测量单位 帝国度规这两个

规范

直径(英寸)

没有偏好0.250.2810.3120.3430.3750.4060.4370.4680.50.5310.5620.5930.6250.6560.6870.7180.750.7810.8120.8430.8750.9060.9370.96811.0311.0621.0931.1251.1561.1871.2181.251.2811.3121.3431.3751.4061.4371.4681.51.5621.6251.6871.751.8121.8751.93722.0622.1252.1872.252.3122.3752.4372.52.5622.6252.6872.752.8122.8752.93733.1253.253.37503.53.62503.753.875044.12504.254.37504.54.7555.255.55.7566.2506.5006.7507.007.2507.5007.7508.008.2508.5008.7509.009.2509.5009.75010.0010.25010.5010.75011.0011.25011.5011.75012.0012.25012.5012.75013.0013.25013.5013.75014.0014.25014.5014.75015.0015.25015.5015.75016.0016.25016.5016.75017.0017.25017.50017.75018.0018.25018.50018.75019.0019.25019.50019.75020.00

直径(毫米)

没有偏好6.357.13747.92488.71229.52510.312411.099811.887212.713.487414.274815.062215.87516.662417.449818.237219.0519.837420.624821.412222.22523.012423.799824.587225.426.187426.974827.762228.57529.362430.149830.937231.7532.537433.324834.112234.92535.712436.499837.287238.139.674841.27542.849844.4546.024847.62549.199850.852.374853.97555.549857.1558.724860.32561.899863.565.074866.67568.249869.8571.424873.02574.599876.279.37582.5585.72588.992.07595.2598.425101.6104.775107.95111.125114.3120.65127年133.35139.7146.05152.4158.75165.1171.45177.8184.15190.5196.85203.2209.55215.9222.25228.6234.95241.3247.65254年260.35266.7273.05279.4285.75292.1298.45304.8311.15317.5323.85330.2336.55342.9349.25355.6361.95368.3374.65381年387.35393.7400.05406.4412.75419.1425.45431.8438.15444.5450.85457.2463.55469.9476.25482.6488.95495.3501.65508年