... foam-water spray head 泡沫-水两用喷头 friction loss of water head 磨擦损失水头; 摩擦损失水头 ground water pressure head 地下水压头 ...
双语例句
1
Calculation formula of velocity distribution, boundary layer thickness, friction force and lossofwaterhead are given out, in accordance with the result from theory analysis of similitude solution.