The basic method and procedure of elevator selection are discussed in this paper. A simple method of traffic calculation and analysis are presented combined with engineering practice.
阐述了电梯选型的基本方法和步骤，结合工程实例介绍了一种简便实用的交通计算分析方法。
The method has advantages of simple operation, good linearity, cheaper reagents with little toxic, and it does not need the special precision instrument. The method is suitable for basic level unit.
该方法简单，线性好，使用的试剂毒性小且廉价易得，不需特殊精密检测仪器，适用于基层单位。
CBR is a mature, fast design method for heavy traffic roads. As it needs few basic parameters and involves a simple design process, the method is still used in many countries.
CBR法是比较成熟的重载道路快速设计方法，需要的原始参数少，设计过程简单，目前仍被多国采用。
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