问题
填空题
若天平所配备的砝吗盒中备有下列砝码:200g 1个,100g 2个、50g 1个、20g 2个、10g 1个、5g 1个、2g 2个、1g 1个.天平标尺上游码所示的刻度如图所示,天平的最大称量是 g,它能达到的精确度是 g.用此天平称量某物体的质量时,当天平右盘放20g,2g和1g砝码各1个,游码位置如图所示,天平横梁平衡时,被测物体的质量是 g.

答案
511;0.04;23.68.
若天平所配备的砝吗盒中备有下列砝码:200g 1个,100g 2个、50g 1个、20g 2个、10g 1个、5g 1个、2g 2个、1g 1个.天平标尺上游码所示的刻度如图所示,天平的最大称量是 g,它能达到的精确度是 g.用此天平称量某物体的质量时,当天平右盘放20g,2g和1g砝码各1个,游码位置如图所示,天平横梁平衡时,被测物体的质量是 g.
511;0.04;23.68.
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