... combined oil-processing 石油联合加工 combustion casting process 爆炸铸造法 command data processor 命令数据处理机 ...
基于28个网页-相关网页
The permanent mould centrifugal casting process used for production of valve seat for internal combustion engine and the material of casting was described.
叙述金属型离心铸造内燃机气门座的工艺方法和材料特点。
youdao
应用推荐
模块上移
模块下移
不移动