RE must begin with an organizational and contextual analysis to determine the objectives and boundary of the target system.
捕获需求一般从组织结构和上下文范围开始分析，来界定目标系统的边界。
The boundary which had first passed was re adopted by a large vote.
第一次通过的边界线已过大多数投票通过再予采用。
The Re Os isotope composition is obviously different from the rocks of the continental crust, but similar to the K T boundary sediment, and close to the meteorite.
铁锰结壳的铼-锇同位素组成明显有别于大陆地壳岩石，和K- T界线沉积物相似，接近陨石值。
According to the results, the activation energy for migration of grain boundary Q was calculated. With the increase of the amount of re, the value of Q increases.
根据实验结果，对奥氏体晶界迁移激活能(Q)进行了计算，计算表明随稀土加入量增加，Q值亦增加。
This paper is concerned with an optimal boundary control problem of gas-solid re-action.
本文研究了气-固反应中的一个边界最优控制问题。
This paper is concerned with an optimal boundary control problem of gas-solid re-action.
本文研究了气-固反应中的一个边界最优控制问题。
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