本文以江苏省40个城市为研究对象，通过回归分析方法、绘制人口洛伦兹曲线实证研究了江苏省城市人口增长的方式。
This paper studies the urban population growth style in about 40 cities of Jiangsu province, based on the regression and Lorenz curves.
本文提供了陕西省0-18岁儿童的BMI的年龄别百分位数曲线。
Presented here is the age-related BMI centile curves for children aged 0-18 years in Shaanxi.
通过对试验数据的回归分析比较，提出了河北省高强混凝土测强曲线，并为建立全国高强混凝土测强曲线提供了参考依据。
Through datum regression analysis and comparing, the HSC strength curve of Hebei province is established, and as a reference to national HSC curve.
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