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- age specific natality rate 特定年龄出生率
- Realized natality rate of population is 49.8069%, ecological mortality rate is 14.9485%, in the same year, yearling birds were born lowest survival rate Sx = 59.57% , therfore, conservation of the wild yearling birds must be strengthened. 种群出生率b=49.;8069%25;死亡率d=14
- Risk based, age specific cutoffs can be helpful to select children who need closely follow up or LTBI treatment as a strategy for TB control. 依照年龄及危险性而有不同的临界值，找出应该提供追踪或治疗的潜在性结核病感染儿童，对于结核病控制的策略是有帮助的。
- Since it was a bi-modal distribution of TST reaction, using age specific, risk based cut-off value for children was mandatory. 由于这个反应的分布是双峰型的，有必要在不同年龄，不同危险性的儿童，使用不同的临界值。
- Education should not be restricted to any one specific age group. 教育不应限制在任何特定的年龄组上。
- He prefers to assort with people of his own age. 他更喜欢与自己的同龄人交往。
- Even the best quality rubber will perish with age. 就是最佳质量的橡胶也会因老化而腐烂。
- He come to the fore as a physicist at an early age. 他在早年就成了杰出的物理学家。
- The average age of the boys in this class is fifteen. 本班男生的平均年龄是十五岁。
- It was difficult to tell his exact age. 很难判断他到底多大岁数。
- The annular markings on a tree indicate its age. 树的环形纹理显示其年龄。
- Age and wedlock we all desire and repent of. 成年与婚姻，均为我辈所欲，亦为我辈所悔。
- Her widowhood condemns her to a lonely old age. 守寡使她不得不过着孤独的晚年生活。
- I don't think he looks his age of seventy. 我感到他看起来不像70岁的人。
- He has always assorted with men of his age. 他总是与和他年令相仿的人交往。
- specific natality 特定出生率
- He's of an age when he ought to settle down. 他已经到了应该安顿下来的年龄了。
- Age stole onward and benumbed me more and more. 年纪渐老使得我(反应)越来越迟钝。
- The child is at an impressionable age. 这孩子正处于易受影响的年龄。
- age-specific natality rate 特定年龄组出生率(动)
