洒水车配备的是离心式洒水泵，该泵每次吸水前，必须向水泵内加入一定量的引水，加完后必须关闭加水口。

Sprinkler is equipped with a centrifugal pump, the pump every time before water, must be added to a certain amount of water to the pump, plus the need to close the water inlet.

youdao

洒水车配备的是离心式洒水泵，该泵每次吸水前，必须向水泵内加入一定量的引水，加完后必须关闭加水口。

Sprinkler is equipped with a centrifugal pump, the pump every time before water, must be added to a certain amount of water to the pump, plus the need to close the water inlet.

youdao