比例法 meaning in English
percentage-of-sales method
proportion method
ratio method
rule of three
scaling method
Examples
- Test methods for image clarity of anodic oxide coatings on aluminium and aluminium alloys - part 1 : chart scale method
铝和铝合金阳极氧化覆层图相清晰度试验方法.第1部分:图表比例法 - Understand the three alternative methods used to calculate the allowance for doubtful accounts : direct method , percentage of sales , and aging
理解计算备抵可疑帐户的三种方法：直接法，营收比例法，和账龄法。 - Suggest the method of division to measure the largest compacted dry density of dam ' s material with super large diameter approximately . according to the research of predecessor , suggest applying the effective void ratio or the effective void rate to compute the coefficient of permeability approximately
采用了表面振动法进行室内最大干密度的研究，提出了比例法近似测定超径粗粒土最大干密度；在前人研究的基础上，提出采用有效孔隙率或有效孔隙比的渗透系数近似估算。 - There are three main approaches to predict the noise level : similitude structure method including the frequency - response method and proportion method , modal method including finite element method ( fem ) and boundary element method ( bem ) , and statistical energy analysis ( sea ) . the advantage of similitude structure method is to give the predicting data fast , but it has some error because of dealing with rough similitude parameter and mass load
目前对噪声预示主要有三个方法：一是相似结构外推法，包括频率响应法和比例法等；二是传统的模态方法，包括有限单元方法( finiteelementmethod , fem ) 、边界单元方法( boundaryelementmethod , bem )等；三是统计能量分析方法( statisticalenergyanalysis , sea ) 。