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- Based on the analytical solution of partial differential in symbolic differential operation,the method of dynamic mathematical modeling of a twin-spool turbojet is proposed. 基于符号微分运算对偏微分的解析解方法,提出了1种双转子涡喷发动机动态数学模型建立的方法。
- By referring to a calibrated position on IAA7, three kinds of experiment are planned and carried to prove the effectiveness of differential operation of positioning. 利用成大航太系校正参考点IAA7,本研究规划及执行三种不同的实验来验证这个构想在定位上的可用性。
- By using knife edge as object,and CMOS sensor as device for image analyzing,we get edge spread function from the image and use differential operation and FFT to obtain modulation transfer function of the lens,then its image quality is known. 以刀口作为目标物,以CMOS作为图像分析器件,从图像中获取刀口函数,经微分和FFT运算,得到成像镜头的MTF(调制传递函数),从而得知其成像品质。
- The proposed method can avoid computing or pre-setup threshold.Furthermore, it's quite simple differential operation and binarization require far fewer digital computations than does the BJTC. 而且该方法在处理过程中,不需选择阈值,简单的微分及二值化操作使之具有更强的实时性。
- A Fast-Settling, High Dynamic Range Fully Differential Operational Transconductance Amplifier. 是Professor B.;E
- Based on the fully differential operational amplifier and the dynamic comparator, the ADC can achieve 10 bits resolution and 10Msamples/s. 通过使用该结构的全差分运算放大器和动态比较器可以实现10位的分辨率,同时采样频率可以达到10MHz的流水线结构模数转换器。
- The Hamiltonian of the system is the Driac operator which as a matrix differential operator is not semibounded from below. 系统的哈密顿函数是作为矩阵微分算子的狄拉克算子,它不是半有界的。
- For the sake of predicting the detection effect of differential operators,the frequency features of common operators are analyzed from the view point of frequency domain. 为了预测微分算子边缘提取能达到的效果,从频域角度出发,分析了边缘检测中常用微分算子的频谱特性。
- Soble filter processing result, the visual impression that the only differential operator out the details mentioned in the outline of a number of relatively obvious. Soble滤波器进行处理的结果,在视觉上只能感觉到该微分算子所提取 出的细节轮廓相对明显一些。
- He's mending nicely after his operation. 手术后他正在顺利康复。
- He is in charge of the operation of the steel mill. 他负责这家钢厂的经营工作。
- The proposed method translates the computation of optimal control for DPSs into that for lumped parameter systems with the matrix representations obtained by projecting the differential operators into wavelet space. 将微分算子投影到小波空间;利用其矩阵表示形式;将分布参数系统的最优控制转化为集中参数系统最优控制问题.
- The bank plan a rescue operation for the company. 银行计划对这个公司采取挽救措施。
- The operation was a marvel of medical skill. 这个手术是医术的一个非凡范例。
- Methods By means of using differential operators, ingenious logical deductions and coefficients comparing, the formulae of coefficients of the polynomials in the solutions are determined. 方法以微分算子为工具,经过巧妙的逻辑推理,通过比较系数给出了特解中多项式的系数计算公式。
- An operation is needed to remove your tonsil. 需要进行手术摘除你的扁桃体。
- In this paper,a optimal finite difference scheme based on the optimal FIR method is discussed,with which the ideal differential operator is approximated in the frequency or spetial domain. 文中讨论了一种基于最优有限冲激滤波器设计方法的最优差分格式,从频率空间或者波数空间中实现对理想偏微分算子的逼近,构造一种新的具有低数值色散关系的最优时域有限差分方法。
- Sensitivity is different for different differential operators,how to choose a suitable edge detection operator to obtain exact information of edge,is the essential step for fracture surface image. 不同的微分算子对边缘的敏感程度是不同的,如何选用适当的边缘检测算子得到准确的边缘信息,就成为断口图像处理的关键步骤。
- The operation went like clockwork. 手术进行得极为顺利。
- When does the new law come into operation? 这项新法律何时生效?