It too sounds a fine idea, but even top private schools, with lots of money and good teachers, find it tricky to timetable lots of variation within one age-group's lessons.
这听起来也是个好主意，可是即使是最顶尖的私立学校，有大笔的资金和优秀的老师，也认为在某个年龄段的课程中以一个课程表考虑到大量变化因素实在是勉为其难。
The results showed that covariance functions could reflect the changes of genetic and phenotypic variation for body weight in continuous scale of age.
结果表明，协方差函数可以反映出体重在连续的年龄尺度上的遗传和表型变异。
Construction process simulation is achieved through using the column length variation method and creep is considered by Age-Adjusted Effective Modulus method in my FEM program.
自编程序用柱长变化的方法模拟施工过程，并采用按龄期调整的有效模量法考虑徐变效应。
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