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- secondary clarifying methods 二次澄清法
- A new numerical method is used to solve the partial differential equation from which wecan know the secondary clarifier flow pattern. 利用一种半解析半离散的数值方法来求解偏微分方程，从而确定二次沉淀池的流态。该方法具有精度高、速度快、占用计算机内存小的特点。
- The conception of the state point analysis is presented in the secondary clarifier of activated sludge process. 状态点分析的概念是在活性污泥处理工艺二沉池中提出的。
- In addition to optimizing the size of RBC process equipment, it also reduces the required size of the secondary clarifier and chlorine contact tank. 除了优化RBC工艺设备型号，预处理也可以减少二沉池和氯滤池的型号。
- This paper has put forward an activated sludge system model(ASSM)based on the simplified bio-reaction dynamics model(SBDM)and the secondary clarifier model. 以简化的生物反应动力学模型和二沉池沉淀模型为基础,建立了普通活性污泥系统数学模型。
- At the biological tank and the secondary clarifier of LongYan waste water treatment plant,we solve the problems by adopting the non-cohesive prestressed force. 龙岩污水处理厂生物池、二沉池采用无粘结预应力砼结构，解决了这一问题。
- Keywords Natural clarifying agent of BD kinds;Ciwujia Naoling Ye;Ethanol subsiding method;Clarifying method; BD系列天然澄清剂;刺五加脑灵液;水提醇沉法;澄清;
- Their business methods sicken me. 我很讨厌他们做生意的手法。
- Her age is of secondary interest. 她的年龄不太重要。
- There are no infallible methods. 没有绝对可靠的方法。
- The old methods proved best after all. 采用老方法结果反而是某事物最好。
- I'd like to know what else needs clarifying. 我想知道还有什么需要澄清。
- She's not too nice in her business methods. 她的经营方法不敢恭维。
- Employment of empirical methods, as in science. 经验方法的运用，例如在科学中
- In secondary school, children get more advanced knowledge. 在中学，孩子获得更深一些的知识。
- We'll try to improve our teaching methods. 我们要设法改进教学方法。
- A secondary matter; a side issue. 次要的第二位的事; 较次要的问题
- These methods have fallen into disuse. 这些方法已废而不用了。
- The two methods were in effect identical. 那两个办法实际上是一样的。
- Geometrical theorems grew out of empirical methods. 几何定理是从经验得出的。
