您要查找的是不是：
- undisturbed water level 未扰动水面
- The wind, temperature, water level, etc has dropped considerably. 风势已减弱了、 温度已下降了、 水平面已降低了很多。
- Make sure to top up the water level so that is always remains the same. 一定要把水注满使水平高度总保持不变。
- The water level in some lakes may vary greatly. 某些湖泊的水位变动极大。
- The remote measurement of water level in ECR. 集控室水位遥测。
- Pumps work to keep the water level down. 水泵工作,使水位下降。
- As the water level sinks the stones are exposed . 水落石出。
- The water level has been raised by 1.1 metres. 水位提高了1.;1米。
- Adjustable float for optimum water level control. 通过调节浮球能保持最佳水位。
- Heavy rains caused the rise of the water level. 暴雨导致水位上涨。
- The drought depressed the water level in the reservoirs. 干旱使水库的水面降低
- The water level rises rapidly during monsoon season. 雨季水平面上升很快。
- Fill the generator with fresh water above the normal water level. 给发生器注入正常水平线以上的清水。
- Eventually, the rain stopped and the water level gradually fell. 不过终于雨停了,然后慢慢的水位开始降低,直到有一天没水啦!
- The wind, temperature,water level,etc has dropped considerably. 风势已减弱了、温度已下降了、水平面已降低了很多.
- The wind, temperature,water level,etc.has dropped considerably. 风势已减弱了、温度已下降了、水平面已降低了很多.
- When water levels rise, flooding results. 水位上升，就会发生洪水。
- The peak ground water level was analyzed on simulation. 仿真分析了地下水位的峰值。
- At the Hoover Dam, the water level has dropped more than 80 feet. 胡佛水坝的水位线已经下降了不止80英尺（约为24米）。
- The water level in some 'barrier lakes' is high and rising. 部分堰塞湖的水位比较高，并且还在增长。
