量塊是長(zhǎng)度計(jì)量的實(shí)物基準(zhǔn)，量塊的各項(xiàng)精度指標(biāo)符合國(guó)家標(biāo)準(zhǔn)及國(guó)際標(biāo)準(zhǔn)-0283*0,k,1,2(3)0.5,1.0,1.0051.01,1.02,1.03........1.491.5,1.6,1.7............1.92.0,2.5,3.0............9.510,20,30...............100-0.010.10.510349516101.764(1.371)