Today, only a slight performance of the plate forestry, water and air transport gas plate.

今天略有表现的板块仅有林业, 煤气供水和航空运输板块.

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Fans are applied various departments of Country economy, as primary machine equip to transport gas.

风机作为输送气体的主要机械装备,广泛应用于国民经济各个部门.

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Compressor is machinery which is used to increase the gas pressure and transport gas.

压缩机是用来提高气体压力和输送气体的机械.

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