基本解釋[能源科學技術]小直徑油管柱英漢例句雙語例句A string of 3/4 in. to 1in. diameter tubing or pipe. The macaroni string may also be a tubing string inside a tubing string.直徑3/4英寸至1英寸的油管柱或管柱。小直徑管柱也可為油管柱內的油管柱。www.infopetro.com.cnmacaroni string更多例句詞組短語短語macaroni tubing string 小直徑油管柱macaroni string更多詞組專業(yè)釋義能源科學技術小直徑油管柱