echo check 回送校验 ; 返回检查 ; 返回核对 ; 回波检验
echo check technique [电子] 回波检验技术
end-user to SSCP echo check 端点用户到SSCP回送检验
One critical variable is the value of PATH, which you can check at the command line with the echo $PATH command.
一个临界变数是路径的数值， 你以回声$路径指令能在指令行检查。
When passing One Fathom Bank, check the depth and variable sand waves below the sea level all the time by echo sounder.
通过一托浅滩时，要一直测深校时水深及海面下多变的沙纹。
Moreover, we introduce the echo method into our simulator, so that it is able to check the configuration of the system and locate connective defaults automatically.
我们还将“回声”技术引入该模拟器，使其可自动检测系统的配置规模并准确定位连接故障。
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