例句與用法

1. Main anti - syphonage pipe
   總反虹吸管
2. Anti - syphonage pipe
   反虹吸作用管
3. Each of these sanitary fitments is fitted with a trap including u shaped water trap , bottled trap or anti - syphonage trap to prevent foul smell and insects in the soil pipe from entering into the premises
   上述生設(shè)備都各設(shè)有隔氣彎管包括u形樽形或反虹吸隔氣彎管，防止污水管的臭味和昆蟲進(jìn)入樓宇內(nèi)。
4. Each of these sanitary fitments is fitted with a trap ( including u shaped water trap , bottled trap or anti - syphonage trap ) to prevent foul smell and insects in the soil pipe from entering into the premises
   上述?生設(shè)備都各設(shè)有隔氣彎管(包括u形、樽形或反虹吸隔氣彎管) ，防止污水管的臭味和昆蟲進(jìn)入樓宇內(nèi)。