DIN 28430:2023-09 真空技术蒸汽喷射真空泵和蒸汽喷射压缩机的测量规则动力流体：蒸汽Vacuum technology - Rules fo

阅读模式 · 发表于 2023-12-21 22:35:35

DIN 28430:2023-09 真空技术蒸汽喷射真空泵和蒸汽喷射压缩机的测量规则动力流体：蒸汽Vacuum technology - Rules for the measurement of steam jet vacuum pumps and steam jet compressors - Motive fluid: steam

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DIN 28430:2023-09 真空技术 蒸汽喷射真空泵和蒸汽喷射压缩机的测量规则 动力流体：蒸汽Vacuum technology - Rules fo

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DIN 28430:2023-09 真空技术蒸汽喷射真空泵和蒸汽喷射压缩机的测量规则动力流体：蒸汽Vacuum technology - Rules fo