短語(yǔ)詞組短語(yǔ)continuous pipe -casting machine 連續(xù)鑄管機(jī)centrifugal pipe -casting machine 離心鑄管機(jī)pipe casting techniques 鑄管工藝centrifugal pipe casting techniques 離心鑄管工藝Rough pipe casting 毛坯管pipe -type casting 管型鑄件centrifugal pipe casting machines 離心鑄管機(jī)pipe casting machines 鑄管機(jī) 返回 pipe casting