积分的例句大全

Transient and average thrust are two important performance parameters of pulse detonation engine. The principle and system structure of direct measurement method and indirect measurement methods ( including thrust wall pressure integral method and ballistic pendulum method) are introduced.

针对脉冲爆震发动机瞬时推力、平均推力测量问题，介绍了直接测量法和间接测量法（包括推力壁压力曲线积分法和抛物摆法）的测量原理及系统构成。

In addition, when the strain was equal, backing pressure could significantly lower the rate of cavity.

在相同的应变时，背压的加载能显著降低空洞的体积分数。

A new superheated steam temperature control system is derived by combining the dynamic matrix proportion integration control arithmetic with the cascade control structure.

通过将动态矩阵比例积分控制算法与串级控制相结合，提出了一种新的火电厂锅炉过热汽温控制方案。

The volume fraction, Si content and the size of the DO_3 ordered region of α-Fe ( Si) phase increase as the annealing time increases.

随退火时间的延长，α－Fe（Si）的体积分数，Si含量及DO3有序区尺寸增加。

Change of Cytochrome Oxidase Expression in Type ⅱ Alveolar Epithelial Cell of Rats Exposed to Hyperoxia

细胞色素氧化酶在高体积分数氧暴露下胎鼠肺泡Ⅱ型上皮细胞表达的变化

By using the expansion of spherical wave functions for a cylindrical wave function and the techniques of the hypergeometric functions, the Sommerfeld integral contained in the potential is expressed as a rapidly and absolutely convergent series of spherical wave functions;

利用圆柱波函数的球面波函数展开式和超几何函数理论，位函数中的索末菲尔德积分被表示成快速、绝对收敛的球面波展开式；

According to the parameters in arc welding converter that are satisfied the relation ( 1 RC) 2>> 4 LC, so the model can be simplified as a integer series with a one-order inertia element.

根据弧焊逆变器中参数配置满足（1RC）2＞＞4LC的情况，对该数学模型进行简化，将该数学模型简化成一个积分环节和一个一阶惯性环节相串联的结构。

The Application of Boxcar to Detect Small Surface and Subsurface Defects

取样积分器用于检测表面及亚表面的微小缺陷

The computing element may by applied to the determination of hydrogen and oxygen in metals or where integration computing is required.

此运算系统可推广用于金属中定氢、定氧以及其它需要进行积分运算的场合。

A data processing system with an analog-integrating computing element is developed to get direct digital readout of nitrogen content in metals and alloys.

为了快速，准确地实现金属及合金中氮含量的数字直读，研制了模拟积分运算的数据处理系统。

Research on the nature of the conjugate image of the point on the major axis at a distance from the center of a large-aperture sphere mirror

大孔径球面镜轴外点的共轭象性质研究环状复球面镜谐振腔的衍射积分方程

Precise Numerical Solution of Soil Consolidation Effect and Its Possible Engineering Application

土壤的固结效应及精细积分数值求解

Compared with integral continuity condition, the weak continuity condition seems weaker.

与积分连续条件相比，弱连续条件更弱。

Indirect Approximate Solution With Complex Splines for Singular Integral Equations on A Closed Contour

封闭曲线上的奇异积分方程的样条间接逼近解法

For the control action it's an adaptive PID controller without any phase lag, but there is an amplifier in the high frequency, an integrator in the low frequency, and a PID only in the medium frequency.

对控制信号而言，它是一个没有任何相位落后的PID控制器，R高频为一放大器，低频为积分器，中频段为PID。

On the Instability of Integral Currents and Harmonic Maps in Riemannian Manifolds of Positive Curvature

正曲率流形上积分流与调和映射的不稳定性

Relationship Between Microstructure of Left Ventricle and Cyclic Variation of Myocardial Ultrasonic Backscatter Integration

左心室壁显微结构与心肌背向散射积分周期变化的关系

Creep Compliance Boundary Elements Applied to Viscoelastic Analysis Several problems associated with discontinuous boundary elements

粘弹性边值问题的蠕变柔量边界元法边界积分方程&非连续边界元离散方法及其应用

An integral inequality for Submanifolds with parallel mean curvature vector

具有平行中曲率向量的子流形的一个积分不等式

The nonlinear boundary value problem of the corrugated diaphragm reduces to the nonlinear integral equations by applying the method of Green's function.

应用格林函数方法，将波纹膜片的非线性边值问题化为非线性积分方程进行求解。