In the middle is a sound level meter.
在中东是一个声级计。
An operation principle of conductive water level meter is proposed.
论述了导电式水位检测计的工作原理。
CLW ultrasonic material level meter can control material height without touching material.
CLW超声波料位器，可以无接触控制铺料高低。
Material Level Meter is an important and indispensable instrument in the industrial production.
物位计是工业生产不可缺少的重要测量工具。
The Chinese used a gravity meter to correct for local deviations in sea level.
中国人用重力仪来校正海平面的局部偏差。
One meter below the water level there are many fish.
水面下一米处有许多鱼。
One meter below the water level there are many fish.
水面下一米处有许多鱼。
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