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produce gas

produce gasproduce gas

produce gas

例句：
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a species of Gram-negative aerobic bacteria that produce gas and acid from sugars and are sometimes involved in the souring of milk.
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There are similar moves to produce gas in the far north of Russia and Norway, all in the shadow of BP's Gulf of Mexico's oil spill.
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The pressure swing gas producer is a kind of equipment which can directly produce gas with certain pressure and making use of pieces coal.
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Analysis on downdraft gasifier produce gas with different material as feedstocks

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