这些小玩意通常十分低廉，通常包含了一个小橡皮软管喷嘴装设一完。
These gadgets are usually very inexpensive and typically consist of a small rubber nozzle with a hose fitting on one end.
我注意到一位女士在车间里正往塑料软管上装喷嘴。
I noticed a woman on the factory floor putting nozzles onto rubber hoses.
将软管和喷嘴安装到这种装置的出口(图1)。
Attach a hose and nozzle to the outlet of the device (Fig. 1).
关闭喷嘴，然后关闭供应水源。这时这种装置、软管或喷嘴上必须没有泄漏。
Turn off nozzle and then the supply. There must be no leakage at the device, hose or the nozzle.
关闭喷嘴，然后关闭供应水源。这时这种装置、软管或喷嘴上必须没有泄漏。
Turn off nozzle and then the supply. There must be no leakage at the device, hose or the nozzle.
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