量出

A nonlinear eddy-viscosity turbulent flow model, which adopted third-order correlation of stress tensor and strain tensor, was modified and applied to flow computing of turbulent flow of internal combustion engine.

把采用了应力张量和应变张量的三阶相关关系的一个非线性涡粘度湍流模型进行修正后应用于内燃机缸内湍流流动计算，用此模型对几种ω形凹坑燃烧室内燃机汽缸内的流动进行计算，特别考查不同结构燃烧室内各处的湍能的变化，给出了燃烧室结构对缸内湍能影响结果，结果表明，凹坑结构时内燃机缸内湍能的分布和平均湍能的大小影响很大，可适当调整燃烧室结构来改变缸内湍流结构。

Deliquescence of calcium sulfite under various conditions including temperature,pH,dissolving time,stirring rate and initial quantity was investigated in experiment.

亚硫酸钙的溶解浓度对氧化速率有非常重要的影响，课题主要研究CaSO3的溶解特性，描述了CaSO3在不同条件下(温度、pH、溶解时间T、搅拌速度、初始加入量等)溶解量的变化规律，进而找出CaSO3的最佳溶解条件，以达到提高氧化速率及石膏的生成率，防止堵塞和结垢的目的。

At first, we introduce in detail relativistic mean-field theory, where a common Lagrangian density is presented. Starting with this Lagrangian density, we can obtain the Dirac equation and Klein-Gordon equations for nucleon and meson field by using Euler-Lagrangian equation.

本文首先详细介绍了相对论平均场理论的一些公式推导，给出了常用的一般的相对论平均场的拉格朗日量，从这个拉氏量出发，利用Euler-Lagrange方程就可导出核子与介子场的运动方程。

In this paper, we consider the problem of Edgeworth expansions for a class of U-statistic functions by using their Taylor expansions.

利用函数的泰勒展开，考虑了一类U统计量函数的Edgeworth展开问题。分别在函数的三、四阶导数有界等条件的假设下，给出了一类U统计量函数的Edgeworth 展开式

Based on the relationship between the material elastic constants and the strain energy, the three-dimension SOEC and TOEC tensor expressions are obtained by using tensors derivation principle.

因为材料的弹性常数同其应变能相联系，所以利用张量的求导法则，给出了三维情况下SOEC和TOEC的张量表达式。

The article adopts MATLAB software to calculate and analyze solar energy collector adding fast gas water heater dynamic load from utilizing solar energy angle by different water norm index condition and special whether information in shanghai. From those calculation results can get hourly heat collecting temperature to calculate gas consumption. The paper also analyzes the needed gas amount in system and the corresponding change cost in order to evaluate the best configuration scheme when change collect area and heat storage water tank volume.

文章从太阳能热利用的角度出发，以太阳能集热器加快速式燃气热水器的组合为系统基本配置，在不同的用水定额指标情况和上海的特定气象资料下，采用MATLAB软件进行了动态负荷计算与分析，得出逐时集热温度，并以此为基础计算燃气耗量，分析了改变集热器面积，蓄热水箱体积，系统所需要的燃气量以及相应的费用变化，从而评价出最佳配置方案。

Although this study was not able to further demonstrate the correlation between the extensive reading quantity and students' gain scores and the correlation between extensive reading amounts and reading speed, the experimental group showed significantly better performance of reading rate than the control group.

虽然本研究无法更进一步证明阅读量与学生成绩进步幅度之间的相对关系，亦无法找出阅读量与学生阅读速度之间的相关性，本研究的实验组阅读速度成长幅度的确比对照组有显著的表现。

Minutes once, tested , sucking the air anion in in glass face guard in connection with the expert, may make the lung absorb oxygen amounts increasing by 20%, discharge carbon dioxide amounts but increase by 14.5% but, therefore the anion has the effect improving and increasing a pulmonary function's.

有关专家曾经试验，在玻璃面罩中吸入空气负离子30分钟，可使肺部吸收氧气量增加20％，而排出二氧化碳量可增加14.5％，故负离子有改善和增加肺功能的功效。

The element equations are derived in a fixed current element coordinates which are coincident with the current moving element coordinates. The perturbed moving element coordinates and the variation of the element nodal rotation parameters corresponding to the perturbation of element nodal displacements and rotations referred to the current fixed element coordinates is consistently determined using the first order linearization of the way used to determine the current element coordinates and element nodal rotation parameters corresponding to the incremental element nodal displacements and rotations referred to the global coordinates.

本研究在梁元素当前的变形位置上，利用元素节点的座标及断面方位建立一个移动元素座标并决定元素节点的旋转参数，对应於元素节点旋转参数扰动量的广义节点力为一广义力矩，为推导传统力和力矩与该广义力矩的关系，本研究在一个与当前的移动元素座标重合的固定元素座标上，推导出元素节点在当前固定元素座标的扰动位移和扰动旋转与元素节点旋转参数的扰动量的关系。

Micro-computer monitors work inside the electron gun to emit electronic, through the acceleration of high-voltage electrode, adjust shooting at the screen, the screen of fluorescent material by high-speed electronic flow impact, resulting in X-ray, scientific evidence shows that more than 20 of each year only Guoqin dose of radiation, will constitute a harm to humans, operate microcomputer year will not be more than 0.3 Roentgen of exposure; even when engaged in computer work for 30 years, the cumulative exposure will not be sufficient to cause human injury lowest half, but during early pregnancy (the first 3 months) the fetus is in a cell division, organ differentiation sensitive period, or should be:(1) hours of work per week is not more than 20 hours (2) one meter away from the computer (3) wearing protective skirt (4) work completed Huanyi bath in order to reduce the electromagnetic radiation on the impact of the fetus.

微电脑显示器工作时，内部的电子枪发射出电子来，经过高压电极的加速，调整射向荧光屏，屏幕上的荧光物质受到高速电子流的撞击，产生X射线，科学论证表明，每年只有超过20论琴的剂量照射，才构成对人体的伤害、操作微机一年也不会超过0.3伦琴的照射量；即使从事微机工作30年，累积的照射量也不足以造成人体损伤最低值的一半，不过妊娠早期(头3个月)胎儿正处于细胞分裂，器官分化的敏感时期，还是应当：(1)每周工作不超过20小时(2)距电脑一米开外(3)穿防护裙(4)工作完毕洗澡换衣，以减少电磁辐射对胎儿的影响。

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％。