The system is of some referential value to the development of multi-gas detection technology and instrument in our country.

该系统对我国气体检测技术的研究和气体检测仪器的研制具有重要的参考价值。

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So the point is that properties of liquid gas, two-component or multi-component mixtures like this can be exploited.

关键点就在于，像这种两种或多种的混合物的气体液体性质,可以被我们利用。

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The purple emission is multi-million degree gas detected in X-rays by NASA's Chandra X-ray Observatory and the other colors show galaxies in an optical image from the Sloan Digital Sky Survey.

其中紫色喷发状物质是几百万度高温的气体，由Chandra X射线天文中心探测；其他颜色展示了斯隆数字星空调查的光学图片中的一些星系。

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It is not clear what it will be able to do to help revive energy talks with Uzbekistan, Kazakhstan and Turkmenistan, During negotiations in the Czech capital,Prague, the three natural-gas producing nations were not convinced by E.U.offers of more trade and stronger transport links in exchange for their participation in a multi-billion-dollar gas pipeline, known as Nabucco.

VOA: standard.2009.05.11

Anglo-Dutch company Shell has beaten France's Total to a multi-billion-pound deal to develop a gas field with the Abu Dhabi National Oil Company (ADNOC).

BBC: Royal Dutch Shell wins huge UAE gas deal

As background, hydraulic fracturing is a multi-step process commonly used in oil and natural gas drilling to bolster eventual production from wells.

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This is an operational hub for multi-billion dollar investments by Daewoo International, which has offshore gas concessions, and China National Petroleum Co.

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