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- The inner surface precision grinding of the radome is the machining of a free form surface. 为此研制了天线罩内廓形数字化测量与数控磨削系统。
- By now free form surface modeling is an important research branch of CAD/CAGD, it is also the foundation of CAM technology. 自由曲面造型是当前CAD／CAGD的一个重要研究方向，也是CAM技术的基础。
- On the basis of the differential geometry, the geometrical theory of machining free form surface by cylindrical cutter in 5-axis NC machine tool is investigated. 从微分几何学的角度,探讨了在五坐标数控机床上采用圆柱形刀具线接触加工自由曲面的几何学原理,分析了刀具面与被加工曲面二阶密切的条件。
- Based on a 3-legged 5-DOF (Degree of Freedom) in-parallel virtual axis machine tool, magnetic abrasive finishing experiments for free form surface of mould were carried out. 摘要基于三杆五自由度并联机床进行了对自由曲面模具磁力研磨的试验研究。
- With the flexible spatial layout and the degree of design freedom of the free form surface (FFS), the structure of the optical system was simplified and the quality of the image was improved. 由于自由曲面灵活的空间布局和设计自由度，使光学系统的结构得到了简化，像质得到了提高。
- The chemical etching method wa applied to form surface texture of multicrystalline silicon in order to reduce the reflectance of the surface. 为了降低光在多晶硅表面的反射,采用化学腐蚀法在其表面制备了绒面。
- Four-axis NC machine tools with rotation table are most suitable for the machining of rotationally complicated compound free form surfaces. 摘要带回转工作台的四轴机床最适合用来加工由复杂多曲面构成的回转体类模具或零件。
- Free Form Surface Modeling with Grid Cloud Data 栅格型点云数据的自由曲面建模技术研究
- Reverse car outside door plate free - form surface 轿车门外板自由曲面的反求
- From the diachronic perspective,varieties demonstrate the in-depth culture while similarities are minor and form surface structure of culture from the synchronic side. 从共时角度看,多样性是主要的,是文化的深层结构。从历时角度看,文化趋同是次要的,是文化的表层结构。
- High-density plywood was used for all formed surfaces. 对所有模板表面均使用了高密度的胶合板。
- Reading occupies most of my free time. 阅读占去了我大部分的闲暇时间。
- Aimed at two shortages during rough working procedures-cast blanks with large-scale free form surfaces are distorted significantly and cutting stocks are distributed very dispersely, a new hogging algorithm is proposed. 摘要提出了一种新的毛坯荒加工算法，解决了在粗加工时大型复杂曲面毛坯变形严重、馀量分布不均匀等问题。
- Conventional surfactants may form surface micelles of spherical, cylindrical shapes at the liquid/solid interface, but these surface micelles are not stable enough against drying process. 传统的表面活性剂分子在液/固界面上可以形成的球状、柱状等表面聚集结构，但这些表面胶束不稳定，在干燥状态下不能稳定存在。
- Being designed for cutting various plane, formed surface and key way of workpiece, the machine is suitable for single piece or small batch production. 本机床用于加工各种工件的平面、成型面及键槽等，适于单件及小批生产。
- The crew remained free from scurvy. 那些船员仍然没有患坏血病之虞。
- To obtain the exact object shape, the forming surface of MPF must be corrected based on the deformation of elastic cushion. 为得到精确的成形件,在成形面造型时必须基于弹性垫的变形对基本体群成形面进行修正。
- A formable surface is part of an effort to create a haptic device that allows for a three dimensional human-computer interface called digital clay. 数位至时间转换电路是自动测试仪器的前端电路，用以因应待测物之触发信号，依照数位输入之大小决定何时让待测物之输出与期望结果相比较。
- He's a fervent believer in free speech. 他是言论自由的强烈信仰者。
- She picked up a new magazine with her free hand. 她用空着的一只手拿起一本新杂志。
