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deadweight force standard machine
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deadweight force standard machine
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工学
[标准仪器设备]
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deadweight force standard machine
静重式力标准机
将具有一定质量的砝码在重力场中产生的重力与空气浮力的合力作为标准负荷,直接复现标准力值,并对力传感器、标准测力仪等测量仪器进行量值传递的力标准机。
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