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- frustum of sphere 球截角锥体
- The KI solution is used as a sample, and sonochemical yield is studied in the light of the difference between the quadrangular prism and quadrangular frustum of a pyramid. 依据四棱台和四棱柱形状的差异;研究了声化学产率.;结果表明;斜四棱台的效果最佳;大约是倒四棱台的3倍;倒四棱台(斗形状)的效果最差
- The preparation methods with shapes of sphere, needle, spindle, flake, dumbbell and olive etc were mainly introduced. 重点介绍了球状、针状、纺锤状、片状、哑铃状、橄榄状等不同形貌超细碳酸锶粒子的制备方法。
- Finally the acoustic imaging simulation of sphere target on rough seafloor using simple models is made. 最后,利用简单模型,对粗糙海底及球体目标实现了声成像仿真,仿真结果具有一定的指导意义。
- This paper presents the method of drawing shade and shadow of sphere based on the principle of projective geometry. 目的为确定球体在有灭光线下的透视阴线,和画球体透视阴影的作图方法,使曲面体的透视阴影画法得到进一步完善。
- The complete calculating method of special point of the line of intersection of sphere and cone of ellipse and the graphic method are given. 讨论正交球与椭圆锥相贯线的极位点问题,给出极位点的精确作图法,并对其进行了扩展。
- Tests the given sphere against the view frustum. 测试给定的球体在摄像头的可视范围。
- This paper describes the system structure, the improvement of LVDT measuring system , its corresponding software and the comprehensive evaluation of sphere measuring. 本文主要介绍了在线检测系统的构成、LVDT测头精度的校正以及球面测量面型精度的评估方法。
- How can I persuade you of my sincerity? 我如何能够让你相信我的诚意?
- Euler's equation in wavenumber domain has been derived based on its spatial expression and tested by gravity and magnetic anomalies of sphere model respectively. 摘要基于空间域中的欧拉方程,推导出频率域中的欧拉方程。分别以球体的重、滋异常进行模型试验。
- There is a vein of melancholy in his character. 他的性格中有少许忧郁的气质。
- A bowl of hot chicken soup is good for you. 喝一碗热鸡汤对你有好处。
- The results indicate that reducing the radius of sphere and the emissivity of surface and vacuumizing the hollow are very effective for reducing the thermal conductivity. 数值模拟结果表明,减小空心球半径,降低空心球表面发射率,抽真空等都有助于降低隔热材料导热系数。
- A cloud is a mass of vapor in the sky. 云是天空中的水汽团。
- This strain of wheat can grow during a cold spring. 这种小麦可以在寒冷的春天生长。
- Have a glass of beer to rinse your dinner down. 喝杯啤酒把你吃的晚饭冲下去。
- volume formula for the frustum of a square pyramid 正四棱台体积公式
- I bought a pair of tan leather shoes the other day. 前几天我买了双棕褐色的皮鞋。
- Your work falls short of my expectations. 你的工作未达到我的期望。
- frustum of rectangular pyramid frustum 四棱体
- 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