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- age distribution curve 年龄分布曲线
- What is the overall age distribution of employees? 员工的总体年龄分布是怎样的?
- A distribution curve in which the frequencies are cumulative. 累积曲线用以累计频率的分布曲线
- It is therefore essential to know the age distribution in the population. 所以,了解在该种群中的年龄组配状况是很重要的。
- For slow replacement the age distribution function assumed is unimportant. 对缓慢置换,假设的时龄分布函数变得不重要。
- Computational results showed that pressure distribution curve in parallel plates microchannel was convex decreasing parabolic curve. 模拟计算结果表明,平行平板间滑移流动的气体压强分布曲线是上凸的下降抛物曲线。
- The results showed that the Stereology analysis method can obtain the average value and distribution curve of the superfine powder of talcum. 与其他测量方法的测量结果相比,其测量精度高,重复性好,测量速度快。
- A STUDY ON THE AGE DISTRIBUTION EXPONENTIAL MODEL OF CEREBROVASCULAR DISEASE MORTALITY. 脑血管病死亡率年龄分布指数模型拟合研究。
- Considering the geometrical figure of tube and tip,we calculated the surface charge density relative distribution curve of metallic carbon nanotube. 考虑碳纳米管尺寸及端帽形状,计算得到了比较精确的金属型纳米管表面电荷密度相对分布曲线。
- The age distribution of patients is related to the type of leukemia,except CML. 2. 结果简单摘要如下:1.;白血病之种类;在年龄分布上;可能具有特异性。
- Analysis shows that the slope of hi-logarithmic degree distribution curve is in direct ratio to the node's increasing speed. 研究发现网络双对数度分布曲线斜率与网络节点增长速度成正比。
- Objective To determine the shift of the age distribution of meningococcal disease caused by serogroup C. 摘要目的研究C群流行性脑脊髓膜炎病例年龄分布特征。
- The shift of the distribution curve of coal preparation management is introduced ,which can be used to calculate the production quota. 介绍了选煤生产技术月总结分析中分配曲线的平移方法,用其预测、估计生产指标。
- Conclusion The children's amblyopic types. age distribution and dioptric state was remarkable clinically significance. 结论儿童弱视的类型、年龄分布及屈光状态之间的关系差异有显著意义。
- This study deals with age determination and age distribution of muskrat populations. 利用新疆等地区的597号麝鼠头骨标本和其它材料,研究种群年龄组成。
- The wavy distribution curve of precipitation formed on the longitudinal-arranged underlying rangegorge landforms.At leeside of range, dry valley formed due to fohn effect. 纵向排列的岭谷地形波,形成明显的降水波状起伏分布曲线,气流越过山岭后下沉气流带来“焚风”效应,形成干热河谷。
- Both groups were similar in age distribution and in proportions of patients receiving monotherapy versus polytherapy. 两组患者的年龄层分布和接受单项治疗与多项治疗的比例上相似。
- Also by reference to the moisture distribution curve method existing in agrology a method for measuring the capillary ascension height in stratified ground is developed. 并参考农业土壤学中的含水量分布曲线法解决了干旱盐渍土地区非均质成层土中的毛管水上升高度的测定方法问题。
- Other programs are designed to help measure prey selectivity, age distribution, survival, and species richness. 还有一些用于测量捕食选择性、年龄分布、物种丰度的程序。
- Some kind of usual specific surface distribution curve and accumulative total porous volume distribution curve model of coal reservoirs in the basin are summarized in this paper. 总结了鄂尔多斯盆地煤储层几种常见的比表面积分布曲线及累计孔体积分布曲线模型。