The gas-forming hypotheses are mainly synthetic gas and earth outgas hypotheses.

其成气假说主要有合成气说和地球脱气说。

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The method of judging transformer internal failure by using gas-forming rate is introduced. The problems which should be paid to attention in inspecting gas-forming rate are pointed.

介绍了利用产气速率判断变压器内部故障的方法，指出了考察产气速率应注意的问题。

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The results show that both gas-forming property and decomposition latent heat of the polystyrene material influence the metal flow velocity and the gaseous pressure of the gap significantly.

结果表明，模样汽化潜热与发气性均严重影响铝合金液的充型速度及间隙压力。

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The EPA last year issued the first-ever standards to control smog- and soot-forming gases from gas wells site, and updated existing rules to reduce cancer-causing pollution, such as benzene, from other equipment.

NPR: Report: Flaws In EPA Drilling Pollution Data

"Economics dictates that 95% of current U.S. hydrogen is produced by steam-methane re-forming of non-renewable natural gas, " Michael K. Heiman, professor of environmental studies at Dickinson College, wrote in a study of the proposed hydrogen economy last year.

FORBES: Magazine Article

Large-scale structures are also visible, such as large clouds of dust and gas where stars are forming at rapid rates.

MSN: New Milky Way photo captures 1 billion stars