不锈钢砝码－东莞市天泽精密仪器有限公司规格价格规格价格规格价格1g25.0050g100.002kg400.002g30.00100g120.005kg780.005g50.00200g150.0010kg1720.0010g60.00500g198.0020kg2400.0020g70.001kg290.00)