本文对渔业产量的比较原理、比较条件及比较方法进行了探讨，提出了以等价系数作为纽带的虚拟产量评价方法。
The article is based on study about comparable principle, comparable condition, comparable method. It suggests the subjunctive output evaluation method at the bridge of equal value coefficient.
该方法利用相似系数在各构件的耐久性指标序列之间进行相似性度量，并形成了具有分类功能的模糊等价矩阵。
The method measures the similarity of durability index series of components by the use of similarity coefficient and forms a fuzzy equivalence matrix with sort function.
更适用与航空、邮政、保险等价格实惠，安全系数高。
More applicable to aviation, postal services, insurance price benefits, high safety factor.
其特点是利用横向构造连续性的限制条件同时对多道等价强反射系数进行估计。
The equivalent strong reflection coefficients can be estimated under the condition about the continuity of stratified structure in the set of adjacent traces.
在系数的某种等价关系条件下，股价的两类数学表达式，一类是基于明确型描述的由类似固体力学方法导出的最简微分方程（S.D.E。）
Two kinds of mathematical expressions of stock price, one of which based on certain description is the solution of the simplest differential equation(S. D. E. )
在系数的某种等价关系条件下，股价的两类数学表达式，一类是基于明确型描述的由类似固体力学方法导出的最简微分方程（S.D.E。）
Two kinds of mathematical expressions of stock price, one of which based on certain description is the solution of the simplest differential equation(S. D. E. )
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