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- The reduction model of COD in rivers by precipitation, biodegradation and freezing action of ice-layer was put forward. 给出沈淀作用、生物降解及冰层的冻结对河流中COD的削减模型。
- Freeze action; this use togther sff no. 动作冻结。
- Via living example analyses, it should be concluded that the attenuation of organic pollutants operated by freezing action of ice-layer on rivers during the icebound season couldn't be ignored. 实例分析结果表明，冰封期河流冰层的冻结对有机污染物的削减作用不能忽略。
- The attenuation of chemical oxygen demand (COD) in rivers during the icebound season was examined, and how the freezing action of ice-layer worked on the attenuation of COD was presented. 摘要对冰封期河流中化学耗氧量(COD)削减问题进行了研究，提出冰层的冻结对COD的削减作用。
- He is a very good footballer; you ought to see him in action. 他是一位出色的足球运动员，你应该看他踢球。
- The temperature remained below freezing all day. 温度整天都在冰点以下。
- The article is a savage attack on her past action. 那篇文章对她过去的行为进行了恶毒的攻击。
- Large air and navel forces were set into action. 庞大的空军和海军部队开始行动了。
- Are you men ready? We go into action at midnight. 战士们，你们准备好了吗？我们半夜按计开始行动。
- Her action declared her to be an honest woman. 她的行为足以说明她是一个诚实的女人。
- The engine of the car is out of action. 这辆小汽车的发动机出了故障。
- Mr Powel has marked out a general course of action. 鲍威尔先生已经拟定了一个总的行动计划。
- Tonight the temperature will fall to 3 degrees below freezing. 今夜的温度将降至冰点下3度。
- If the enemy attacks, take evasive action. 如果敌人进攻，就避其锋芒。
- The action of the strikers was unjustified. 罢工者的行为是不合理的。
- His action was not completely disinterested. 他的行为并不完全公正。
- He is a man gentle in manner but firm in action. 他是一个举止文雅但行动坚决的人。
- He is ashamed for his former dishonourable action. 他对他以前不光彩的行为感到羞愧。
- In the summer, large crops of fruit may be preserved by freezing or bottling. 夏天收获的大量水果可冷藏或装瓶装罐加以保存。
- Father complimented Jim on his action. 父亲夸奖吉姆的行为。
