TLClient_JSSCOM_LuatOS-Air_V4010_RDA8910_RFTTS_0xe0000,2.7.9,869701076553497,64973109513598,
poweron reason:0

===09:53:38===
上一时间戳为1767162554
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
打印门店标题设置为 狮兄 10元快剪 福利巷店
打印门店凭条广告设置为狮兄10元快剪 全国连锁品牌
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2
当前卡项核销权限设置为0
session_id:3699e****99954
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
2026-01-01 09:52:38>>>cash write=30
2026-01-01 09:52:38>>>cash write=02
2026-01-01 09:52:38>>>cash write=3E
2026-01-01 09:52:38>>>cash read=808F808F
系统时间初始化成功，时间为20261195238
2026-01-01 09:52:39>>>cash write=02
2026-01-01 09:52:39 >>>剩余flash空间=1680500,占用RAM为656.796875
2026-01-01 09:52:39 >>>回调事件:910,subscribe,10000,连接服务器成功

2026-01-01 09:52:39 >>>剩余flash空间=1680500,占用RAM为625.888671875
2026-01-01 09:52:40 >>>回调事件:911,GetMqttQueue,500,暂无需要下发的信息，请求类型：ticket

2026-01-01 09:52:42>>>cash write=0C
2026-01-01 09:52:42>>>cash read=3E
流量卡还有241天过期
2026-01-01 09:52:49 >>>当前Ram内存为647.6474609375


===09:54:39===
定时检测未同步订单关闭
检测订单目录中>>>
无未同步订单>>>


===10:04:39===
2026-01-01 10:04:20 >>>回调事件[910,devices/S3636]
当日首次设置时间戳true为1767233060
2026-01-01 10:04:20 >>>故障排除日志:上一MQTT订单号缓存列表为2512311217280049677851
2026-01-01 10:04:20 >>>故障排除日志:终端未同步成功订单列表
2026-01-01 10:04:20 开始打印,排队:1,票券:2601011004116362244601,订单:2601011004110060732067,[2026-01-01 10:04:19微信支付30元]
2026-01-01 10:04:22 排队号更新回调:{"return_code":"success","return_msg":"同步成功","data":[{"ticket_no":"2601011004116362244601","queue_number":1,"trade_uid":"2601011004110060732067"}]}
2026-01-01 10:04:22 >>>故障排除日志:删除未同步下发订单成功2601011004110060732067
2026-01-01 10:04:22 >>>故障排除日志:终端同步成功后剩余订单列表


===10:15:40===
2026-01-01 10:14:44 >>>回调事件[910,devices/S3636]
2026-01-01 10:14:44 >>>故障排除日志:上一MQTT订单号缓存列表为2601011004110060732067
2026-01-01 10:14:44 >>>故障排除日志:终端未同步成功订单列表
2026-01-01 10:14:44 开始打印,排队:2,票券:2601011014355171951701,订单:2601011014350048501587,[2026-01-01 10:14:42支付宝支付10元]
2026-01-01 10:14:47 排队号更新回调:{"return_code":"success","return_msg":"同步成功","data":[{"ticket_no":"2601011014355171951701","queue_number":2,"trade_uid":"2601011014350048501587"}]}
2026-01-01 10:14:47 >>>故障排除日志:删除未同步下发订单成功2601011014350048501587
2026-01-01 10:14:47 >>>故障排除日志:终端同步成功后剩余订单列表


===10:24:40===
2026-01-01 10:24:11 >>>回调事件[910,devices/S3636]
2026-01-01 10:24:11 >>>故障排除日志:上一MQTT订单号缓存列表为2601011014350048501587
2026-01-01 10:24:11 >>>故障排除日志:终端未同步成功订单列表
2026-01-01 10:24:11 开始打印,排队:3,票券:2601011024046357227801,订单:2601011024040060637812,[2026-01-01 10:24:10微信支付12元]
2026-01-01 10:24:13 排队号更新回调:{"return_code":"success","return_msg":"同步成功","data":[{"ticket_no":"2601011024046357227801","queue_number":3,"trade_uid":"2601011024040060637812"}]}
2026-01-01 10:24:13 >>>故障排除日志:删除未同步下发订单成功2601011024040060637812
2026-01-01 10:24:13 >>>故障排除日志:终端同步成功后剩余订单列表


===10:54:40===
2026-01-01 10:54:07 >>>回调事件[910,devices/S3636]
2026-01-01 10:54:07 >>>故障排除日志:上一MQTT订单号缓存列表为2601011024040060637812
2026-01-01 10:54:07 >>>故障排除日志:终端未同步成功订单列表
2026-01-01 10:54:07 开始打印,排队:4,票券:2601011054014577409801,订单:2601011054010043709121,[2026-01-01 10:54:07微信支付12元]
2026-01-01 10:54:09 排队号更新回调:{"return_code":"success","return_msg":"同步成功","data":[{"ticket_no":"2601011054014577409801","queue_number":4,"trade_uid":"2601011054010043709121"}]}
2026-01-01 10:54:09 >>>故障排除日志:删除未同步下发订单成功2601011054010043709121
2026-01-01 10:54:09 >>>故障排除日志:终端同步成功后剩余订单列表


===11:06:42===
2026-01-01 11:06:39 >>>回调事件[910,devices/S3636]
2026-01-01 11:06:39 >>>故障排除日志:上一MQTT订单号缓存列表为2601011054010043709121
2026-01-01 11:06:39 >>>故障排除日志:终端未同步成功订单列表
2026-01-01 11:06:39 开始打印,排队:5,票券:2601011106312838621701,订单:2601011106310025985327,[2026-01-01 11:06:37微信支付10元]


===11:15:42===
2026-01-01 11:15:30 >>>回调事件[910,devices/S3636]
2026-01-01 11:15:31 >>>故障排除日志:上一MQTT订单号缓存列表为2601011106310025985327
2026-01-01 11:15:31 >>>故障排除日志:终端未同步成功订单列表
2026-01-01 11:15:31 开始打印,排队:6,票券:2601011115224053808401,订单:2601011115220038215283,[2026-01-01 11:15:30微信支付12元]
2026-01-01 11:15:32 排队号更新回调:{"return_code":"success","return_msg":"同步成功","data":[{"ticket_no":"2601011115224053808401","queue_number":6,"trade_uid":"2601011115220038215283"}]}
2026-01-01 11:15:32 >>>故障排除日志:删除未同步下发订单成功2601011115220038215283
2026-01-01 11:15:33 >>>故障排除日志:终端同步成功后剩余订单列表


===11:33:42===
2026-01-01 11:33:25 >>>回调事件[910,devices/S3636]
2026-01-01 11:33:25 >>>故障排除日志:上一MQTT订单号缓存列表为2601011115220038215283
2026-01-01 11:33:25 >>>故障排除日志:终端未同步成功订单列表
2026-01-01 11:33:25 开始打印,排队:7,票券:2601011133156587256401,订单:2601011133150063853239,[2026-01-01 11:33:24微信支付12元]
2026-01-01 11:33:27 排队号更新回调:{"return_code":"success","return_msg":"同步成功","data":[{"ticket_no":"2601011133156587256401","queue_number":7,"trade_uid":"2601011133150063853239"}]}
2026-01-01 11:33:27 >>>故障排除日志:删除未同步下发订单成功2601011133150063853239
2026-01-01 11:33:27 >>>故障排除日志:终端同步成功后剩余订单列表


===12:05:43===
2026-01-01 12:05:37 >>>回调事件[910,devices/S3636]
2026-01-01 12:05:37 >>>故障排除日志:上一MQTT订单号缓存列表为2601011133150063853239
2026-01-01 12:05:37 >>>故障排除日志:终端未同步成功订单列表
2026-01-01 12:05:37 开始打印,排队:8,票券:2601011205273717719201,订单:2601011205270034161669,[2026-01-01 12:05:36微信支付5元]
2026-01-01 12:05:39 排队号更新回调:{"return_code":"success","return_msg":"同步成功","data":[{"ticket_no":"2601011205273717719201","queue_number":8,"trade_uid":"2601011205270034161669"}]}
2026-01-01 12:05:39 >>>故障排除日志:删除未同步下发订单成功2601011205270034161669
2026-01-01 12:05:39 >>>故障排除日志:终端同步成功后剩余订单列表


===14:15:59===
上一时间戳为1767233060
当日首次设置时间戳true为1767248098
今日nvm排队号为9
当前排队号为9,音量为5
打印门店标题设置为 狮兄 10元快剪 福利巷店
打印门店凭条广告设置为狮兄10元快剪 全国连锁品牌
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2
当前卡项核销权限设置为0
session_id:5a3d3****7dda9
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
2026-01-01 14:14:59>>>cash write=30
2026-01-01 14:14:59>>>cash write=02
2026-01-01 14:14:59>>>cash write=3E
2026-01-01 14:14:59>>>cash read=808F808F
系统时间初始化成功，时间为202611141459
2026-01-01 14:15:00>>>cash write=02
2026-01-01 14:15:00 >>>剩余flash空间=1680500,占用RAM为656.65625
2026-01-01 14:15:00 >>>回调事件:910,subscribe,10000,连接服务器成功

2026-01-01 14:15:00 >>>剩余flash空间=1680500,占用RAM为625.85546875
2026-01-01 14:15:00 >>>回调事件:911,GetMqttQueue,500,暂无需要下发的信息，请求类型：ticket

2026-01-01 14:15:03>>>cash write=0C
2026-01-01 14:15:03>>>cash read=3E
流量卡还有241天过期
2026-01-01 14:15:10 >>>当前Ram内存为647.59375


===14:17:00===
定时检测未同步订单关闭
检测订单目录中>>>
无未同步订单>>>


===14:36:00===
2026-01-01 14:35:20 >>>回调事件[910,devices/S3636]
2026-01-01 14:35:20 >>>故障排除日志:上一MQTT订单号缓存列表为2601011205270034161669
2026-01-01 14:35:20 >>>故障排除日志:终端未同步成功订单列表
2026-01-01 14:35:20 开始打印,排队:9,票券:2601011435132707605201,订单:2601011435130024482395,[2026-01-01 14:35:19微信支付12元]
2026-01-01 14:35:22 排队号更新回调:{"return_code":"success","return_msg":"同步成功","data":[{"ticket_no":"2601011435132707605201","queue_number":9,"trade_uid":"2601011435130024482395"}]}
2026-01-01 14:35:22 >>>故障排除日志:删除未同步下发订单成功2601011435130024482395
2026-01-01 14:35:22 >>>故障排除日志:终端同步成功后剩余订单列表


===15:01:00===
2026-01-01 15:00:16 >>>回调事件[910,devices/S3636]
2026-01-01 15:00:16 >>>故障排除日志:上一MQTT订单号缓存列表为2601011435130024482395
2026-01-01 15:00:16 >>>故障排除日志:终端未同步成功订单列表
2026-01-01 15:00:16 开始打印,排队:10,票券:2601011500065222489401,订单:2601011500060050219213,[2026-01-01 15:00:15微信支付10元]
2026-01-01 15:00:18 排队号更新回调:{"return_code":"success","return_msg":"同步成功","data":[{"ticket_no":"2601011500065222489401","queue_number":10,"trade_uid":"2601011500060050219213"}]}
2026-01-01 15:00:18 >>>故障排除日志:删除未同步下发订单成功2601011500060050219213
2026-01-01 15:00:18 >>>故障排除日志:终端同步成功后剩余订单列表
2026-01-01 15:00:52 >>>回调事件[910,devices/S3636]
2026-01-01 15:00:52 >>>故障排除日志:上一MQTT订单号缓存列表为2601011500060050219213
2026-01-01 15:00:52 >>>故障排除日志:终端未同步成功订单列表
2026-01-01 15:00:52 开始打印,排队:11,票券:2601011500429105933901,订单:2601011500420089136693,[2026-01-01 15:00:52微信支付10元]
2026-01-01 15:00:54 排队号更新回调:{"return_code":"success","return_msg":"同步成功","data":[{"ticket_no":"2601011500429105933901","queue_number":11,"trade_uid":"2601011500420089136693"}]}
2026-01-01 15:00:54 >>>故障排除日志:删除未同步下发订单成功2601011500420089136693
2026-01-01 15:00:54 >>>故障排除日志:终端同步成功后剩余订单列表


===15:20:01===
2026-01-01 15:19:51 >>>回调事件[910,devices/S3636]
2026-01-01 15:19:51 >>>故障排除日志:上一MQTT订单号缓存列表为2601011500420089136693
2026-01-01 15:19:51 >>>故障排除日志:终端未同步成功订单列表
2026-01-01 15:19:51 开始打印,排队:12,票券:2601011519440501021201,订单:2601011519440003052565,[2026-01-01 15:19:50微信支付10元]
2026-01-01 15:19:53 排队号更新回调:{"return_code":"success","return_msg":"同步成功","data":[{"ticket_no":"2601011519440501021201","queue_number":12,"trade_uid":"2601011519440003052565"}]}
2026-01-01 15:19:53 >>>故障排除日志:删除未同步下发订单成功2601011519440003052565
2026-01-01 15:19:53 >>>故障排除日志:终端同步成功后剩余订单列表


===15:21:01===
2026-01-01 15:20:47 >>>回调事件[910,devices/S3636]
2026-01-01 15:20:47 >>>故障排除日志:上一MQTT订单号缓存列表为2601011519440003052565
2026-01-01 15:20:47 >>>故障排除日志:终端未同步成功订单列表
2026-01-01 15:20:47 开始打印,排队:13,票券:2601011520420500635901,订单:2601011520420002976994,[2026-01-01 15:20:47微信支付12元]
2026-01-01 15:20:49 排队号更新回调:{"return_code":"success","return_msg":"同步成功","data":[{"ticket_no":"2601011520420500635901","queue_number":13,"trade_uid":"2601011520420002976994"}]}
2026-01-01 15:20:49 >>>故障排除日志:删除未同步下发订单成功2601011520420002976994
2026-01-01 15:20:49 >>>故障排除日志:终端同步成功后剩余订单列表


===15:43:01===
2026-01-01 15:42:41 >>>回调事件[910,devices/S3636]
2026-01-01 15:42:41 >>>故障排除日志:上一MQTT订单号缓存列表为2601011520420002976994
2026-01-01 15:42:41 >>>故障排除日志:终端未同步成功订单列表
2026-01-01 15:42:41 开始打印,排队:14,票券:2601011542344280173901,订单:2601011542340040305872,[2026-01-01 15:42:40微信支付10元]
2026-01-01 15:42:43 排队号更新回调:{"return_code":"success","return_msg":"同步成功","data":[{"ticket_no":"2601011542344280173901","queue_number":14,"trade_uid":"2601011542340040305872"}]}
2026-01-01 15:42:43 >>>故障排除日志:删除未同步下发订单成功2601011542340040305872
2026-01-01 15:42:43 >>>故障排除日志:终端同步成功后剩余订单列表


===16:16:02===
2026-01-01 16:15:27 >>>回调事件[910,devices/S3636]
2026-01-01 16:15:27 >>>故障排除日志:上一MQTT订单号缓存列表为2601011542340040305872
2026-01-01 16:15:27 >>>故障排除日志:终端未同步成功订单列表
2026-01-01 16:15:27 开始打印,排队:15,票券:2601011615170418598501,订单:2601011615170002209719,[2026-01-01 16:15:27微信支付10元]
2026-01-01 16:15:29 排队号更新回调:{"return_code":"success","return_msg":"同步成功","data":[{"ticket_no":"2601011615170418598501","queue_number":15,"trade_uid":"2601011615170002209719"}]}
2026-01-01 16:15:29 >>>故障排除日志:删除未同步下发订单成功2601011615170002209719
2026-01-01 16:15:29 >>>故障排除日志:终端同步成功后剩余订单列表


===16:17:02===
2026-01-01 16:16:48 >>>回调事件[910,devices/S3636]
2026-01-01 16:16:48 >>>故障排除日志:上一MQTT订单号缓存列表为2601011615170002209719
2026-01-01 16:16:48 >>>故障排除日志:终端未同步成功订单列表
2026-01-01 16:16:48 开始打印,排队:16,票券:2601011616409964905101,订单:2601011616400097736781,[2026-01-01 16:16:47微信支付10元]
2026-01-01 16:16:50 排队号更新回调:{"return_code":"success","return_msg":"同步成功","data":[{"ticket_no":"2601011616409964905101","queue_number":16,"trade_uid":"2601011616400097736781"}]}
2026-01-01 16:16:50 >>>故障排除日志:删除未同步下发订单成功2601011616400097736781
2026-01-01 16:16:50 >>>故障排除日志:终端同步成功后剩余订单列表


===16:24:02===
2026-01-01 16:23:55 >>>回调事件[910,devices/S3636]
2026-01-01 16:23:55 >>>故障排除日志:上一MQTT订单号缓存列表为2601011616400097736781
2026-01-01 16:23:55 >>>故障排除日志:终端未同步成功订单列表
2026-01-01 16:23:55 开始打印,排队:17,票券:2601011623480816468301,订单:2601011623480004472483,[2026-01-01 16:23:54微信支付20元]
2026-01-01 16:23:57 排队号更新回调:{"return_code":"success","return_msg":"同步成功","data":[{"ticket_no":"2601011623480816468301","queue_number":17,"trade_uid":"2601011623480004472483"}]}
2026-01-01 16:23:57 >>>故障排除日志:删除未同步下发订单成功2601011623480004472483
2026-01-01 16:23:57 >>>故障排除日志:终端同步成功后剩余订单列表


===16:48:02===
2026-01-01 16:47:30 >>>回调事件[910,devices/S3636]
2026-01-01 16:47:30 >>>故障排除日志:上一MQTT订单号缓存列表为2601011623480004472483
2026-01-01 16:47:30 >>>故障排除日志:终端未同步成功订单列表
2026-01-01 16:47:30 开始打印,排队:18,票券:2601011647245887674701,订单:2601011647240056599334,[2026-01-01 16:47:29支付宝支付10元]
2026-01-01 16:47:30 开始打印,排队:19,票券:2601011647245888356102,订单:2601011647240056599334,[2026-01-01 16:47:29支付宝支付10元]
2026-01-01 16:47:33 排队号更新回调:{"return_code":"success","return_msg":"同步成功","data":[{"ticket_no":"2601011647245887674701","queue_number":18,"trade_uid":"2601011647240056599334"},{"ticket_no":"2601011647245888356102","queue_number":19,"trade_uid":"2601011647240056599334"}]}
2026-01-01 16:47:33 >>>故障排除日志:删除未同步下发订单成功2601011647240056599334
2026-01-01 16:47:33 >>>故障排除日志:删除未同步下发订单成功2601011647240056599334
2026-01-01 16:47:33 >>>故障排除日志:终端同步成功后剩余订单列表


===17:27:03===
2026-01-01 17:26:43>>>cash read=0A
2026-01-01 17:26:45>>>cash read=3E


===17:37:03===
2026-01-01 17:36:59 >>>回调事件[910,devices/S3636]
2026-01-01 17:36:59 >>>故障排除日志:上一MQTT订单号缓存列表为2601011647240056599334|2601011647240056599334
2026-01-01 17:36:59 >>>故障排除日志:终端未同步成功订单列表
2026-01-01 17:36:59 开始打印,排队:20,票券:2601011736535198647801,订单:2601011736530050101254,[2026-01-01 17:36:59微信支付10元]
2026-01-01 17:37:01 排队号更新回调:{"return_code":"success","return_msg":"同步成功","data":[{"ticket_no":"2601011736535198647801","queue_number":20,"trade_uid":"2601011736530050101254"}]}
2026-01-01 17:37:01 >>>故障排除日志:删除未同步下发订单成功2601011736530050101254
2026-01-01 17:37:01 >>>故障排除日志:终端同步成功后剩余订单列表


===18:07:03===
2026-01-01 18:06:35 >>>回调事件[910,devices/S3636]
2026-01-01 18:06:35 >>>故障排除日志:上一MQTT订单号缓存列表为2601011736530050101254
2026-01-01 18:06:35 >>>故障排除日志:终端未同步成功订单列表
2026-01-01 18:06:35 开始打印,排队:21,票券:2601011806284170823101,订单:2601011806280039855435,[2026-01-01 18:06:35微信支付10元]
2026-01-01 18:06:37 排队号更新回调:{"return_code":"success","return_msg":"同步成功","data":[{"ticket_no":"2601011806284170823101","queue_number":21,"trade_uid":"2601011806280039855435"}]}
2026-01-01 18:06:37 >>>故障排除日志:删除未同步下发订单成功2601011806280039855435
2026-01-01 18:06:37 >>>故障排除日志:终端同步成功后剩余订单列表


===18:17:04===
2026-01-01 18:16:38 >>>回调事件[910,devices/S3636]
2026-01-01 18:16:38 >>>故障排除日志:上一MQTT订单号缓存列表为2601011806280039855435
2026-01-01 18:16:38 >>>故障排除日志:终端未同步成功订单列表
2026-01-01 18:16:38 开始打印,排队:22,票券:2601011816321449019201,订单:2601011816320012541638,[2026-01-01 18:16:37微信支付10元]
2026-01-01 18:16:40 排队号更新回调:{"return_code":"success","return_msg":"同步成功","data":[{"ticket_no":"2601011816321449019201","queue_number":22,"trade_uid":"2601011816320012541638"}]}
2026-01-01 18:16:40 >>>故障排除日志:删除未同步下发订单成功2601011816320012541638
2026-01-01 18:16:40 >>>故障排除日志:终端同步成功后剩余订单列表


===18:25:04===
2026-01-01 18:24:05 >>>回调事件[910,devices/S3636]
2026-01-01 18:24:05 >>>故障排除日志:上一MQTT订单号缓存列表为2601011816320012541638
2026-01-01 18:24:05 >>>故障排除日志:终端未同步成功订单列表
2026-01-01 18:24:05 开始打印,排队:23,票券:2601011823558527271301,订单:2601011823550083256772,[2026-01-01 18:24:03微信支付10元]
2026-01-01 18:24:07 排队号更新回调:{"return_code":"success","return_msg":"同步成功","data":[{"ticket_no":"2601011823558527271301","queue_number":23,"trade_uid":"2601011823550083256772"}]}
2026-01-01 18:24:07 >>>故障排除日志:删除未同步下发订单成功2601011823550083256772
2026-01-01 18:24:07 >>>故障排除日志:终端同步成功后剩余订单列表


===18:33:05===
2026-01-01 18:32:40 >>>回调事件[910,devices/S3636]
2026-01-01 18:32:40 >>>故障排除日志:上一MQTT订单号缓存列表为2601011823550083256772
2026-01-01 18:32:40 >>>故障排除日志:终端未同步成功订单列表
2026-01-01 18:32:40 开始打印,排队:24,票券:2601011832350541953501,订单:2601011832350003418526,[2026-01-01 18:32:39微信支付10元]
2026-01-01 18:32:42 排队号更新回调:{"return_code":"success","return_msg":"同步成功","data":[{"ticket_no":"2601011832350541953501","queue_number":24,"trade_uid":"2601011832350003418526"}]}
2026-01-01 18:32:42 >>>故障排除日志:删除未同步下发订单成功2601011832350003418526
2026-01-01 18:32:42 >>>故障排除日志:终端同步成功后剩余订单列表


===18:40:05===
2026-01-01 18:39:46>>>cash read=00
2026-01-01 18:39:46>>>cash read=818F42
2026-01-01 18:39:46>>>cash write=02
2026-01-01 18:39:47 >>>回调事件130,cash_status,10022,进钞中...read money=10
2026-01-01 18:39:47>>>cash read=10
2026-01-01 18:39:47 >>>回调事件130,10,10023,finish Money=10,进钞完成
2026-01-01 18:39:47 当前产品价格10元，投币10元，打印小票中...
2026-01-01 18:39:47 >>>开始打印,排队号为25,订单号为2601011839470023636832
2026-01-01 18:39:47>>>订单2601011839470023636832写入成功,剩余空间为1680000,占用RAM为633.1962890625
删除未同步订单2601011839470023636832
2026-01-01 18:39:49>>>订单2601011839470023636832删除成功,剩余空间为1680500,占用RAM为649.365234375
检测订单目录中>>>
无未同步订单>>>
2026-01-01 18:39:49 >>>当前Ram内存为617.5068359375
定时检测未同步订单启用
2026-01-01 18:39:50>>>cash write=0C
2026-01-01 18:39:50>>>cash read=3E


===18:41:05===
定时检测未同步订单关闭
检测订单目录中>>>
无未同步订单>>>