您要查找的是不是：
- upper water level 上游水位
- 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。
- Here is the upper waters of the Yangtse. 这里是长江上游。
- They sail in the upper waters of the Yangtze River. 他们在长江上游航行。
- 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。
- It indicates that the influence of the reservoir water level rise on the upper loose deposit is much more evident. 这说明库水位上升对上部松散堆积体的影响相对来说还是比较明显的。
- The drought depressed the water level in the reservoirs. 干旱使水库的水面降低
- The rainwater id drained into upper water through storm sewer, and the capacity of swage treatment reaches 3,2000 tons. 雨水经过雨水管（渠）排入地面水体。园区内的日污水处理量可达3.;20万吨。
- Ice jam flood: a lot of frazil ices and crushed ices gather under the covering ice, causing heading up of water level of upper reach. 冰塞洪水，大量冰花与碎冰在盖面冰下集聚，造成上游水位显著壅高的现象。
- Ice dam flood: a lot of fluid ices dive, press and accumulate, causing heading up of water level of upper reach of blocking section. 冰坝洪水，大量的流冰下潜、挤压与堆积，使阻塞断面上游水位显著壅高的现象。
- The water level rises rapidly during monsoon season. 雨季水平面上升很快。
- The experiment showed that the absorption intensity was much greater than the release intensity in higher phosphorus concentration of upper water of surficial sediment. 可以看出当上覆水磷酸盐浓度较高时 ;吸附作用的强度远大于释放作用 .
- 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。
