curve drilling曲线: curve; curved line井: well段: section; segment; part; para ...钻进: worm one's way in; drilling上部井段钻进: tohole drilling下载手机词典可随时随地查词查翻译关注微信公众号：chachacidian，回复:曲线井段钻进，即可在微信中查询翻译
