Flexible tube used to convey either powder from hopper to gun or compressed air to gun.

把粉末从粉桶输送到喷枪或把压缩空气输送到喷枪的柔性管子。

youdao

In powder coating process, compressed air the energy release of the expansion can ascend and fluidization powder, the powder pump out in from hopper and through the hose transported to the gun.

在粉末涂装过程中，压缩空气膨胀所释放的能量可以提升和流化粉末、将粉末从料斗中抽吸出来并通过软管输送至喷枪。

youdao

A constriction in a powder pump that USES compressed air to lift and transport powder from feed system to the spray gun.

在粉末泵中的收缩能够使压缩空气从喂料系统到喷粉枪提升和搬运粉末。

youdao

In 1990 an equivalent gun would have used 15 times as much compressed air as water, and thus been far more expensive to run.

ECONOMIST: Snowmaking