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- water level period fluctuation 水位波动
- Moreover, there is some difference between high and low water level periods.Generally speaking, the WQI is higher during high water level periods because of dilution. 而主流的高屏大桥与双园大桥测站由于水量较大,WQI平均值保持在50-60之间,显示水质属于中等的情形。
- Probe into Sedimentary Feature of Late Paleozoic Sequence Strata During Lower Water Level Period in Shanxi Province 山西晚古生代层序地层低水位期沉积特征探讨
- 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。
- In this article, the causes of the fluctuation of the water level of steam drum and its adjustment were analyzed. 摘要分析汽包水位波动的原因后,提出了几种对汽包水位进行合理调节的技术方法。
- The reservoir water fluctuation belt is the bank slope area which submerges at the low water level. 水库消涨带是指随水位涨落不时出没的库岸,其坡面裸露,泥沙侵蚀量大,生态环境恶劣。
- The water level in some lakes may vary greatly. 某些湖泊的水位变动极大。
- surge chamber water level fluctuation period 调压室水位波动周期
- 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。
- The results showed that the numbers of the Taxus yunnanensis population was is very limited, and had an obvious period fluctuation companying the growth of the population. 结果表明:云南红豆杉的种群数量少,种群发育过程中具波动性,但仍属稳定型种群。
- 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。
- Results show that the water level fluctuation with a long cycle and slow attenuation causes long regulation time of the unit. 计算分析表明,周期较长衰减较慢的尾水调压室水位波动会影响运行机组的调节品质,主要表现为调节时间较长。
- Area electric power charge is variable peculiarly with periodic fluctuation. 区域电力负荷具有特殊的变化规律。
- After the occurrence of earthquake, as the fluctuation of water level gradually quiets down, water temperature near the probe begins to rise. 震后水震波逐渐平息,探头附近井水温逐步恢复上升。
- The drought depressed the water level in the reservoirs. 干旱使水库的水面降低