“Gifford-McMahon refrigerator”的概念、定义、翻译、参考文献-科学参考

单词	Gifford-McMahon refrigerator
释义	Gifford-McMahon refrigerator Encyclopedia 工学2K以上低温制冷机释 Gifford-McMahon refrigerator; G-M refrigerator吉福德-麦克马洪制冷机利用绝热放气降温原理连续进行西门膨胀制冷的装置。
随便看	soil heat flux density soil heat flux measurement soil heat status soil heavy metal acquisition soil heavy metal contaminant soil heavy metal monitoring soil heavy metal pollution soil heavy metal rapid in-situ monitor soil horizon soil horizon boundary soil horizon designation soil horizontal pattern in China（based on soil genetic classification） soil horizontal pattern in China（based on soil taxonomy） soil humidity measurement soil humification soil humus layer soil hydroscopicity soil infiltration soil information soil information system soiling forages soil inorganic pollution soil in situ remediation soil in-situ remediation soil ion exchange

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