Eastern China deep oil-gas exploration is very difficult, but remaining resources amount and exploration potential are great.

中国东部深层油气勘探难度大，但剩余资源量及勘探潜力也大。

youdao

Their structural deformation, styles and sediment features control the basic types of deep oil-gas reservoirs which distribute in a pattern.

该场所的构造变形样式和沉积体系特征决定了深部油气藏的主要类型。

youdao

She talked to EarthSky about the high concentrations of methane gas she discovered in oil plumes deep beneath the surface of the Gulf.

她告诉EarthSky，深海处的原油层已经产生了高浓度的甲烷气体。

youdao

Until recently, oil and gas produced from deep-water fields have been brought to the surface and transported to onshore processing facilities.

FORBES: World's First Subsea Smart Grid Changes Offshore Oil and Gas Game

Hydraulic fracturing, or fracking, pumps millions of gallons of water mixed with fine sand and chemicals deep into oil and gas wells to crack gas-bearing rock.

WSJ: NY groups claim industry bias in fracking study

He pointed to the shale-gas revolution in the U.S., along with deep-water and heavy oil, as examples of how Mexico can benefit from new technologies that boost energy output, lower prices and create jobs.

WSJ: Mexico Sees Energy as Key to Reset Economy