The heavier cloud cover to the north and west of this circular pattern was likely a response to a low-pressure system and to jet stream dynamics.
圆形的云型中，北部和西部云量更多，这可能是由于低压系统和急流的作用。
In order to study the evaporation of ethanol-gasoline, experimental investigations had been carried out to determine the saturated stream pressure of some low proportional ethanol -gasoline blends.
为了解乙醇汽油的蒸发性，文中运用雷德法对几种低比例的乙醇汽油进行了饱和蒸汽压特性试验研究。
Low temperature separation, USES the high energy from the well stream to throttle and reduce pressure, then remove the condensate.
低温分离，是利用地层本身能量节流降压制冷，用低温分离方法脱除天然气中凝液的处理工艺。
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