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- Meanwhile, Newton-Leibniz formulas of double integral and curvilinear integral are discussed. 同时，讨论了二重积分和曲线积分的牛顿-莱布尼兹公式。
- This paper gives a method to solve double integration by integral subsection integration. 本文给出了用定积分的分部积分法求解二重积分的一种方法。
- We shall study double integrals over more general sets in the plane. 我们将研究定义在平面上更一般的集合中的二重积分。
- Concision high efficient switch power supply, high precision double integral calculus ADC and familiar single chip89 C52, the system has low cost, high precision, good dynamic and stationary stability and intelligent characteristic. 系统采用3端单片开关电源,高精度的双积分A/D转换芯片和常见的单片机89C52,具有成本低、度高、态及静态性能好和智能化等特点。
- The paper demonstrates the variable rotating and even parity of double integra. In double integral calculating, symmetry can be applied more to simplify the process of solving problems. 证明了二重积分的变量轮换对称性和奇偶对称性;在二重积分计算中,增强对称性的使用意识,利用对称性简化解题过程。
- Time Best Control of Double Integral Models 双积分模型的时间最优控制
- An Extension of double Integral Mean value Theorem 关于二重积分中值定理的一个推广
- Double Integral Technique of the Definite Integral 定积分中的重积分技术
- The Symmetry of Double Integral and Its Application 重积分的对称性及其应用
- Double integral A/D transformation 双积分A/D转换
- double integral overx-direction ory-direction x-型或y-型二重积分
- He is working double tides to finish his essay. 他日夜苦干，赶写他的文章。
- I do not realize it is a double feature. 我原先不知道这是双片连映。
- Double agents live in a perpetual state of fear. 两面派永远过着提心吊胆的生活。
- I want a double room with a view. 我要一间能看到风景的双人房间。
- He was so fat that he had a double chin. 他胖得有双下巴了。
- Spline interpolation and Gaussian quadrature are developed for surface-fitting and double integration and applied to calculation of the flow and the efficiency in pumping station and the flow in aqueduct and pipe. 将曲线的样条函数插值和高斯配点法扩展到曲面上来解决这一问题,并对泵站流量、率、渠和管道流量进行了计算。
- Based on the concept of virtual constraint, we present a method to design output functions analytically for tune-invariant gait, and design a feedback linearization controller which transforms the system into a loop of double integrator. 基于虚拟约束的概念，提出时不变步态的输出函数解析设计方法，设计了反馈线性化控制器，将系统转化为双积分环节。
- The carpet is too thick to double up. 这地毯太厚没法折叠。
- Is the material single width or double width? 这幅料子是单幅的还是双幅的？
