... high and low water alarm 高低水位报警器; 水位报警器 high low water 高低潮 high-low water alarm 高低水位报警 ...
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high-low water level alarm 高低水位报警器
high-low water alarm 高低水位报警
high-low water level switch 高低水位开关
high and low water alarm 水位报警器 ; 高低水位报警器 ; 低水位报警器 ; 高
cold water high-low-pressure washer 高低压冷水清洗机
high and low water change 丰枯变化
When the water level was high, the user needed only to descend a few steps to reach it; when it was low, several levels would have to be negotiated.
当水位高的时候，使用者只需要往下走几个台阶就能到达井的部位；当水位低的时候，就要走好几层了。
The removal of dams remains controversial because of high restoration costs, loss of low-cost electricity, and the loss of water storage facilities.
大坝的拆除仍然存在争议，因为高重建成本，损失低成本电力，以及损失蓄水设施。
This system is used to pump water into the core, low pressure safety injection and high pressure safety injection.
这个系统是用来将水抽到核心里去，降低压力安全加入和高压力，安全加入。
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