The material selection, working out the process and repairing method in reform of the precision forging machine to substitute with China-making spares are analyzed and improving plan proposed.
对精锻机关键备件的国产化从材质的选择、工艺的制订及修理进行了分析，并提出了改进方案。
In this paper, a CAPP system in process planning of welding parts and spares for heavy machine is introduced.
介绍了为重型机械专门开发的焊接零部件工艺规划CAPP系统。
This machine holds spares for many parts.
这台机器自行备有很多备用零件。
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