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(1)使用前先检查各连接处是否漏气,然后装清水试喷。(2)药液加入后,其液面不能超过安全水位线。喷药前先扳动摇杆
(1) before use to check whether the joints leak, and then install water test spray. (2) After the liquid is added, the liquid level can not exceed the safety water level. Spraying rocker before spraying