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Number of entries (Data is updated on a monthly basis): 83618
GB/T 11320-1989
压电陶瓷材料性能测试方法 低机械品质因数压电陶瓷材料性能的测试
Test methods for the properties of piezoelectric ceramics--Material with the low mechanical quality factor
GB/T 11449.2-1989
Flanges for waveguides--Part 2:Relevant specification for flanges for ordinary rectangular waveguides
GB/T 6217-1998
半导体器件 分立器件 第7部分:双极型晶体管 第一篇 高低频放大环境额定的双极型晶体管空白详细规范
Semiconductor devices--Discrete devices--Part 7:Bipolar transistors--Section One:Blank detail speci-fication for ambient-rated bipolar transistors for low and high frequency amplification
GB/T 18525.1-2001
Code of good irradiation practice for insect disinfestation of dried pulses
GB/T 18525.2-2001
Code of good irradiation practice for insect disinfestation of cereal grains products
Number of entries (Data is updated on a monthly basis): 83618