TN-100B托盤扭力天平: 型號TN-100B稱量范圍0~100g分度值10mg外型尺寸0~1g凈重4kgTN-100B托盤扭力天平: 型號TN-100B稱量范圍0~100g分度值10mg外型尺寸0~1g凈重4kgTN-100B托盤扭力天平: 型號TN-100B稱量范圍0~100g分度值10mg外型尺寸0~1g凈重4kgTN-100B托盤扭力天平: 型號TN-100B稱量范圍0~100g分度值10mg外型尺寸0~1g凈重4kgTN-100B托盤扭力天平: 型號TN-100B稱量范圍0~100g分度值10mg外型尺寸0~1g凈重4kg