[固定建筑物] 多重管柱 string of tubing: 油管柱tubing string: 油管柱concentric tubing work string: 同心油管工作管柱dual string tubing hanger: 雙管懸掛器dual-tubing string: 雙油管柱下載手機(jī)詞典可隨時(shí)隨地查詞查翻譯
