该设备采用电阻式加热的灯丝组离解反应物气体中的氢。
The apparatus USES a resistively heated filament array for dissociating hydrogen in the reactant gas.
没有其他的气体去阻止紫外太阳辐射离解大气层顶的水汽。
No other gases would be present to prevent ultraviolet solar radiation dissociating water vapour at the top of the atmosphere.
空气的离解和电离导致轨道器的阻力系数比完全气体计算值低，压心位置前移。
Dissociation and ionization of air bring on lower drag coefficients of the orbiter than that obtained from perfect gas model, while the location of pressure center moves forward.
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