道尔顿板是用来说明气体分子运动速率分布统计规律性的教学仪器。
Dalton board is an instrument used to ex-plain statistics disciplinarian of velocity distribution of air molecule movement.
双切向环流气体分布器性能的优劣与导流板和套筒结构的密切相关。
The efficiency of twin-tangential annular flow gas distributor was determined by structures of baffles and sleeves.
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