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中华人民共和国第一机械工业部部标准 椭圆齿轮流量计JB1434-74

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Corporate Authors: 上海工业自动化仪表研究所 (提出); 合肥仪表厂 (起草)
Published: 技术标准出版社
Publication Dates: 1975
Call Number: T-652.2/2313-3
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