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数字直流微电阻测量仪通用规范
General specification for digital direct-current micro resistance measuring instruments
价格：￥0.00
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示波器用无源电压探极通用技术条件
General specification of passive voltage probes used for oscilloscopes
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双极型晶体管直流参数测试仪通用技术条件
General specification for bipolar transister DC parameter testers
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声级计通用技术条件
General specification for sound level metets
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GH3123型集成电路 自动测试仪
价格：￥0.00
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QH1350型可程控扫频信号发生器
价格：￥0.00
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ED2814型 LCR自动测量仪技术条件
价格：￥0.00
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