The metabolism of hydrogen which involved hydrogenase was the main reason for the MIC of AZ91 alloy.The SRB accelerated the cathodic reaction through the cathodic depolarization.

细菌代谢过程所导极阴极去极化加速了镁合点蚀形成和发展。

The microporosity morphology and formation mechanism of cast magnesium alloy was investigated with software for analysis percentage of microporosity and field scanning electron microscopy.

铸造镁合微孔组织形态形成机理符合气体形成模型和溶质再分配理,验证氢气析出形成显微气孔机理。

Introduce the criterion for evalution of remolten magnesium-ingot,discuss the determining factor for the product quantity of mechanical-ingo,and design the short chain casting machine.

介绍了再生镁合铸锭质量评价标准,讨了浇铸参数对镁合铸锭质量影响,设计出了镁合短链铸锭机。