After each extraction, we purified the resulting gas and passed the xenon into hohenberg 's mass spectrometer, which indicated the number of atoms of each isotope present.

每一次萃取后，我们把得到的气体纯化，再将氙通入霍恩·柏格的质谱仪，测量出其中所含各种同位素的原子数量。

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Application of solid ferric-oxide desulfurizers has been limited for a long time because the gas with high sulfur content can't be purified sufficiently under high space velocity.

固体氧化铁脱硫剂长期以来因硫容量低，用于高含硫气体时，存在着在高空速下气体净化度不高的问题，限制了氧化铁脱硫剂的应用。

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Propane gas has been successfully replaced by purified natural gas for carburizing in Zhuzhou Gear Co., Ltd.

株洲齿轮有限公司已成功地以净化后的天然气代替丙烷气用于渗碳。

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This renewable natural gas, essentially purified methane, is virtually identical to natural gas, but without the fracking.

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Depending on the economics of the location, the process can produce gas that can be burned for heat and power, or purified and sold as natural gas, or, perhaps in the future, used as a feedstock for chemicals or plastics.

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The startup also plans to use the money to develop products for processing wastewater and delivering purified water for industrial operations such as oil and gas or beverage production, Green said.

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