查询词典 integral

The quadrature formula about surface integral on any quadrilateral element is deduced by means of isoparametric transformation and bilinear interpolation.

通过对三维有界区域的边界曲面作四边形网格剖分，用有限元方法处理高斯公式中的曲面积分，由等参变换及双线性插值导出任意四边形单元上曲面积分的数值求积公式。

By transforming the interlace series type linear differential equation with coefficient containing binomial coefficients and arrangement number into the linear differential equation of successive integral,the theory and method for solving this kind of equation are determined.

通过把系数含有二项式系数与排列数的交错级数型线性微分方程化为可逐次积分的线性微分方程，找出了求这类方程通解的方法与理论，把所得定理给出了严格的证明，并通过实例介绍了它的应用。

In Chapter 2, by means of the integral theory, a number of reciprocal series involving binomial coefficients have been established and some results related to binomial coefficients have been extended.

本章利用定积分的方法和常见的发生函数，结合一些运算技巧，建立了一些与二项式系数的倒数有关的恒等式。

The model of heat and mass transfer of a biological sample in cryopreservation was solved by perturbation and integral methods.

用摄动法和积分法求解了生物样品的传热传质模型，在模型简化时比较了积分解和精确解，探讨了低温保存中细胞的损伤机理，对冷却介质温度随时间线性变化时相变界面的移动作了实验研究，用自己设计和制作的实验台架和测试装置测量了相变界面的移动和温场的分布。

When the Biot-Savart Law is used to compute the magnetic field of a linear current, the different, choice of the integral variables will give rise to two different expressions.

用毕奥-萨伐尔定律计算一段直线电流的磁场时，因为积分变量的选取不同，产生了两种不同的表达式，在对积分变量的取值范围作了分析与比较后，更新了有关教材中的表述方式。

In this paper the magnetic distribution character of micro-electro-mechanical relay was analyzed by applying Biot-Savart law and integral equation method. The results of IEM and FEM show the method which used in analyzing three-dimensional stationary magnetic field for Micro-electro-mechanical relay is feasible.

文中应用毕奥-萨伐尔定律和积分方程法，分析了微机械电磁继电器磁场分布特性，计算结果与有限元法结果进行比较，表明所用方法对于微机械电磁继电器三维恒定磁场的分析是可行的。

It was also fitted with 'long range' rifle type sights and integral folding bipod.

它还配备了'远距离'步枪类型的景点和不可分割的折叠两脚架。

Rifle is normally fitted with folding bipod and an integral rear monopod in the buttstock, adjustable for height.

步枪通常配有折叠式两脚架和一个整体在枪托后部，高度可调的脚架。

Rifle itself is built using bullpup layout; it has integral folding bipod, and adjustable shoulder pad and cheek rest.

步枪本身是采用小斗犬的布局，先后组成折叠两脚架，和可调整垫肩和脸颊休息。

The heavy, fluted barrel is free floated, and its rear part is enclosed by tubular shroud, which serves as a mount for integral folding bipod and carrying handle.

此外，沉重的，是免费的凹槽桶浮动，它的尾部是由管状寿衣，作为一整体装入折叠两脚架和服务进行密封处理。

Breath, muscle contraction of the buttocks; arch body, as far as possible to hold his head, right leg straight towards the ceiling (peg-leg knee in order to avoid muscle tension).

呼气，收缩臀部肌肉；拱起身体，尽量抬起头来，右腿伸直朝向天花板（膝微屈，以避免肌肉紧张）。

The cost of moving grain food products was unchanged from May, but year over year are up 8%.

粮食产品的运输费用与5月份相比没有变化，但却比去年同期高8％。