basic stress meaning in English

基本应力
主要应力

Thermoplastics pipes for industrial applications under pressure - determination of the chemical resistance factor and of the basic stress - polyolefin pipes
工业用承压热塑性塑料管.耐化学性系数和基本应力的测定.聚烯烃管
Thermoplastics pipes for industrial applications under pressure . determination of the chemical resistance factor and of the basic stress . part 1 : polyolefin pipes
承压工业用热塑塑料管件.耐化学因素和基本应力的测定.第1部分:聚烯烃管件
From the study on the main connotation of syllabi , we find that modern system of syllabi is just set up and is not perfect enough . in addition , this paper reflects that it starts mainly from the angle of english teaching and that most of the researches on their theoretical basic stress on linguistics , but neglect other theories , such as curriculum theory and the theories of cultural development
从对课程标准基本内涵的研究中发现，现代课程标准体系刚建立起来，还不完善；而国内外对英语课程标准的研制则表明，英语课程标准的研制主要是从英语教学的角度出发，在理论基础方面的研究偏重于语言学，而忽视了课程理论和文化发展的理论。