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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。
- The burr in the surface and grooves can be eliminated obviously thus getting a high surface precision and smooth finish. 有效地去除换向器表面及槽口的毛刺,提高其表面精度和光洁度。
- Factors such as diffraction, dihedral error, surface precision, which can influence the fidelity of the retroreflector array, are discussed too. 最后还对各种影响因素如衍射、二面角误差和面形误差等也进行了分析。
- Arc transition tool compensation (ATTC) technology has the merit of smooth curves, low strikes, and high surface precision in the field of high speed milling. 高速铣削加工中圆弧过渡刀具补偿方法具有补偿曲线平滑、速度冲击小、加工表面质量好等优点。
- The error value by error formula calculated is used which adjusts adjustment framework of machine, that can get purpose of decreasing surface error and guaranteeing surface precision of part. 并以误差公式计算出的误差值来调整机床的微调机构,可达到减少面形误差,进而保证面形精度的目的。
- In order to guarantee surface precision of using locus shaping method machining optical parts, the factors of fine grinding machine which affects surface error of part is theoretically analysed. 为了保证用轨迹成型法加工光学零件的面形精度,对精密磨削机床影响工件面形误差的因素进行了理论分析。
- It can improve both the internal and the external surface precision in short time, especially fit to machine weird internal hole, turbine laminas, narrow but deep trough and so on. 它能在短时间内降低工件内、外腔表面粗糙度,尤其适合光整加工零件异型内部孔道,叶轮或模具异型面,窄而深槽及缝隙等。
- Keywords ultrasonics honing;machining theory;surface precision; 超声珩磨;切削原理;表面精度;
- The gas bubbled to the surface of the water. 气体变成气泡升上水面。
- The surface of the liquid gradually crusted over. 液体表面渐渐地结了一层皮。
- A breeze ruffled the surface of the lake. 一阵微风吹皱了湖面。
- A wave broke across the surface of the pool. 一个波浪从池水表面掠过。
- The calm water surface is very much like a mirror. 那平静的水面十分象一面镜子。
- In order to test concave aspherical surfaces precisely, a binary phase twin computer-generated hologram (CGH) is proposed and designed. 为实现对凹非球面的高精度检测,提出并设计了一种二元纯相位型双计算全息图。
- Acid had pitted the surface of the silver. 酸把银器的表面腐蚀了。
- He is honest only on the surface. 他只是表面诚实而已。
- A film of mucus and bacteria on a tooth surface. 齿菌斑牙齿表面一层粘液和细菌的膜
- The hard outer portion or surface area of bread. 面包皮面包的表面区域的硬皮
- Surface mail takes longer than airmail. 普通邮件比航空邮件慢。
- The surface of the lake is quite still. 湖面相当平静。
