“lever-amplification force standard machine”的概念、定义、翻译、参考文献-科学参考

单词	lever-amplification force standard machine
释义	lever-amplification force standard machine Encyclopedia 工学[标准仪器设备]释 lever-amplification force standard machine杠杆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力值，通过一定的杠杆机构将砝码复现的力值进行放大后，再对力传感器、标准测力仪等测量仪器进行量值传递的力标准机。
随便看	Roothaan equation Roothaan方程 root hair root hair zone root inducing plasmid rooting rooting medium rooting reflex rooting tuft root in situ staining root isolation Rootkit techniques Rootkit技术 root-knot root knot disease of trichosanthes kirilowii root knot nematode disease root knot nematode disease of Platycodon grandiflorus root-knot nematode disease of radix codonopsis Root knot nematode disease of Scutellaria baicalensis root-knot nematode of ginger root knot nematodes disease of watermelon and melon root lattice rootlet root linear coefficient theorem root location

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