back flow roll
回流滚转
以上为机器翻译结果，长、整句建议使用 人工翻译 。
But post Macondo, Uncle Sam made MMR roll the rig back out of the way and close off the well before a flow test could be completed (No longer a requirement).
FORBES: Davy Jones #1 Well Flow Test Appears Imminent
应用推荐
模块上移
模块下移
不移动