介绍了改进型试推装置的作用，设计方法，并就其技术经济效益进行了论述。
The paper introduces role and design method of improved test pushing device , and discusses its technical and economic benefits .
基于语义的系统用描述逻辑、概念收缩法和概念试推法，计算语义匹配度大小。
These semantic - based systems use description logics, concept contraction and concept abduction to compute the matchmaking degree.
架空线路应力控制气象条件的判定，需要考虑控制气象条件及弧垂限制等条件，一般采用临界档距判定法或试推比较法处理。
In order to judge the climate condition control of overhead-line stress, it is of necessity to take account of climate condition control and hang-arc-distance restraint.
架空线路应力控制气象条件的判定，需要考虑控制气象条件及弧垂限制等条件，一般采用临界档距判定法或试推比较法处理。
In order to judge the climate condition control of overhead-line stress, it is of necessity to take account of climate condition control and hang-arc-distance restraint.
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