time integral

Time Integral Theorems for Holonomic Nonconservative Dynamical Systems in Generalized Classical Mechanics

广义力学中完整非保守系统的时间积分定理

And the analog data of the concentration in a certain points over time by FLUENT is introduced the probability function on the consequences of toxic leak, we can get the probability of individual death at a point by integral on concentration and time.

并将FLUENT软件在某点处浓度随时间变化的模拟数据引入毒物泄漏后果的概率函数法，进行浓度与时间的积分得到某点处引起个体死亡的概率。

Each IMA was measured, included its ratio of peak systolic velocity to end diastolic velocity ( S/ D), pulse index ( PI), resistive index ( RI), and the diastolic velocity time integral fraction ( DVTIF) calculated. The statistical analysis was conducted.

测量每条IMA的收缩期峰值与舒张末期流速之比（S／D）、搏动指数（PI）、阻力指数（RI），计算舒张期流速时间积分分数（DVTIF），并作了统计学处理。

The diastolic peak velocity ( Vd) and diastolic velocity time integral ( VTId) in saphenous vein grafts was significantly less than in left internal mammary artery grafts ( P < 0.05).

左乳内动脉桥管的舒张期血流速度及流速时间积分大于大隐静脉桥管（P

This paper adopts Newmark time integral method to solve kinetic equation and approaches the non-linear temporal dynamic analysis of the whole steel truss frame, considering the motive power of loading and discharge.

针对钢板仓输料框架结构体系，考虑装载储料动力作用，采用Newmark时间积分法求解动力方程，对结构体系进行非线性瞬态时程响应分析。

Optimal and Near-Optimal Controls of Volterra Integral System with Time Lags

多时滞Volterra积分系统的最优控制和Near-Optimal控制

A tropical limited area multi-level primitive equation model, in which the time integral is performed with a split semi-implicit scheme, is presented.

本文提出一个采用分裂半隐式时间积分方案的热带有限区多层初始方程数值预报模式。

It must be researched the parameter design of every cooling greenhouse method, that of integrating application, and that of different area, variant climate, variant time integral.

探究每一种降温方法的参数设计，互相结合应用的参数设计，在不同地区、不同季节、不同气候、不同时间的参数设计。

The boundary integral method is used to solve Laplace equation based on potential-flow theory. Coupled with time integral, we establish three-dimensional model of an underwater explosion bubble near a structure.

其基本方法是，基于势流理论采用边界积分法求解拉普拉斯方程，结合对时域的积分求解爆炸气泡的动边界，最终建立起水下爆炸结构物附近三维非对称气泡运动的计算模型。

Precise Time Integral for Dynamic Response of Bridges under Moving Loads

移动荷载作用下桥梁动力响应的精细时程积分计算

If the field changes slowly, we can replace the time integral by a line integral over the unperturbed orbit.

如果场缓慢改变，我们能够用未扰动轨道的线积分来代替时间积分。

Space debris delta-velocity probability density function was deduced by NASA's standard breakup model, and time integral algorithm of collision probability between spacecraft and any debris was built.

推导了基于NASA标准解体模型的碎片分离速度概率密度函数，建立了计算航天器与单颗碎片碰撞概率的时间积分算法。

The reward function in the optimal stopping problem is a mixed function that is the summation of a termi-nal continuous gain function and an integral form of a function including immediate consumption and investment at any time over a random interval.

而最优停时问题的报酬函数则是一个混合函数，此函数是由一个终端连续增益函数和一个包含随机区间中任意时刻上的消费与投资的函数积分组成。

The time integral program for output section of broadband klystrons

宽带速调管输出段的时间积分程序

The proposed algorithm is based on second order moment, and the problem of low SNR is compensated by long time integral.

它基于接收信号的二阶统计量，并用长时积分以弥补信噪比低的问题。

TWO TIME INTEGRAL ALGORITHMS WITH NUMERICAL DISSIPATION AND WITHOUT OVERSHOOT FOR STRUCTURAL DYNAMIC Sensitivity Analysis of Dynamic Response of Supporter

结构动力响应数值算法耗散和超调特性设计减振支架结构动力响应的灵敏度分析

The control equations, the difference expressions, the boundary condition and the time integral scheme etc. are also given.

给出了该框架的控制方程组及其差分形式、边界条件、时间积分方案等。

Charge is the time integral of current,. Charge is often measured on a quantity of particles, on a surface, or on a component such as a capacitor.

电荷是电流对时间的积分，（公式）电荷常常用一个表面上的带电粒子数，或一个元件（如电容器）上的粒子数来度量。

The dynamic load is expressed as a series of impulse or step functions in time domain, and the structural response is the convolution integral of the kernel response and dynamic load.

将动态载荷在时间域内用一系列脉冲或阶跃核函数来表示，结构的响应是核函数引起的响应与动态载荷的卷积分。

Objective To investigate the influence of simulated heart motion on the Doppler spectrum velocity-time integral ( VTI) of simulated blood flow measurements through an in vitro model.

目的探讨体外模拟心脏运动对多普勒血流流速曲线速度时间积分（VTI）测定的影响。

Selecting the right time integral method of the finite element equations is one of key techniques of the sheet metal forming numerical simulation.

正确选择板料成形数值模拟有限元方程的时间积分方法是成形模拟成功与否的关键技术之一。

Time history integral method of acceleration based on artificial neural networks

基于神经网络的加速度时程积分方法

Study on the Time Domain Integral Equation Method and Its Application on Electromagnetic Scattering

电磁散射的时域积分方程法研究

Traditionally, we will use respectively the distance integral and time integral method in the section of bunching and output; this is because the steady-state phase of the formula in output section no longer holds.

传统做法是在群聚段采用距离积分，在输出段转换为时间积分，这是因为到了输出段稳态相位公式不再成立。

The increment dynamics equations of elasticity contact colliding solids is given, the virtual pulse time integral algorithm for solving the equations is given, it is an unconditional stabilization high precision method.

建立了碰撞弹性体接触的增量动力学方程，运用虚脉冲积分法，把碰撞弹性体接触的增量动力学方程表示成显示的、无条件的、精度高的积分形式，对其进行积分计算。

The pulmonary valvular velocity time integral ( PVVTI) was obtained from the pulsed wave Doppler.

利用脉冲多普勒测量肺动脉瓣口血流流速时间积分（PVVTI）。

Correlation analysis on time integral of operation and bonus assignment

手术计时积分与奖金分配的相关分析

For the nonlinear galloping equations, the limitations of the traditional time integral scheme are given first. An improved time integral scheme is then introduced with fine details. The stability of the improved scheme is also studied and the stability condition is given.

对于建立的非线性舞动方程，首先分析传统时间积分算法无法对其求解的原因，然后在此基础上给出一种改进的时间积分算法，并对该算法的稳定性进行研究，得出了稳定性条件。

Precise time integral of the Bloch equations and its application to the design of radio frequency pulses

Bloch方程的精细时程积分及其在射频脉冲设计中的应用

The program, which is coded in C, puts time and frequency domain analysis, graph display and plotting together into one integral unit, capable of analyzing and studying any kinds of partial response.

该程序用C语言编程，将时域一频域分析、绘图、打印结合为一体，可对各种类型的部分响应进行分析研究。