water level meter 水位指示器 ; 水位仪
photoelectric multipurpose water-level meter 光电式多功能水位计
local water level meter 就地水位计
two-color water level meter 双色水位计
visual water level meter 直视水位计
electrode water level meter 电接点水位计
Then the paper talks about the application of this Sensor in water-level meter.
另外，还谈到了这种传感器在水位计中的应用。
The 156-meter-high Zipingpu Dam began to fill in December 2004, and within 2 years the water level had risen to 120 meters.
高达156米的紫坪铺大坝于2004年12月份开始蓄水，两年内水位已经涨到了120米。
The Yangtze river's water level in the provincial capital, Wuhan is rising by nearly half a meter per day.
长江在省会武汉的水位每天上升半米。
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