单启用
2026-01-14 14:30:46>>>cash write=0C
2026-01-14 14:30:46>>>cash read=3E

===14:32:27===
定时检测未同步订单关闭
检测订单目录中>>>
无未同步订单>>>

===15:02:28===
2026-01-14 15:01:36 >>>回调事件[910,devices/A0543]
2026-01-14 15:01:36 >>>故障排除日志:上一MQTT订单号缓存列表为2601141413510027984323
2026-01-14 15:01:36 >>>故障排除日志:终端未同步成功订单列表
2026-01-14 15:01:36 开始打印,排队:14,票券:2601141501290929867101,订单:2601141501290007393693,[2026-01-14 15:01:35微信支付15元]
2026-01-14 15:01:38 排队号更新回调:{"return_code":"success","return_msg":"同步成功","data":[{"ticket_no":"2601141501290929867101","queue_number":14,"trade_uid":"2601141501290007393693"}]}
2026-01-14 15:01:38 >>>故障排除日志:删除未同步下发订单成功2601141501290007393693
2026-01-14 15:01:38 >>>故障排除日志:终端同步成功后剩余订单列表

===15:36:28===
2026-01-14 15:36:08>>>cash read=0A
2026-01-14 15:36:09>>>cash read=3E

===15:41:29===
2026-01-14 15:41:10>>>cash read=0A
2026-01-14 15:41:11>>>cash read=3E

===16:00:29===
2026-01-14 15:59:46>>>cash read=00
2026-01-14 15:59:46>>>cash read=818F42
2026-01-14 15:59:46>>>cash write=02
2026-01-14 15:59:46 >>>回调事件130,cash_status,10022,进钞中...read money=10
2026-01-14 15:59:47>>>cash read=10
2026-01-14 15:59:47 >>>回调事件130,10,10023,finish Money=10,进钞完成
2026-01-14 15:59:47 当前产品价格10元，投币10元，打印小票中...
2026-01-14 15:59:47 >>>开始打印,排队号为15,订单号为2601141559470030543198
2026-01-14 15:59:47>>>订单2601141559470030543198写入成功,剩余空间为1680000,占用RAM为629.669921875
删除未同步订单2601141559470030543198
2026-01-14 15:59:49>>>订单2601141559470030543198删除成功,剩余空间为1680500,占用RAM为641.93359375
检测订单目录中>>>
无未同步订单>>>
2026-01-14 15:59:49 >>>当前Ram内存为612.490234375
定时检测未同步订单启用
2026-01-14 15:59:50>>>cash write=0C
2026-01-14 15:59:50>>>cash read=3E

===16:01:30===
定时检测未同步订单关闭
检测订单目录中>>>
无未同步订单>>>

===16:52:30===
2026-01-14 16:51:58 >>>回调事件[910,devices/A0543]
2026-01-14 16:51:58 >>>故障排除日志:上一MQTT订单号缓存列表为2601141501290007393693
2026-01-14 16:51:58 >>>故障排除日志:终端未同步成功订单列表
2026-01-14 16:51:59 开始打印,排队:16,票券:2601141651525927263701,订单:2601141651520057267024,[2026-01-14 16:51:57支付宝支付10元]
2026-01-14 16:52:01 排队号更新回调:{"return_code":"success","return_msg":"同步成功","data":[{"ticket_no":"2601141651525927263701","queue_number":16,"trade_uid":"2601141651520057267024"}]}
2026-01-14 16:52:01 >>>故障排除日志:删除未同步下发订单成功2601141651520057267024
2026-01-14 16:52:01 >>>故障排除日志:终端同步成功后剩余订单列表

===19:32:31===
2026-01-14 19:31:42 >>>回调事件[910,devices/A0543]
2026-01-14 19:31:42 >>>故障排除日志:上一MQTT订单号缓存列表为2601141651520057267024
2026-01-14 19:31:42 >>>故障排除日志:终端未同步成功订单列表
2026-01-14 19:31:42 开始打印,排队:17,票券:2601141931340941448901,订单:2601141931340007217186,[2026-01-14 19:31:42微信支付15元]
2026-01-14 19:31:44 排队号更新回调:{"return_code":"success","return_msg":"同步成功","data":[{"ticket_no":"2601141931340941448901","queue_number":17,"trade_uid":"2601141931340007217186"}]}
2026-01-14 19:31:44 >>>故障排除日志:删除未同步下发订单成功2601141931340007217186
2026-01-14 19:31:44 >>>故障排除日志:终端同步成功后剩余订单列表

===19:45:31===
2026-01-14 19:44:35 >>>回调事件[910,devices/A0543]
2026-01-14 19:44:35 >>>故障排除日志:上一MQTT订单号缓存列表为2601141931340007217186
2026-01-14 19:44:35 >>>故障排除日志:终端未同步成功订单列表
2026-01-14 19:44:35 开始打印,排队:18,票券:2601141944281712029301,订单:2601141944280015077794,[2026-01-14 19:44:34微信支付15元]
2026-01-14 19:44:37 排队号更新回调:{"return_code":"success","return_msg":"同步成功","data":[{"ticket_no":"2601141944281712029301","queue_number":18,"trade_uid":"2601141944280015077794"}]}
2026-01-14 19:44:37 >>>故障排除日志:删除未同步下发订单成功2601141944280015077794
2026-01-14 19:44:37 >>>故障排除日志:终端同步成功后剩余订单列表