词汇	cement cushion block
释义	cement cushion block 水泥垫块
随便看	standard practice Standard Practice Bulletin Standard Practice for Abrading Concrete standard practice for live staking standard practice for radiographic examination Standard Practice for Rotameter Calibration Standard Practice for Sampling Pitch standard practice instruction standard practice instructions standard practice of railway construction standard practices standard precaution standard precautions standard precipitation coefficient Standard precipitation index standard precision standard preemphasis standard prefabricated splint standard preferred stock warrant agreement standard prelude standard premium standard preparation standard preparation hours standard preparations Standard preparations