... Bubotuber 泡泡茎 泡泡茎的脓汁对难缠的面疱有非凡的疗效。 Deflating Draft 放气水 Dittany 白鲜 ...
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排水与放气系统 drain and vent system
排气、放水管是否阻塞 bearing is leaking ; actuator manual, electric operation is normal ; stroke adjustment is accurate ; Switching valve is flexible rotation
排放废水〔气〕的管子 waste pipe
储气主筒放水旋塞 main reservoir drain cock
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