能量

To put it in the ecological balance is a certain amount of time and conditions, the nature of each ecosystem ongoing cycle of material and energy exchange, energy and material input and output for the time being in the stability of the state.

生态平衡说得是在一定的时间和条件下，自然界的每一个生态系统不断进行物质循环和能量交换，物质和能量的输出和输入处于暂时的稳定状态。

Results showed that within a certain energy level,radiation damage on M_1 seedling increased with the energy increasing when the integral flux was given.

结果表明，在一定离子通量下，所用注入能量范围内的离子束对幼苗造成的辐射损伤随辐射能量的增加而增大。

Results showed that within a certain energy level, radiation damage on M1 seedling increased with the energy increasing when the integral flux as given.

结果表明，在一定离子通量下，所用注入能量范围内的离子束对幼苗造成的辐射损伤随辐射能量的增加而增大。

There are positive charge and negative charge, but the energy density of electric field is all positive, as a result, the integral electromagnetic energy is always positive, electromagnetic mass is always a positive value.

电荷分为正负，但电场的能量密度却总是正的，所以积分得到的电磁能量总是正的，因而电磁质量也总是一个正值。

If it is a high energy place, increase your own energy level.

如果那时一个高能量的地方，请调高你的能量水平。

Review Landau and Hans about gravitation field energy - momentum counterfeit tensor is stated, how to rely on equivalent principle in order to clarify to come the energy of field of hunting pure gravitation - momentum is stated.

重温Landau和Hans有关引力场能量-动量赝张量表述，以阐明如何依靠等效原理来探求纯引力场的能量-动量表述。

We applied the method based on certain energy estimates to prove the convergence and stability of the scheme in energy norm and maximum norm.

我们利用能量分析法证明了C-N格式在能量模和最大模意义下的收敛性和稳定性；通过矩阵分析和对广义特征值的估计得到离散L_2模意义下的收敛性和稳定性。

The aims of this paper are to derive the optimal error estimates of eigenpairs, i.e. the optimal error estimate of eigenvalues, and the new error estimates of velocity, pressure including the L~2 - norm and energy norm, respectively, in which the L~2 - norm estimate of velocity on anisotropic meshes has not ever been seen in the precious literature.

对于Stokes特征值问题本文不仅得到了征值对的最优误差估计即：特征值和流速压力的零模和能量模以及压力的能量模最优误差估计，其中在各向异性网格下对此问题的零模估计尚未见报道。

A high accuracy finite volume element method was given based on cubic spline interpolation for linear and nonlinear twopoint boundary value problems of ordinary differential equations. The computational scheme was derived and the property of positive type was discussed. Further we presented the convergence analysis and the scheme was proved having fourth order error estimate in discrete energy norm.

针对常微分方程线性和非线性两点边值问题，提出了基于三次样条插值的高精度有限体积元方法，给出了具体计算格式，讨论了格式所具有的优良性质--正型性，并应用能量方法给出了收敛性分析，证明了格式按照离散能量模具有四阶精度。

Energy needs based on best value, the realization of the operator of the energy exchange and customer interaction to achieve the health-care health, beauty.

然后根据最佳能量需求值，实现操作者和顾客的能量交换互动，从而达到保健养生、美容。

It has been put forward that there exists single Ball point and double Ball points on the symmetrical connecting-rod curves of equilateral mechanisms.

从鲍尔点的形成原理出发，分析对称连杆曲线上鲍尔点的产生条件，提出等边机构的对称连杆曲线上有单鲍尔点和双鲍尔点。

The factory affiliated to the Group primarily manufactures multiple-purpose pincers, baking kits, knives, scissors, kitchenware, gardening tools and beauty care kits as well as other hardware tools, the annual production value of which reaches US$ 30 million dollars.

集团所属工厂主要生产多用钳、烤具、刀具、剪刀、厨具、花园工具、美容套等五金产品，年生产总值3000万美元，产品价廉物美、选料上乘、质量保证，深受国内外客户的青睐