b=144.3-(144.3/比重) 波美度 密度 11 11.007 0.993 21.014 0.986 31.021 0.980 41.029 0.973 51.036 0.967 61.043 0.960 71.051 0.954 81.059 0.947 91.067 0.941 101.074 0.935 111.083 0.929 121.091 0.923 131.099 0.917 141.107 0.912 151.116 0.906 161.125 0.900 171.134 0.895 181.143 0.889 191.152 0.884 201.161 0.878 211.170 0.873 221.180 0.868 231.190 0.863 241.200 0.857 251.210 0.852 261.220 0.847 271.230 0.842 281.241 0.837 291.252 0.833 301.262 0.828 311.274 0.823 321.285 0.818 331.296 0.814 341.308 0.809 351.320 0.805 361.332 0.800 371.345 0.796 381.357 0.792 391.370 0.787 401.384 0.783 411.397 0.779 421.411 0.775 431.424 0.770 441.439 0.766 451.453 0.762 461.468 0.758 471.483 0.754 481.498 0.750 491.514 0.747 501.530 0.743 备注：每更换材料需重新进行试验，确保试验室试验结果与现场一致。