The Paper mainly introduces three deflection test principles, technical features, its applicable conditions, affecting elements, data arrangement, and its evaluation.
三种弯沉测试技术及测试原理、技术特点和适用条件；数据处理及其评定。
According to the requirements of aircraft structure fatigue test, the paper gives some rules and methods through analyzing and studying three major factors which affect test results.
本文根据飞机结构疲劳试验的要求，分析并研究了影响试验结果的三个重要因素。
This paper makes analysis of variance and statistical test for three methods of determining the filtration constants.
本文对现行三种确定过滤常数的方法进行了方差分析和统计检验。
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