The results in this thesis have an instructive meaning for fundamental study of low temperature physics, and for the technological applications of space simulation and vacuum insulation.
本文的结果对低温物理的基础研究以及宇宙模拟，低温真空绝热技术等应用领域具有一定的指导意义。
The High Power Microwave (HPM) technology as a combination of pulse power technology, plasma physics and vacuum electron device is a rising science in the 1970s.
高功率微波（HPM）技术是上世纪70年代以来产生的一门新兴学科，是脉冲功率技术与等离子体物理学及电真空技术相结合的产物。
The use of machinery, physics, chemistry, physical-chemical methods such as extraction of container in order to obtain and maintain a vacuum device.
利用机械、物理、化学、物理化学等方法对容器进行抽气，以获得和维持真空的装置。
Use of machinery, physics, chemistry, physical and chemical methods such as containers for the exhaust to obtain and maintain a vacuum device.
利用机械、物理、化学、物理化学等方法对容器进行抽气，以获得和维持真空的装置。
Use of machinery, physics, chemistry, physical and chemical methods such as containers for the exhaust to obtain and maintain a vacuum device.
利用机械、物理、化学、物理化学等方法对容器进行抽气，以获得和维持真空的装置。
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