A shoulder sprayer comprises a box body, a gas chamber, a pump, a link rod, a rocker, a crank and a spray tube with a suction pipe.

一种背负式喷雾器，由箱体、气室、唧筒、连杆、摇杆、曲柄、带吸水管的喷管组成。

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A shoulder sprayer comprises a box body, a gas chamber, a pump, a link rod, a rocker, a crank and a spray tube with a suction pipe.

一种背负式喷雾器，由箱体、气室、唧筒、连杆、摇杆、曲柄、带吸水管的喷管组成。

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