长期以来，根据预防性试验和油中溶解气体的气相色谱分析结果判断变压器的绝缘状况，对防止事故的发生起到了很大作用。
The judgment of transformer insulation condition, which is based on preventive test and DGA, has played an important role of accident prevention for a long time.
根据对高压气体绝热流动规律的分析，建立了闭气试验定量数学模型。
On the basis of analysis of thermal insulating flow for high pressure air, the quantitative mathematical model for closed air test was built.
以氦-氩混合气体为保护气氛，采用正交试验和方差分析的方法，对AZ31镁合金板材进行了TIG焊工艺参数的优化。
Taking the He-Ar mixed gas as protected atmosphere, TIG welding process parameters for AZ31 magnesium alloy plates was optimized by using the method of the orthogonal experiment and variance analysis.
传统气相色谱法检测油中溶解气体存在分析环节多、操作频繁、试验周期长、误差大等弊病。
The traditional gas chromatography for testing dissolved gas in transformer oil has the disadvantage of multiple analytic links, frequent operation, long testing cycle and large errors.
利用宏观分析、显微检验、硬度测试和装车试验等手段，对引进奥地利重型汽车内齿圈按照新的气体氮碳共渗工艺处理后的质量进行了研究。
The quality analysis for gas nitrocarburized inner gear ring of heavy truck imported from Austria was taken by means of macro/micro-examination, hardness measuring and running test.
本文研究内容包括两方面，一是通过研究系统内部气体压力变化，掌握复氧机理，解释人工快渗系统的主要复氧过程；二是通过示踪试验对人工快渗系统的水流流态进行分析。
This paper contains two main parts: First, through studying the air pressure change of the system, grasp the mechanism of oxygen restoration, explain the main oxygen restoration process of.
通过对水平管束管间冷凝换热特性的试验研究 ，探讨并分析了冷却水流量以及不凝气体质量分数对管束冷凝换热的影响规律和机理 。
The Effects of the content of the non-condensable gas and the condensing pressure on the overall condensation heat transfer was tested.
试验结果表明经低温气体多元共渗表面处理的钢管表面有一层均匀致密的化合物层，从微观上分析了其抗迷流腐蚀性增强的机理。
The result of comparison tests in same corrosive environment shows that the corrosion resistance of the materials after the low temperature gas multicompon…
试验结果表明经低温气体多元共渗表面处理的钢管表面有一层均匀致密的化合物层，从微观上分析了其抗迷流腐蚀性增强的机理。
The result of comparison tests in same corrosive environment shows that the corrosion resistance of the materials after the low temperature gas multicompon…
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