1. directed with intense concentration. 
   以高度的集中指向……。
2. Her powers of concentration. 
   他集中注意力的能力
3. maximum allowable concentration for toxicant 
   毒物最大容许浓度
4. Units that discharge pollutants as specified in the preceding paragraph shall report in due time about any substantial change in the category, quantity or concentration of the atmospheric pollutants discharged. 
   　　前款规定的排污单位排放大气污染物的种类、数量、浓度有重大改变的，应当及时申报；
5. The state of a chemical reaction in which its forward and reverse reactions occur at equal rates so that the concentration of the reactants and products does not change with time. 
   平衡在化学反应中可逆反应在两个方向之间的速度相同，反应物与生成物的浓度不随时间改变的一种状态

查看更多例句 相关情景会话

• 1. 集中时间
  Compressibility 合并性...concentration time 集中时间...Congestion Management System CMS 拥挤管理系统
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• 2. 集流时间
  Concentrated load 集中荷重...concentration time 集流时间...Concentric opposed plane helical ramp 同心反向螺旋状匝道
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• 3. 汇流时间
  concentration test 浓缩试验...concentration time 汇流时间...concentration to control 防治浓度
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