存水弯u形弯管防气阀防臭瓣放泄弯管装存水弯于排水管等用防气阀堵住臭气使蒸气密封于管内存水弯管存水宙存水湾
The U-shaped trap pipe, the air deflector valve, the odor deflector valve, the release elbow pipe, the trap pipe installed on the drainage pipe, etc., the air deflector valve is used to block the odor and seal the steam inside the pipe. The trap pipe, the trap bay, the trap bay
以上为机器翻译结果，长、整句建议使用 人工翻译 。
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