1·The way to prevent the occurance from penetrating gas hole was analyzed.
并对防止侵入性气孔产生的途径进行了分析。
2·Pay attention to their fair share of oil gas hole size, and the design of the gas points capacity.
注意气分内回油孔尺寸，还有气分的设计容积。
3·So often easily design overflow and air vent at inappropriate location, making casting generated gas hole.
所以常常容易因为溢流井与逃气道位置设计不当，使得铸件产生气孔的缺陷。
4·The effect of gas hole location on SMT solder joint fatigue life has been analyzed by finite element method .
分析发现，与无缺陷焊点相比，气孔使焊点中应力应变分布发生了改变，使焊点疲劳寿命缩短；
5·The structural parameter mainly includes the gas hole diameter, the water hole diameter and the mixture hole diameter.
结构参数方面主要包括气孔直径、水孔直径及混合孔直径。
6·The origination of some defects encountered in aluminum wheel for the Peugeot car, such as crack, porosity, gas hole, was analyzed.
对某铝轮有限公司生产的标致汽车铝轮所产生的裂纹、疏松、 气孔等的原因作了分析。
7·It is significant to improve the hydraulic system for better performance of drilling rig and the higher ratio of finishing gas hole.
提高全液压坑道钻机液压系统的技术水平，对于改善钻机整机性能及提高瓦斯抽采孔的成孔率具有重要意义。
8·This paper analyses theoretically and technologically, the reason of barrel tooth holders sealing off , of produced gas hole and cold crack.
从理论和工艺上分析滚筒齿座开焊的原因、气孔的产生和怎样减少气孔生成、冷裂现象生成及其予防。
9·With the application of QC method, combined with the mathematical statistical analysis, The main factors that affect the gas hole are found.
运用QC（质量管理）方法，并结合统计分析，查找出了影响气孔的主要因素。
10·By using this process to repair castings, there is no obvious separating line, no slag inclusion and gas hole between the welding zone and base metal.
用此工艺焊补铸件，焊补区域与基体间没有明显的熔合线，无渣孔、气孔等缺陷。