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- space rotation surface 空间旋转曲面
- Under suchcircumstances, there is no expression of algebra for surface, so this rotation surface needs to bere-generated by reverse engineering. 在这种情况下往往没有曲面的代数表达式，这就需要通过逆向工程将这种旋转面曲面重新描述出来。
- The design of rotation surfaces is an important subject in CAD/CAM and CAGD. 旋转曲面的设计在CAD/CAM及CAGD中有重要作用。
- By making use of transformation of coordinate translation, coordinate rotation, we deduced general formula about area of rotational surface. 利用坐标平移、旋转变换，导出旋转曲面面积求法的一般公式.
- single leaf bilateral curved rotation surface 单叶双曲回转面
- In this paper, a complete, so-called double wave function description for space rotator systems in Cartesian coordinate is given. 本文给出了笛卡儿坐标下空间转子体系的双波函数描述,得到了该坐标下每一个力学量的时间演化方程。
- double leaf bilateral curved rotation surface 双叶双曲回转面
- In this paper, the method of dividing circle rotating magnetic field into polygonal step magnetic field and the step orientation characteristic of space rotating vectors are researched. 本文研究了由圆形旋转磁场离散为多边形步进磁场的离散方法和空间旋转矢量的步进定位特性。
- Aimed at particle swarm optimization(PSO) algorithm being easily trapped into local minima value in multimodal function,a rotating surface transformation(RST) method was proposed. 针对粒子群优化算法(PSO)应用于多极值点函数易陷入局部极小值,提出旋转曲面变换(RST)方法。
- Tell that joker to stop using my parking space. 叫那个家伙不要占用我的停车场。
- There is plenty of space here to move about. 这里有很大的活动空间。
- We're a bit cramped for space in this attic. 在这间阁楼里我们有点活动不开。
- Aimed at particle swarm optimization (PSO) algorithm being easily trapped into local minima value in multimodal function, a rotating surface transformation (RST) method was proposed. 摘要针对粒子群优化算法(PSO)应用于多极值点函数易陷入局部极小值，提出旋转曲面变换(RST)方法。
- There isn't much space left for your luggage. 剩下的地方不太够你放行李的。
- It's easier for small car to find a parking space. 小型汽车比较容易找到停车空地。
- Property of truncated intersector curve of bilateral curved rotation surface 双曲回转面截交线性质探讨
- The hotel has garage space for thirty cars. 这家饭店有停放30辆小汽车的车位。
- There isn't enough space for my address. 我写地址的地方不够。
- Also the curves can express the circle arc and ellipse arc and can construct rotate surfaces. 同时它还能精确表示圆弧、椭圆弧等二次曲线,推广到空间即可以表示旋转曲面。
- Space rockets are being sent up all the time. 现在随时都有火箭发射。
- 今日热词
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- 深远海浮式风电平台 - deep-sea floating wind power platform
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- 京雄高速公路 - Beijing-Xiongan expressway
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- 农业及相关产业增加值 - the added value of agriculture and related industries
