The work consisted of throwing up embankments and installing water turbine pumps.
这项工作包括快速建起堤坝和安装涡轮水泵。
The work consisted of throwing up embankments and installing water turbine pumps.
这项工作包括快速建起堤坝和安装涡轮水泵。
By comparing the characteristics of submersible pump and vertical lineshaft turbine pump, comments are introduced on the selection and application of sea water lift pump and fire water pump.
通过对潜水泵与深井泵各点的较,提平台在水泵和消防泵的使用的一些看法。
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