This small pump impeller for many.

这种叶轮多用于小型泵。

youdao

Industry Equipment: Electric Valve, Actuator, Small Pump.

工业设备：阀门，致动器，小型泵。

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I was told this small pump, is valuable and easily saleable on market.

他们告诉我这小泵，是有价值的，容易在市场上出售。

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And in sub-Saharan Africa, where only four percent of the land is irrigated, buying a small pump can make a big difference.

VOA: standard.2010.08.09

For a small farmer, replacing a bucket with a pump can lead to cultivating a wider variety of crops and creating work for family and neighbors.

VOA: standard.2010.08.09

It has a bivalve shell, two strings which move the valves against one another, and a small pump that expels water (he is still working on the best design for the foot).

ECONOMIST: Robots

To maintain the critical temperature, Dr Zheludev uses a small electronic heat pump known as a Peltier cell.

ECONOMIST: Optical communications: Swish switches | The

Static electricity could cause a small spark when a petrol pump nozzle is inserted which could in turn ignite fuel vapour in a flash fire.

BBC: BMW recalls new Mini