Traditional method for overhaul of the top of miter gate is through manual operation by hydraulic hoisting jack which has the shortcomings of low efficiency and great risk.
摘要船闸人字门顶门检修的传统方法是采用液压千斤顶手动作业，工作效率低，时间长，技术风险大。
Manual switch is foreseen at the exit gate according to Chinese code.
规范 在出口大门处安装手动开关。
Method, threads that wait on the event handle proceed immediately without blocking. A manual reset event ACTS like the gate of a corral.
方法便可以重置它，从而使在该事件句柄上等待的线程立即继续而不受阻止。
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