A test of lower middle temperature blackening on steel part was introduced.

介绍了钢铁件低中温发黑工艺试验.

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The deposit middle temperature meteoric hydrothermal ore deposit.

矿床属大气降水低温热液型矿床.

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The cryomilling and middle temperature intensive processing technology, as a new forming technology, is recommended.

介绍了一种新的块体纳米材料制备技术 —— 低温球磨+中低温强加工技术.

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Key problems on energy saving of high emissivity coating at middle temperature are discussed.

本文论述高发射率涂料在中温下使用,节能的若干关键问题.

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