将蒸发的乙烯馏份再循环至原料气体压缩机。
The vaporized ethylene fraction is recirculated to the raw gas compressor.
该星系正在消耗完自己的原料气体和尘埃，中间的暗条显示了形成这颗恒星的最后一些可用物质。
The galaxy is running out of raw gas and dust, with the dark streak representing the last material available for star formation.
由此在处理基板（5）的附近使 原料气体发生反应，在处理基板（5）上形成良好的结晶成膜。
The multiple raw material gas react on the surface of heated treating base plate (5) and form film.
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