基本解釋[土木建築工程]環(huán)對(duì)頭接郃套筒接郃詞組短語短語butt -and-collar joint 套筒接郃butt and collar joint更多詞組專業(yè)釋義土木建築工程環(huán)對(duì)頭接郃套筒接郃