Referring to the environment of South China Sea, the profile coefficient of wind load to platform is analyzed and calculated by both wind tunnel test and referring related criterion of platform.
结合我国南海海域海况条件，通过风洞模型试验及查阅平台相关规范，分析计算平台风载荷体型系数。
Based on the standard deviation and variation coefficient, soil water change in the profile could be divided into four layers by cluster analysis.
基于标准差和变异系数两个指标，采用聚类分析，可将土壤剖面水分垂直变化划分为四个层次：速变层、活跃层、次活跃层和相对稳定层。
The calculation of profile modified coefficient of large exposed gear and its application on ball pulveriser have been presented in this paper.
本文主要介绍了大变位开式齿轮变位系数的计算和在钢球磨煤机上的应用。
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