echometer

听诊器

常用释义

词性释义

n.

听诊器;回声测深机
例句
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1·The echometer was used to monitor the change of the annular water level in the coal- bed methane(CBM)wells production, which could decrease pressure stably and continuously.
在煤层气井排采过程中,通常用回声仪来监测环空液面变化,通过控制液面下降速度来实现稳定、连续降压。
同义词
n.
听诊器;回声测深机