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钨铼热电偶用补偿导线
The compensating exfension wires for tungsten -- rhenium thermocouples
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光学晶体学均匀性 测量方法
Measuring method for optical homogeneity of optical crystals
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银、银合金/铜、铜合金复合带材
Sliver or sliver alloy/copper or copper alloy clad strips
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火花塞电极合金线
Alloy wires for spark plug
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变送器用恒弹性合金棒材
Constant elasticity alloy bars for transmitter
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贵金属铠装热电偶电缆
Sheathed noble metal thermocouple cables
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仪器仪表材料产品分类
Classification of instrumentation material product
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电能表用永磁阻尼件
Permanent magnet damper for electric energy meter
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永磁材料产品系列型谱
Permanent magnet material product series spectrum
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