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- Aging replacement model 年代更换模型
- To study one unit repairable system with single repairman vacation, a kind of new maintenance and replacement model is proposed. 摘要针对修理工带有单重休假的单部件可修系统，提出了一种新的维修更换模型。
- To study one unit repairable system with single repairman vacation, this paper proposes a kind of new maintenance and replacement model. 摘要针对修理工带有单重休假的单部件可修系统，提出了一种新的维修更换模型。
- Replacement Model of T5 and T8 Integrated Brackets is specially designed for replacing electromagnetic ballast, starter &T8 tube, and to be fitted on the retaining fixtures of T8 bracket. T5换T8，T8换T8两类替换型一体化支架的设计是专门用于替换T8电感式镇流器、启辉器和灯管，原T8支架保留。
- Optimal Age Replacement Policy of Components with Delay Time 系统元件带有延时的最佳年代更换策略
- The aging football player was playing on the skids. 那个上了年纪的足球运动员很明显地在走下坡路。
- A kind of replacement model for a deteriorative repairable cold standby system 一类退化可修冷备系统的更换模型
- 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。
- Fleet Introduction of Replacement Models 舰队更换型号介绍
- The average age of the boys in this class is fifteen. 本班男生的平均年龄是十五岁。
- 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。
- 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。
- 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。
