Some indoor simulation testing methods were used to study the behavior and mechanism of macrocell corrosion in soil. Serious macrocell corrosion of metals was found.
提出了几种土壤宏电池腐蚀的室内模拟试验方法，实验表明，金属在土壤中的宏电池腐蚀作用确实相当严重。
The quality problems of home made brazing filler metals as compared with ones used abroad are analyzed on the basis of testing and supervision results of filler metal last few years.
从近几年国内钎料质量检测结果出发，分析了国产硬钎料产品质量方面存在的问题以及与国外同类产品相比所存在的差距。
This paper conducts a research on the rust-prevention mechanism of the tannic extract applied on the surface of ferrous metals by using testing technology of electrochemistry.
本文以电化学测试技术对“栲胶型带锈防锈剂”的主要组分——栲胶在钢铁表面的防锈作用机理进行了研究。
According to the character of hydraulic bulge and the theory of plastic deformation, a testing method of hydraulic bulge to evaluate the forming property of sheet metals is put forward.
本文根据液压胀形的特点，利用塑性变形原理，提出评定板材成形性能的液压胀形试验法。
The method proposed, the relation established and the program of computation and plotting can be extended in use to the fatigue testing of common metals or V belts.
本文探讨的方法、建立的函数式以及计算和绘图程序可以推广用于一般金属疲劳试件或三角胶带。
The method proposed, the relation established and the program of computation and plotting can be extended in use to the fatigue testing of common metals or V belts.
本文探讨的方法、建立的函数式以及计算和绘图程序可以推广用于一般金属疲劳试件或三角胶带。
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