It is necessary to set up an automated propellant leak detection system.
建立一个能实现推进剂泄漏故障自动检测的系统是很必要的。
The negative pressure wave method was proposed for a pipeline leak detection system.
采用负压波法检测管线泄漏信号。
The negative pressure wave method was proposed for a pipeline leak detection system.
采用负压波法检测管线泄漏信号。
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