花岗石平板精度表定货序号规格(mm)重量（kg）对角线(mm)精度000( m)精度00( m)精度0( m)精度1( m) 300 200 5093601.535.511 300 300 70194241.535.511 400 250 70214721.53612 400 400 1004856823.56.513 630 400 1007674623.5714 630 630 13015589124816 800 500 13015694324816 1000 630 15028411822.54.5918 1000 750 15033812502.54.5918 1000 1000 15045014142.551020 1200 800 15043214422.551020 1600 1000 2009601887361224 2000 1000 250150021363.56.51326 2000 1600 300288025612.571428 2500 1600 30036002968481632 3000 2000 400900036054.591836 4000 2500 500153504717611.52346