《南水北调与水利科技》：南水北调中线工程槐河（二）渡槽水力特性试验研究（戴梅 陈新桥）（摘要） 关键词：渐变段；糙率；水头损失；闸门开度 [gap=1106]Key words:transition;roughness;loss of head;full-gate opening
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loss of head indicator 减压指示器
loss of head at orifice 缩孔压头损失
loss of head gauge 压头损失计
loss of head at Inlet 入口总水头损失
loss-of-head gage 压头损失仪
loss-of-head due to enlargement 扩张管压头损失
Loss of water head 水头损失
loss-of-head 压头损失
form loss of head 开关水头损失
While flowing through a pipe, the fluid is subjected to the loss of head due to the friction of the inner surface of the pipe against it.
流体流经管道时，由于管道表面的摩擦力而产生力头损失。
The different structure of the three-way pipe lead to the different local loss of head, it cause a great influence on operating costs of irrigation.
“三通”结构形式的不同会造成不同的局部水头损失，对灌溉运行费用影响很大，所以对三通结构进行优化，减小灌溉水头和局部水头损失有相当大的意义。
The flow regime, sediment deposition and the loss of head of two head tanks of the sewage pumping station with different dimensions are studied by using a hydraulic model test method.
采用水力模拟的方法对两个不同结构尺寸的污水泵站高位井的水流流态、泥沙淤积及水头损失等进行了模型试验。
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