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阴极射线管静电偏转极的命名方法
Methods for designation of electrostatic deflecting electrodes of cathode-ray tubes
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低压断路器用陶瓷真空开关管空白详细规范
Blank detail specification of ceramic vacuum switch tubes for low-voltage circuit breakers
参考页数:7P.;A4
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低压断路器用玻璃真空开关管空白详细规范
Blank detail specification of glass vacuum switch tubes for low-voltage circuit breakers
参考页数:7P.;A4
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X射线管寿命试验方法
Methods of life test for X-ray tubes
参考页数:5P.;A4
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低断路器用真空开关管测试方法
Methods of measurement for vacuum switch tubes for low mine circuit breakers
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低压断路器用真空开关管总规范
General specifications for vacuum switch tubes for low-voltage circuit breakers
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ZKBD1250/10-20型真空开关管详细规范
Detailed specifications for ZKBD1250/10-20 vacuum switch tubes
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断路器用玻璃真空开关管空白详细规范
Blank detailed specifications for glass vacuum switch tubes for circuit breakers
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断路器用陶瓷真空开关管空白详细规范
Blank detailed specifications for ceramic vacuum switch tubes for circuit breakers
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断路器用真空开关管总规范
General specifications for vacuum switch tubes for circuit breakers
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