TLClient_JSSCOM_LuatOS-Air_V3205_RDA8910_RFTTS_0xe0000,2.7.3,869298054269188,88736240654978,
poweron reason:0
===10:23:40===
上一时间戳为1757477740
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1
初始化产品信息:[{"time_limit_date":"","ticket_category":"0","expiry_date":7,"product_detail":"","time_limit_status":"0","begin_minute":"00","product_uid":"14943629519302841832","use_timer":1,"old_price":"20","end_hour":"23","sale_price":"20","end_minute":"59","begin_hour":"00","sale_status":1,"product_name":"洗头"},{"time_limit_date":"","ticket_category":"0","expiry_date":7,"product_detail":"","time_limit_status":"0","begin_minute":"00","product_uid":"14943629519302841838","use_timer":1,"old_price":"40","end_hour":"23","sale_price":"40","end_minute":"59","begin_hour":"00","sale_status":1,"product_name":"护理"},{"time_limit_date":"","ticket_category":"0","expiry_date":7,"product_detail":"","time_limit_status":"0","begin_minute":"00","product_uid":"12710657366791907474","use_timer":1,"old_price":"30","end_hour":"23","sale_price":"30","end_minute":"59","begin_hour":"00","sale_status":1,"product_name":"姜洗发水"},{"time_limit_date":null,"ticket_category":"0","expiry_date":90,"product_detail":"","time_limit_status":"0","begin_minute":null,"product_uid":"14871571925146800451","use_timer":1,"old_price":"20","end_hour":null,"sale_price":"20","end_minute":null,"begin_hour":null,"sale_status":1,"product_name":"快剪"}]
打印门店标题设置为韩潮快剪
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
session_id:d0d81****28ae1
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[2.7.3]
定时检测未同步订单启用
2025-09-11 10:22:39>>>cash write=30
2025-09-11 10:22:39>>>cash write=02
2025-09-11 10:22:39>>>cash write=3E
2025-09-11 10:22:39>>>cash read=808F808F808F808F
系统时间初始化成功，时间为2025911102239
2025-09-11 10:22:40>>>cash write=02
2025-09-11 10:22:40 >>>剩余flash空间=1674000,占用RAM为651.3388671875
2025-09-11 10:22:40 >>>回调事件:910,subscribe,10000,连接服务器成功
2025-09-11 10:22:41 >>>剩余flash空间=1673500,占用RAM为615.1962890625
2025-09-11 10:22:41 >>>回调事件:911,GetMqttQueue,500,暂无需要下发的信息，请求类型：ticket
2025-09-11 10:22:43>>>cash write=0C
2025-09-11 10:22:43>>>cash read=3E
流量卡还有291天过期
2025-09-11 10:22:47 >>>当前Ram内存为628.775390625
===10:24:40===
定时检测未同步订单关闭
检测订单目录中>>>
无未同步订单>>>
===10:48:41===
2025-09-11 10:48:04 >>>回调事件[910,devices/TL1401]
当日首次设置时间戳true为1757558884
2025-09-11 10:48:04 >>>故障排除日志:上一MQTT订单号缓存列表为2509102136180096591852
2025-09-11 10:48:04 >>>故障排除日志:终端未同步成功订单列表
2025-09-11 10:48:04 开始打印,排队:1,票券:2509111047566374197501,订单:2509111047560061587494,[2025-09-11 10:48:03微信支付20元]
2025-09-11 10:48:06 排队号更新回调:{"return_code":"success","return_msg":"同步成功","data":[{"ticket_no":"2509111047566374197501","queue_number":1,"trade_uid":"2509111047560061587494"}]}
2025-09-11 10:48:06 >>>故障排除日志:删除未同步下发订单成功2509111047560061587494
2025-09-11 10:48:06 >>>故障排除日志:终端同步成功后剩余订单列表
===10:54:41===
2025-09-11 10:53:52>>>cash read=0A
2025-09-11 10:53:53>>>cash read=3E
===11:12:41===
2025-09-11 11:11:49 >>>回调事件[910,devices/TL1401]
2025-09-11 11:11:49 >>>故障排除日志:上一MQTT订单号缓存列表为2509111047560061587494
2025-09-11 11:11:49 >>>故障排除日志:终端未同步成功订单列表
2025-09-11 11:11:49 开始打印,排队:2,票券:2509111111402833918901,订单:2509111111400025127297,[2025-09-11 11:11:48微信支付20元]
2025-09-11 11:11:51 排队号更新回调:{"return_code":"success","return_msg":"同步成功","data":[{"ticket_no":"2509111111402833918901","queue_number":2,"trade_uid":"2509111111400025127297"}]}
2025-09-11 11:11:51 >>>故障排除日志:删除未同步下发订单成功2509111111400025127297
2025-09-11 11:11:51 >>>故障排除日志:终端同步成功后剩余订单列表
===11:41:42===
2025-09-11 11:41:30>>>cash read=9E
2025-09-11 11:41:31>>>cash read=3E
===12:06:42===
2025-09-11 12:05:41 >>>回调事件[910,devices/TL1401]
2025-09-11 12:05:41 >>>故障排除日志:上一MQTT订单号缓存列表为2509111111400025127297
2025-09-11 12:05:41 >>>故障排除日志:终端未同步成功订单列表
2025-09-11 12:05:41 开始打印,排队:3,票券:2509111205330746078501,订单:2509111205330007074973,[2025-09-11 12:05:40微信支付20元]
2025-09-11 12:05:43 排队号更新回调:{"return_code":"success","return_msg":"同步成功","data":[{"ticket_no":"2509111205330746078501","queue_number":3,"trade_uid":"2509111205330007074973"}]}
2025-09-11 12:05:43 >>>故障排除日志:删除未同步下发订单成功2509111205330007074973
2025-09-11 12:05:43 >>>故障排除日志:终端同步成功后剩余订单列表
===13:07:42===
2025-09-11 13:06:55 >>>回调事件[910,devices/TL1401]
2025-09-11 13:06:55 >>>故障排除日志:上一MQTT订单号缓存列表为2509111205330007074973
2025-09-11 13:06:55 >>>故障排除日志:终端未同步成功订单列表
2025-09-11 13:06:55 开始打印,排队:4,票券:2509111306493489845801,订单:2509111306490034466637,[2025-09-11 13:06:55微信支付20元]
2025-09-11 13:06:58 排队号更新回调:{"return_code":"success","return_msg":"同步成功","data":[{"ticket_no":"2509111306493489845801","queue_number":4,"trade_uid":"2509111306490034466637"}]}
2025-09-11 13:06:58 >>>故障排除日志:删除未同步下发订单成功2509111306490034466637
2025-09-11 13:06:58 >>>故障排除日志:终端同步成功后剩余订单列表
2025-09-11 13:07:06 >>>回调事件[910,devices/TL1401]
2025-09-11 13:07:06 >>>故障排除日志:上一MQTT订单号缓存列表为2509111306490034466637
2025-09-11 13:07:06 >>>故障排除日志:终端未同步成功订单列表
2025-09-11 13:07:06 开始打印,排队:5,票券:2509111306553334581801,订单:2509111306550032960472,[2025-09-11 13:07:06微信支付20元]
2025-09-11 13:07:08 排队号更新回调:{"return_code":"success","return_msg":"同步成功","data":[{"ticket_no":"2509111306553334581801","queue_number":5,"trade_uid":"2509111306550032960472"}]}
2025-09-11 13:07:08 >>>故障排除日志:删除未同步下发订单成功2509111306550032960472
2025-09-11 13:07:08 >>>故障排除日志:终端同步成功后剩余订单列表
===13:41:43===
2025-09-11 13:41:05 >>>回调事件[910,devices/TL1401]
2025-09-11 13:41:05 >>>故障排除日志:上一MQTT订单号缓存列表为2509111306550032960472
2025-09-11 13:41:05 >>>故障排除日志:终端未同步成功订单列表
2025-09-11 13:41:05 开始打印,排队:6,票券:2509111340588233088301,订单:2509111340580081916486,[2025-09-11 13:41:04支付宝支付20元]
2025-09-11 13:41:07 排队号更新回调:{"return_code":"success","return_msg":"同步成功","data":[{"ticket_no":"2509111340588233088301","queue_number":6,"trade_uid":"2509111340580081916486"}]}
2025-09-11 13:41:07 >>>故障排除日志:删除未同步下发订单成功2509111340580081916486
2025-09-11 13:41:07 >>>故障排除日志:终端同步成功后剩余订单列表
===14:16:43===
2025-09-11 14:15:47>>>cash read=0A
2025-09-11 14:15:48>>>cash read=3E
===15:21:43===
2025-09-11 15:21:39 >>>回调事件[910,devices/TL1401]
2025-09-11 15:21:39 >>>故障排除日志:上一MQTT订单号缓存列表为2509111340580081916486
2025-09-11 15:21:39 >>>故障排除日志:终端未同步成功订单列表
2025-09-11 15:21:39 开始打印,排队:7,票券:2509111521285930568601,订单:2509111521280058939297,[2025-09-11 15:21:38微信支付20元]
2025-09-11 15:21:41 排队号更新回调:{"return_code":"success","return_msg":"同步成功","data":[{"ticket_no":"2509111521285930568601","queue_number":7,"trade_uid":"2509111521280058939297"}]}
2025-09-11 15:21:41 >>>故障排除日志:删除未同步下发订单成功2509111521280058939297
2025-09-11 15:21:41 >>>故障排除日志:终端同步成功后剩余订单列表
===15:56:43===
2025-09-11 15:56:24 >>>回调事件[910,devices/TL1401]
2025-09-11 15:56:24 >>>故障排除日志:上一MQTT订单号缓存列表为2509111521280058939297
2025-09-11 15:56:24 >>>故障排除日志:终端未同步成功订单列表
2025-09-11 15:56:24 开始打印,排队:8,票券:2509111556162062187801,订单:2509111556160020220842,[2025-09-11 15:56:23微信支付20元]
2025-09-11 15:56:26 排队号更新回调:{"return_code":"success","return_msg":"同步成功","data":[{"ticket_no":"2509111556162062187801","queue_number":8,"trade_uid":"2509111556160020220842"}]}
2025-09-11 15:56:26 >>>故障排除日志:删除未同步下发订单成功2509111556160020220842
2025-09-11 15:56:26 >>>故障排除日志:终端同步成功后剩余订单列表
===16:11:44===
2025-09-11 16:10:46 >>>回调事件[910,devices/TL1401]
2025-09-11 16:10:46 >>>故障排除日志:上一MQTT订单号缓存列表为2509111556160020220842
2025-09-11 16:10:46 >>>故障排除日志:终端未同步成功订单列表
2025-09-11 16:10:46 开始打印,排队:9,票券:2509111610389748672701,订单:2509111610380097075175,[2025-09-11 16:10:46微信支付20元]
2025-09-11 16:10:48 排队号更新回调:{"return_code":"success","return_msg":"同步成功","data":[{"ticket_no":"2509111610389748672701","queue_number":9,"trade_uid":"2509111610380097075175"}]}
2025-09-11 16:10:48 >>>故障排除日志:删除未同步下发订单成功2509111610380097075175
2025-09-11 16:10:48 >>>故障排除日志:终端同步成功后剩余订单列表
===16:38:44===
2025-09-11 16:38:25>>>cash read=9E
2025-09-11 16:38:26>>>cash read=3E
===17:38:44===
2025-09-11 17:38:41>>>cash read=0A
===17:44:44===
2025-09-11 17:44:27 >>>回调事件[910,devices/TL1401]
2025-09-11 17:44:27 >>>故障排除日志:上一MQTT订单号缓存列表为2509111610380097075175
2025-09-11 17:44:27 >>>故障排除日志:终端未同步成功订单列表
2025-09-11 17:44:27 开始打印,排队:10,票券:2509111744209626345801,订单:2509111744200095732813,[2025-09-11 17:44:27微信支付20元]
2025-09-11 17:44:29 排队号更新回调:{"return_code":"success","return_msg":"同步成功","data":[{"ticket_no":"2509111744209626345801","queue_number":10,"trade_uid":"2509111744200095732813"}]}
2025-09-11 17:44:29 >>>故障排除日志:删除未同步下发订单成功2509111744200095732813
2025-09-11 17:44:29 >>>故障排除日志:终端同步成功后剩余订单列表
===18:19:45===
2025-09-11 18:19:40 >>>回调事件[910,devices/TL1401]
2025-09-11 18:19:40 >>>故障排除日志:上一MQTT订单号缓存列表为2509111744200095732813
2025-09-11 18:19:40 >>>故障排除日志:终端未同步成功订单列表
2025-09-11 18:19:40 开始打印,排队:11,票券:2509111819272040388201,订单:2509111819270019987454,[2025-09-11 18:19:40微信支付20元]
2025-09-11 18:19:42 排队号更新回调:{"return_code":"success","return_msg":"同步成功","data":[{"ticket_no":"2509111819272040388201","queue_number":11,"trade_uid":"2509111819270019987454"}]}
2025-09-11 18:19:42 >>>故障排除日志:删除未同步下发订单成功2509111819270019987454
2025-09-11 18:19:42 >>>故障排除日志:终端同步成功后剩余订单列表
===18:37:45===
2025-09-11 18:36:48 >>>回调事件[910,devices/TL1401]
2025-09-11 18:36:48 >>>故障排除日志:上一MQTT订单号缓存列表为2509111819270019987454
2025-09-11 18:36:48 >>>故障排除日志:终端未同步成功订单列表
2025-09-11 18:36:48 开始打印,排队:12,票券:2509111836431425456501,订单:2509111836430013818974,[2025-09-11 18:36:48微信支付20元]
2025-09-11 18:36:50 排队号更新回调:{"return_code":"success","return_msg":"同步成功","data":[{"ticket_no":"2509111836431425456501","queue_number":12,"trade_uid":"2509111836430013818974"}]}
2025-09-11 18:36:50 >>>故障排除日志:删除未同步下发订单成功2509111836430013818974
2025-09-11 18:36:50 >>>故障排除日志:终端同步成功后剩余订单列表
2025-09-11 18:37:41 >>>回调事件[910,devices/TL1401]
2025-09-11 18:37:41 >>>故障排除日志:上一MQTT订单号缓存列表为2509111836430013818974
2025-09-11 18:37:41 >>>故障排除日志:终端未同步成功订单列表
2025-09-11 18:37:41 开始打印,排队:13,票券:2509111837314426066401,订单:2509111837310043850939,[2025-09-11 18:37:41微信支付20元]
2025-09-11 18:37:43 排队号更新回调:{"return_code":"success","return_msg":"同步成功","data":[{"ticket_no":"2509111837314426066401","queue_number":13,"trade_uid":"2509111837310043850939"}]}
2025-09-11 18:37:43 >>>故障排除日志:删除未同步下发订单成功2509111837310043850939
2025-09-11 18:37:43 >>>故障排除日志:终端同步成功后剩余订单列表
===19:12:46===
2025-09-11 19:12:13 >>>回调事件[910,devices/TL1401]
2025-09-11 19:12:13 >>>故障排除日志:上一MQTT订单号缓存列表为2509111837310043850939
2025-09-11 19:12:13 >>>故障排除日志:终端未同步成功订单列表
2025-09-11 19:12:13 开始打印,排队:14,票券:2509111912093791913801,订单:2509111912090037497462,[2025-09-11 19:12:13支付宝支付20元]
2025-09-11 19:12:15 排队号更新回调:{"return_code":"success","return_msg":"同步成功","data":[{"ticket_no":"2509111912093791913801","queue_number":14,"trade_uid":"2509111912090037497462"}]}
2025-09-11 19:12:15 >>>故障排除日志:删除未同步下发订单成功2509111912090037497462
2025-09-11 19:12:16 >>>故障排除日志:终端同步成功后剩余订单列表
===19:48:46===
2025-09-11 19:48:24 >>>回调事件[910,devices/TL1401]
2025-09-11 19:48:24 >>>故障排除日志:上一MQTT订单号缓存列表为2509111912090037497462
2025-09-11 19:48:24 >>>故障排除日志:终端未同步成功订单列表
2025-09-11 19:48:24 开始打印,排队:15,票券:2509111948197797946801,订单:2509111948190077368813,[2025-09-11 19:48:24微信支付20元]
2025-09-11 19:48:24 开始打印,排队:16,票券:2509111948197798843202,订单:2509111948190077368813,[2025-09-11 19:48:24微信支付20元]
2025-09-11 19:48:28 排队号更新回调:{"return_code":"success","return_msg":"同步成功","data":[{"ticket_no":"2509111948197797946801","queue_number":15,"trade_uid":"2509111948190077368813"},{"ticket_no":"2509111948197798843202","queue_number":16,"trade_uid":"2509111948190077368813"}]}
2025-09-11 19:48:28 >>>故障排除日志:删除未同步下发订单成功2509111948190077368813
2025-09-11 19:48:28 >>>故障排除日志:删除未同步下发订单成功2509111948190077368813
2025-09-11 19:48:28 >>>故障排除日志:终端同步成功后剩余订单列表
===19:57:46===
2025-09-11 19:57:15 >>>回调事件[910,devices/TL1401]
2025-09-11 19:57:15 >>>故障排除日志:上一MQTT订单号缓存列表为2509111948190077368813|2509111948190077368813
2025-09-11 19:57:15 >>>故障排除日志:终端未同步成功订单列表
2025-09-11 19:57:15 开始打印,排队:17,票券:2509111957112581383801,订单:2509111957110025401264,[2025-09-11 19:57:15微信支付20元]
2025-09-11 19:57:18 排队号更新回调:{"return_code":"success","return_msg":"同步成功","data":[{"ticket_no":"2509111957112581383801","queue_number":17,"trade_uid":"2509111957110025401264"}]}
2025-09-11 19:57:18 >>>故障排除日志:删除未同步下发订单成功2509111957110025401264
2025-09-11 19:57:18 >>>故障排除日志:终端同步成功后剩余订单列表
===20:12:46===
2025-09-11 20:11:53>>>cash read=9E
2025-09-11 20:11:54>>>cash read=3E
===20:17:47===
2025-09-11 20:17:06 >>>回调事件[910,devices/TL1401]
2025-09-11 20:17:07 >>>故障排除日志:上一MQTT订单号缓存列表为2509111957110025401264
2025-09-11 20:17:07 >>>故障排除日志:终端未同步成功订单列表
2025-09-11 20:17:07 开始打印,排队:18,票券:2509112016584686069601,订单:2509112016580046462594,[2025-09-11 20:17:06微信支付20元]
2025-09-11 20:17:09 排队号更新回调:{"return_code":"success","return_msg":"同步成功","data":[{"ticket_no":"2509112016584686069601","queue_number":18,"trade_uid":"2509112016580046462594"}]}
2025-09-11 20:17:09 >>>故障排除日志:删除未同步下发订单成功2509112016580046462594
2025-09-11 20:17:09 >>>故障排除日志:终端同步成功后剩余订单列表
===20:19:47===
2025-09-11 20:19:15 >>>回调事件[910,devices/TL1401]
2025-09-11 20:19:15 >>>故障排除日志:上一MQTT订单号缓存列表为2509112016580046462594
2025-09-11 20:19:15 >>>故障排除日志:终端未同步成功订单列表
2025-09-11 20:19:15 开始打印,排队:19,票券:2509112019096403825401,订单:2509112019090063619376,[2025-09-11 20:19:16微信支付20元]
2025-09-11 20:19:17 排队号更新回调:{"return_code":"success","return_msg":"同步成功","data":[{"ticket_no":"2509112019096403825401","queue_number":19,"trade_uid":"2509112019090063619376"}]}
2025-09-11 20:19:17 >>>故障排除日志:删除未同步下发订单成功2509112019090063619376
2025-09-11 20:19:17 >>>故障排除日志:终端同步成功后剩余订单列表
===20:34:47===
2025-09-11 20:34:05 >>>回调事件[910,devices/TL1401]
2025-09-11 20:34:05 >>>故障排除日志:上一MQTT订单号缓存列表为2509112019090063619376
2025-09-11 20:34:05 >>>故障排除日志:终端未同步成功订单列表
2025-09-11 20:34:05 开始打印,排队:20,票券:2509112034003826609201,订单:2509112034000037873143,[2025-09-11 20:34:06微信支付20元]
2025-09-11 20:34:07 排队号更新回调:{"return_code":"success","return_msg":"同步成功","data":[{"ticket_no":"2509112034003826609201","queue_number":20,"trade_uid":"2509112034000037873143"}]}
2025-09-11 20:34:07 >>>故障排除日志:删除未同步下发订单成功2509112034000037873143
2025-09-11 20:34:07 >>>故障排除日志:终端同步成功后剩余订单列表
2025-09-11 20:34:38 >>>回调事件[910,devices/TL1401]
2025-09-11 20:34:38 >>>故障排除日志:上一MQTT订单号缓存列表为2509112034000037873143
2025-09-11 20:34:38 >>>故障排除日志:终端未同步成功订单列表
2025-09-11 20:34:38 开始打印,排队:21,票券:2509112034298131971601,订单:2509112034290080937945,[2025-09-11 20:34:36微信支付20元]
2025-09-11 20:34:40 排队号更新回调:{"return_code":"success","return_msg":"同步成功","data":[{"ticket_no":"2509112034298131971601","queue_number":21,"trade_uid":"2509112034290080937945"}]}
2025-09-11 20:34:40 >>>故障排除日志:删除未同步下发订单成功2509112034290080937945
2025-09-11 20:34:40 >>>故障排除日志:终端同步成功后剩余订单列表
===20:35:47===
2025-09-11 20:35:14 >>>回调事件[910,devices/TL1401]
2025-09-11 20:35:14 >>>故障排除日志:上一MQTT订单号缓存列表为2509112034290080937945
2025-09-11 20:35:14 >>>故障排除日志:终端未同步成功订单列表
2025-09-11 20:35:14 开始打印,排队:22,票券:2509112035072463714801,订单:2509112035070024234898,[2025-09-11 20:35:14微信支付20元]
2025-09-11 20:35:16 排队号更新回调:{"return_code":"success","return_msg":"同步成功","data":[{"ticket_no":"2509112035072463714801","queue_number":22,"trade_uid":"2509112035070024234898"}]}
2025-09-11 20:35:16 >>>故障排除日志:删除未同步下发订单成功2509112035070024234898
2025-09-11 20:35:16 >>>故障排除日志:终端同步成功后剩余订单列表
===20:36:48===
2025-09-11 20:36:04 收到下发指令:叫号1>>>
2025-09-11 20:36:07 收到下发指令:叫号1>>>
===20:42:48===
2025-09-11 20:41:47>>>cash read=9E
2025-09-11 20:41:48>>>cash read=3E
===20:44:49===
2025-09-11 20:44:32>>>cash read=0A
2025-09-11 20:44:34>>>cash read=3E
===20:50:49===
2025-09-11 20:49:58>>>cash read=9E
2025-09-11 20:49:59>>>cash read=3E
===21:08:49===
2025-09-11 21:08:22 >>>回调事件[910,devices/TL1401]
2025-09-11 21:08:22 >>>故障排除日志:上一MQTT订单号缓存列表为2509112035070024234898
2025-09-11 21:08:22 >>>故障排除日志:终端未同步成功订单列表
2025-09-11 21:08:22 开始打印,排队:23,票券:2509112108145554885601,订单:2509112108140055156043,[2025-09-11 21:08:21微信支付20元]
2025-09-11 21:08:24 排队号更新回调:{"return_code":"success","return_msg":"同步成功","data":[{"ticket_no":"2509112108145554885601","queue_number":23,"trade_uid":"2509112108140055156043"}]}
2025-09-11 21:08:24 >>>故障排除日志:删除未同步下发订单成功2509112108140055156043
2025-09-11 21:08:24 >>>故障排除日志:终端同步成功后剩余订单列表
===21:09:49===
2025-09-11 21:08:49 收到下发指令:叫号1>>>
===21:43:50===
2025-09-11 21:43:00 >>>回调事件[910,devices/TL1401]
2025-09-11 21:43:01 >>>故障排除日志:上一MQTT订单号缓存列表为2509112108140055156043
2025-09-11 21:43:01 >>>故障排除日志:终端未同步成功订单列表
2025-09-11 21:43:01 开始打印,排队:24,票券:2509112142542471456101,订单:2509112142540024285728,[2025-09-11 21:43:00微信支付20元]
2025-09-11 21:43:03 排队号更新回调:{"return_code":"success","return_msg":"同步成功","data":[{"ticket_no":"2509112142542471456101","queue_number":24,"trade_uid":"2509112142540024285728"}]}
2025-09-11 21:43:03 >>>故障排除日志:删除未同步下发订单成功2509112142540024285728
2025-09-11 21:43:03 >>>故障排除日志:终端同步成功后剩余订单列表