This landing was less dire: the nose wheel gear collapsed after the first glide flight for the X-2 in 1952.
这是不可怕的登陆:鼻子齿轮后,1952年第一次滑行中的X - 2飞行倒塌。
This subject is about thermal deformation error detection and compensation of an YKX3132G six axes CNC gear-hobber machine's worktable in X axis direction.
本课题针对在KX3132G型六轴数控滚齿机床加工过程中,工作台热致变形产生的X轴方向上的误差进行测量与补偿。
Microstructure and stress of broad-beam laser hardened gear was studied with SEM, tem and X-ray stress analysis system.
利用扫描电镜、透射电镜和X射线应力分析系统,对齿轮宽带激光淬火后淬硬层显微组织和应力特性进行了细致分析。
Microstructure and stress of broad-beam laser hardened gear was studied with SEM, tem and X-ray stress analysis system.
利用扫描电镜、透射电镜和X射线应力分析系统,对齿轮宽带激光淬火后淬硬层显微组织和应力特性进行了细致分析。
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