The sucking speed depends on the viscosity of product and length of suction pipe.

吸取的速度取决于产品的粘度和吸取管的长度。

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Slings should be placed at one fourth of the length of pipe form each end.

吊索的位置应放置在从两端起管道总长的四分之一处。

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Just as the length and cro - section of the pipe affect the flow of water so it is with conductors of electric current.

正如管道的长度和截面会影响水流一样，导体对电流的影响也是如此。

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Investigators have communicated with the suspect through a length of PVC pipe that extends out of the bunker.

CNN: Alabama bunker suspect faced court date, neighbors say