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- In this paper, we studied two important conclusions on the estimation and lo cation problens of matrix eigenvalue-Gerschgorin circular disc theorem and Ostrowski Cir cular disc theorem. Theorem 1, 2 and 3, were glven for application. 本文对矩阵特征值估计和定位问题的两个重要结论Gerschgorin圆盘定理和Ostrowski圆盘定理进行深入研究，并给出便于应用的定理1、定理2和定理3。
- circular disc theorem 圆盘定理
- In addition, the circular disc refractometer can achieve quite good linearity even for non-parallel light beams. 这种圆盘型光电折射率计甚至可对非平行入射光束仍保持相当好的线性度。
- Tilting Disc Check Valves consist of a cylindrical housing, with a pivoted circular disc. 翻转式阀瓣止回阀由圆柱形外壳及转动圆盘阀瓣构成。
- A Circular disc refractometer with linear output response of photo-electrical signal to liquid refractive index has been developed. 提出一种具有线性响应的圆盘型液体光电折射率计。
- Report that UFO external form assumes the circular disc shape (plate shape) , the orbed sum cigar shape much on the grounds of witness. 据目击者报告，不明飞行物外形多呈圆盘状（碟状）、球状和雪茄状。
- A semi-analytical and semi-empirical method is used to formulate a displacement solution for the circular disc with a pair of flattened areas under diametral compression. 摘要用半解析半经验的方法推出圆盘对径压缩的一个位移解，该公式可以估算力作用点有微小平台时直径的压缩位移。
- OPTICAL RAY ANALYSIS IN CIRCULAR DISC REFRACTOMETER 圆盘式折射计中的光线分析
- circular disc monopole UWB antenna 超宽带圆片单极天线
- Design of circular disc cam mechanism of coving circular follower 凹圆弧底从动件圆盘形凸轮机构的设计
- We can compute the circular area with radius. 我们能用半径计算出圆的面积。
- Have you recorded the data in disc? 你已把那些数据存储到磁盘上了吗？
- The full moon has a circular form. 满月呈圆形。
- A Displacement Solution for Flattened Circular Disc Under Diametral Compression 平台圆盘对径压缩的一个位移解
- You can't copy your file with this disc; it's full. 你不能用这张磁盘拷文件，这张盘满了。
- The edge of the disc had been machined flat/smooth. 圆盘的边缘已用机器磨平[光]。
- I'm not satisfied with his circular explanation. 我不满意他拐弯抹角的解释。
- The full moon has a circular shape. 满月呈圆形。
- He wears an identity disc round his neck. 他脖子上挂著身分牌儿。
- The organization issues a circular every month. 该组织每月发一份通告。
