At present, deep strata is the important field of natural gas exploration.

深层是目前天然气勘探的重要领域。

youdao

The crater resulted after a Soviet natural gas exploration accident in the 1950s and has been burning ever since.

气坑形成于1950年代苏维埃时期的一次燃气爆炸事故，并从那时起一直燃烧至今。

youdao

With the shallow natural gas exploration becoming difficult at present, deep-seated natural gas exploration has become the hot issue.

随着浅层天然气资源勘探难度的增大，进行深层天然气勘探已成必然趋势。

youdao

"The types of opportunities that are left for natural gas exploration in the U.S.have changed.

VOA: special.2009.10.23

The Tennessee senator also wants more exploration for offshore oil and natural gas, and more conservation and efficiency in electricity use.

VOA: standard.2009.04.25

This is just one example of Chevron venturing more aggressively into natural gas exploration.

FORBES: Chevron's Natural Gas Push Has Limited Upside For Stock

The present system cannot continue without retarding Israel's growth, particularly with respect to natural gas exploration and production.

FORBES

That said, natural gas exploration and development company Chesapeake Energy (NYSE:CHK) is a fairly recent addition worth noting.

FORBES: Move up http://i.forbesimg.com t Move down