The least preponderance in either pan will unbalance the scale.
给任何一个盘子增加最微小的重量都会使天平失去平衡。
Frame plate torsion balance is a measurement instrument by modifying the general frame-pan balance scale.
架盘扭力天平是由普通架盘天平改型的衡量仪器。
Frame plate torsion balance is a measurement instrument by modifying the general frame-pan balance scale.
架盘扭力天平是由普通架盘天平改型的衡量仪器。
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