automatic regulating for helium flow 氦气流量自动调节
helium mass flow 氦气质量流
helium film flow [低温] 氦膜流动
super flow liquid helium 超流性液态氦
The etching rate showed an initial increase, followed by a decrease when the helium flow rate increased.
刻蚀率随功率的增大而增大，随喷头距离的增加而减小。
The thermal regenerator efficiencies packed with bronze screen matrix of various size, blow periods, Helium flow rates etc have been measured with experimental compensate method.
本文通过采用补偿方法，分别测定了在液氮温区不同的工质流量、切换时间、填料网目数的回热器效率。
The solar wind is a high-speed but extremely tenuous stream of electrically charged gases—ionized hydrogen and helium—that flow outward from the sun.
太阳风是一种高速但非常稀薄的从太阳向外流动的带电气体离子氢、氦流。
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