total head造句

例句与造句

1. An allowance may be made for this, or the total head tubes may each be flattened at the tip .
   可采用修正的办法，要不就把每个总压管的顶端做成偏平的。
2. Roll call , total head count : 15 , 3 absent , reason on leave
   报告，应到15人3人请假外出
3. Multistage centrifugal pumps ; mine drainage pumps , with pump total head up to 1000 m at speed of rotation 1500 l min
   多级离心泵.转数1500l min时扬程为1000米的矿用抽水
4. It's difficult to find total head in a sentence. 用total head造句挺难的