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- screw surface parts 螺旋面机械零件
- A non-wrinkling limited graph for spherical surface parts of retiary metal sheet and metal sheet is obtained. 通过模拟得到了带孔网板和无孔板成形球面件时不起皱成形极限与板厚的关系曲线。
- A flexible rolling device for the freeform surface parts was developed and its experimental test was performed. 进而提出了采用可弯曲、可调整柔性辊的多点滚压成形技术；
- The larger of R values of toroidal surface parts, the larger springback value and the larger the effect on shape error of formed parts will be. 环面件的曲率半径越大，回弹量越大，对成形件形状误差影响越大；
- Thus such research work as the measuring, modeling, manufacturing and quality assessment of freeform surface parts is of great importance in modern manufacturing industry. 所以，对自由曲面零件进行三维几何形状测量、数学建模和数控加工及产品表面质量评定具有重要的现实意义。
- Moreover, the technology of forming the freeform surface parts by adopting the multipoint roll forming technology using bendable, adjustable and flexible rollers is presented. 进而提出了采用可弯曲、可调整柔性辊的多点滚压成形技术；
- The simulation results show that the spherical surface parts formed with retiary metal sheet is not prone to wrinkle under the same condition, and better quality parts can be acquired. 模拟结果表明，在相同的成形条件下，带孔网板成形球形件时不易起皱，成形效果较好。
- The CNC system has the characteristic of open architecture and flexible and complete software function and modularization.The agility and convenience of machining space bend surface parts ar... 通过加工实例说明了多轴联动数控系统对于空间曲面零件加工的灵活性、便易性和应用方便性。
- The simulation results show that the spherical surface parts formed with retiary metal sheet is not prone to wrinkle under the same condition,and better quality parts can be acquired. 采用动态显式有限元软件,针对不同厚度、不同曲率半径的带孔网板和无孔板球形面的无压边多点成形过程进行了数值模拟。
- I can't get this screw to come out of the wall. 我无法把这颗螺丝钉从墙上取出。
- The brackets want an extra screw. 托架需要再加一个螺钉。
- Now multi-spindle NC machining is the most effective method for large sculptured surfaces parts. 多轴联动数控加工编程则是实现其高精度和高效率加工的最重要环节。
- A surface in the form of a coil or screw. 螺旋面具有线盘或螺丝形状的表面
- The taste of the lemon made her screw up her face. 柠檬把她酸得龇牙咧嘴。
- Does this lid screw on, or does one press it down? 这个盖子是拧的还是按的?
- Turn the screw to the right to tighten it. 将螺钉向右旋紧。
- A convex surface, body, part, or line. 凸面、凸面体、凸面部分或凸线
- They tried to screw money out of me. 他们试图勒索我的钱。
- At each turn the screw goes in further. 每一次旋转都使螺丝钉更向里进。
- Best-Fitting Blanks of Huge Sculpture Surface Parts 大型复杂曲面类毛坯最佳适配算法的研究
