We give general integral of quadratic differential system with center in two cases under the Chinese classification.
本文给出在中国分类之下二次微分系统有中心时两种情况的通积分。
This paper has found general integral formulas of some types of two - order nonlinear ordinary differential equations by first integral.
本文对几类二阶非线性常微分方程，利用首次积分求得了其通积分公式。
The general integral equations are derived for liquid and gas components of space propulsion systems with liquid propellant rocket engine.
针对采用液体推进剂火箭发动机的空间推进系统，推导了系统液路和气路的通用积分形式方程。
The part two general forms was derived with general integral average inequality and Some inequality was proved with this result was obtained above.
第二部分将通常的积分平均值不等式推广成一般形式，并利用它给出一些不等式的证明。
With proper method of variable substitution, the soluble method to two kinds of inegrable equation of Riccati form is found, and the general integral expressions are given.
在一般教材中二重积分变量代换公式的证明通常采用几何的方法，也有部分数学分析教材给与了严格的分析证明，但证明不便直观的几何说明。
The general organizational planning process, of which user segmentation is an integral part, starts with an assessment, as diagrammed in figure 2.
图2说明一般的组织规划过程，这个过程从评估开始，用户分类是其中的固有步骤。
Remember the general method is that we first look at the inner integral, here integral of f dy.
一般是,先考虑内积分，这里即f对dy的积分。
Usability in general can be measured, but many of the other variables integral to UX are not as easy to measure.
易用性通常是可以衡量的，但是许多用户体验的其他方面是很难衡量的。
It's no physics, it's pure math, and I'm not going to do that for you. It's some integral, and if the object is nicely symmetric, in general you can do that.
它纯数学，非物理，所以我不在这儿做，它是积分，若物体完美对称，你们基本都能做。
An ordinary definite integral is defined over a line segment, whereas a line integral may use a more general path, such as a parabola or a circle.
普通定义的积分是定义在一段线段上的，而线积分则用更一般的路径，像抛物线或圆。
HDL is an essential general tool in digital logical circuit design. A HDL implementation of the integral bit synchronization with good performance is provided.
HDL是设计数字逻辑电路必不可少的通用工具，该文给出了位同步性能较好的积分型自同步的一个HDL实现。
Boundary conditions are used to determine the integral constants in the general solution.
这些边界条件用以决定一般解中的积分常数。
The general expressions of the ground resolution and the telescope focal length for an imaging spectrometer were deduced to investigate the increase of energy integral time with motion compensation.
针对用运动补偿增加成像光谱仪能量积分时间的情况，推导出了其地面分辨率和望远系统焦距选择的一般表达式。
From the basic equations of a linear viscoelastic solid, we introduce general expressions of displacement so that the problem is reduced to solving a linear integral equation.
直接从线性粘弹性基本方程着手，引进位移的一般表达式，将问题归结为求解一个线性积分方程。
This paper presents the general installation method of the television tower steel mast, integral elevating method and integral lifting method.
本文介绍了一般电视塔钢桅杆的安装方法，即整体提升法和整体顶升法。
The series density formulae of the binary phase grating are obtained from the general complex amplitude transmittance formulae through Fourier integral.
它直接从位相物体振幅透过率的一般公式出发，运用傅里叶积分，求得二进制位相光栅各级衍射光强度的通式。
Integral PLC both general packet output, but also to separate output.
一般整体式PLC既有分组式输出，也有分隔式输出。
A general solution of IR CAT for two dimensions and two layers spherical shell is developed by introducing an auxiliary problem and using the integral transforms.
通过引入辅助问题并利用积分变换方法，推导出二维、双层球壳红外CAT通用算法，并对内表面为第三类边界条件进行了分析和讨论。
The general procedure of evaluating was summed up by the use of the model of fuzzy integral.
归纳出用模糊积分模型进行方案评价的一般步骤。
These General Conditions and the PURCHASER Quality Standards for SUPPLIERS (as defined below) form an integral part of the Agreement.
本一般条款及买方对卖方质量标准(定义如下)是协议的有效组成部分。
In the paper, an integral type rheologic equation suitable for linear visco - elastoplastic rheologic model is presented, and the rheologic equation of a general rheologic integral model is given.
给出了适合线性粘弹塑性流变模型的积分形式流变方程，并给出了普遍流变积分模型的流变方程。
Other matters relating to this contact shall be dealt with in accordance with the General Terms And Conditions as specified overleaf, which shall form an integral part of this contract.
本合同其他有关事项均按一般条款（详见背面）之规定办理，该条款为合同不可分割部分。
For loads in general form, change it into polynomial loads by use of Taylor's development and integrate it. Integral error estimations are also given.
而对于一般荷载，利用泰勒展开化为多项式荷载进行积分，并给出了积分误差估计。
The calculation and figure treatment are programmed according to the integral method of the general limit equilibrium.
开发了普遍极限平衡数值积分解的计算和图形处理程序。
The general principle of the integral method is discussed in this paper. Then the oriented integral surveying method using gyro theodolite is derived.
本文讨论了积分法的一般原理，并推导了陀螺经纬仪定向积分测量法。
The author discusses a class of general of singular boundary value problems by using the first integral method, and the necessary and sufficient condition of positive solutions was obtained.
运用首次积分法讨论了较广泛的一类常微分方程边值问题，得到了正解存在的充要条件。
The general form of J-integral conservation law in three dimensions has been derived from the principle of virtual work.
本文由力学的普遍原理——虚功原理推导出了三维情况下J积分守恒的一般形式；
A general exponential type integral operator, called mixed exponential type integral operator, is introduced, and the properties of this type of integral operator are studied.
引入了一类广义指数型积分算子，称其为混合指数型积分算子。
These General Terms shall be an integral part of the Cotton Purchase Contract.
本一般条款是《棉花买卖合同》不可分割的一部分。
These General Terms shall be an integral part of the Cotton Purchase Contract.
本一般条款是《棉花买卖合同》不可分割的一部分。
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