MEASURING AND STUDY FOR EFFECTIVE THERMAL CONDUCTIVITY OF SPACER MATERIAL OF MULTI-LAYER THERMAL INSULATION AT LOW TEMPERATURE是什么意思_MEASURING AND STUDY FOR EFFECTIVE THERMAL CONDUCTIVITY OF SPACER MATERIAL OF MULTI-LAYER THERMAL INSULATION AT LOW TEMPERATURE在線(xiàn)翻譯_英語(yǔ)_讀音_用法_例句