lost velocity head
... velocity head coefficient 流速水头系数 loss of velocity head 速度头损失 residual velocity head 剩余流速水头 ...
基于22个网页-相关网页
... velocity head 速度头，动压[头] velocity head loss 速度头损失 velocity interval 速度范围，速度间隔 ...
基于8个网页-相关网页
·2,447,543篇论文数据，部分数据来源于NoteExpress
采用本文推荐的改进的钢管减径速度制度，可较大地降低减径钢管前后的切头损失。
The application of the improved tube reduction speed system recommended in the paper makes it possible to greatly cut down the crop losses of the reduced pipes.
youdao
应用推荐
模块上移
模块下移
不移动