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China GB Standards List

 GB/T 28738-2012  
Finned built-in heat pipe for all-glass evacuated solar collector tubes

全玻璃真空太阳集热管内置式带翅片的金属热管
 GB/T 4772.3-1999  
Dimensions and output series for rotating electrical machines--Part 3:Samll built-in motors--Flange numbers BF10 to BF50

旋转电机尺寸和输出功率等级 第3部分:小功率装入式电动机 凸缘号BF10~BF50

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