問答題

【簡答題】翻譯：The casing and tubing used to bring crude oil to the surface is suspended underneath a wellhead or Christmas tree.

答案：把油氣從地層帶到地面的油管懸掛在井口裝置上，這個裝置即為采油樹。

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【簡答題】翻譯：Other instruments used in gravity work are the torsion balance and the pendulum.These instruments, however, have been practically replaced by the gravimeter.

答案：使用在重力測量的其他設(shè)備由扭秤和鐘擺組成，這些設(shè)備，無論如何，已經(jīng)取代了比重計。

【簡答題】翻譯：The permeability of a porous medium may be determined from samples extracted from the formation or by in-place testing.

答案：多孔介質(zhì)的滲透率可以從地面取樣或現(xiàn)場測試來確定。