http://blog.sina.com.cn/s/blog_5da93c8f010112kj.html
https://www.cnblogs.com/loveyakamoz/archive/2011/07/21/2113247.html
http://blog.csdn.net/shensky711/article/details/52770686
12306
http://www.cnblogs.com/ljqing/p/8283428.html https://www.jianshu.com/p/2166b2c005c5
https://zhuanlan.zhihu.com/p/31865300
https://www.jianshu.com/p/d3e2b3442974
https://zhuanlan.zhihu.com/p/31865300
submitOrderRequest
initDc
checkOrderInfo
getQueueCount
confirmSingleForQueue
queryOrderWaitTime