back water meaning in English
倒划
回流
回水
回洗水
循环水
Examples
- A mound of earth or stone built to hold back water or to support a roadway
堤用以阻挡水或支持公路而建造的土堆或石堆 - Back water curve
壅水曲线 - A woman carrying her infant on her back waters flowers in a graveyard in puebla , mexico
墨西哥的普埃布拉，一个妇女正在墓园浇花，她的背后背着她的孩子。 - When the temperature difference of the supply water stand pipe or back water stand pipe of the water heater is large , itcan affect the water temperature
6过水热在暖气正常情况下，供水立管或回水立管温差大时，将影响出水温度 - Due to the complexity of the inner structure of the cleaning valve , it may be create vortices , cavitate , water hammer , back water and so on
由于清洗液阀门流道的内部结构复杂,当流体通过阀道时产生诸如旋涡、空化、水锤和死水区等水流现象。