能量积分,energy integral
1)energy integral能量积分
1.Local energy integral of Birkhoffian systems;Birkhoff系统的局部能量积分
2.Relativistic generalized energy integral and whittaker equations;相对论性的广义能量积分与广义Whittaker方程
3.For the elliptic partial differential equations of variable coefficient,we obtain the product theorem of asymptotic expansions of energy integral as follows:B(w,v_h)=∑ni=1h~(2i)_e∫_ΩF_i(D~(2i-2)_x(v_(xx)φ))v_hdxdy+∑nj=1k~(2j)_e∫_ΩG_j(D~(2j-2)_y(u_(yy)φ))u_hdxdy+∑ni+j=2h~(2i)_ek~(2j)_e∫_Ω[F_(ij)(D~(2i-2)_xD~(2j)_y(u_(xx)φ))+G_(ij)(D~(2i)_xD~(2j-2)_y(u_(yy)φ))]v_hdxdy+R_(n,h).针对变系数椭圆型方程矩形元,证明了能量积分的渐近展开具有如下的乘积定理:∫Ω∫Ωk2jh2iFi(D2i-2Gj(D2j-2B(w,uh)=∑ny(uyyφ))vhdxdy+ex(uxxφ))vhdxdy+∑nei=1j=1∫Ω∑nh2i[Fij(D2i-2eek2jxD2j-2y(uyyφ))]vhdxdy+Rn,h。
英文短句/例句

1.In this article, the expression on the conditions under which the generalized energy integral exists is discussed, and the physical significance of the general energy integral is expounded.讨论广义能量积分存在条件的表述,并阐明广义能量积分的物理意义。
2.Study of integration of generalized energy as nonholonomic constraint;广义能量积分作为非完整约束问题研究
3.Design and Performance Analysis of a New Type of Volumetric Flowmeter;新型容积式流量计的设计与性能分析
4.A Mathematic Model and Arithmetic Analysis of the Multifunctional Flow Totalizer多功能流量积算仪数学模型及其算法分析
5.Optimization of Integration Time for UWB Energy Detection Receivers超宽带能量检测接收机的积分时间优化方法
6.using measurement by volume, as in volumetric analysis.测量容积的,如容量分析。
7.Time dependent ordinary differential equations are obtained from the mass and energy balances for each control volume.针对每个控制容积建立了质量和能量平衡的微分方程。
8.A functional unit whose output analog variable is the integral of an input analog variable with respect to time.一种功能部件,其输出模拟变量是输入模拟变量相对于时间的积分。
9.shock wave induced by energy deposition能量沉积产生冲击波
10.Synergist could also increase tiller capability and dry weight accumulation of rice.配方肥增效剂能提高水稻植株的分蘖能力,增加干物质积累量。
11.The volume V is given in terms of the scalar triple product.体积V能用数量三乘积表示。
12.Retrieving Ion Energy Distribution from Measured 3-D Image:Abel Inversion and Image Integration从实验三维图反求离子的能量分布 :阿贝尔变换和图像积分(英文)
13.analyzed volumetrically.以测量体积的方式分析。
14.The stimulated diffuse band radiation of molecular potassium generated by the energy-polling effect is reported.报道了在钾蒸气中由能量积聚效应产生的分子扩散带辐射。
15.Energy Accumulation,Distribution,Fixation and Transformation in Man-Made Larch Forest Communities.落叶松人工林群落能量积累、分配、固定和转化的研究
16.Quantitative Analysis of Lung Volume Using MSCT: Comparison with Pulmonary Function Test;MSCT肺容积定量分析及其与肺功能试验指标的相关性研究
17.Research on Effect of Lmited Feeding on Fat Deposition; and Cloning and Sequence Analysis of Lipin1 in Chicken;能量限制对肉鸡脂肪沉积效应研究及鸡Lipin1基因的克隆分析
18.The Differential/Integral Relations between Stress-strain Tensor and Strain Energy Function of Nonlinear Elastic Solids非线性超弹性体应力应变张量与应变能函数之间的微积分关系
相关短句/例句

Integral energy积分能量
3)method of energy integra能量积分法
4)weighted energy functional加权能量积分
5)generalized energy integral广义能量积分
1.The result shows that the Birkhoffian system has generalized energy integrals and cyclic integrals.结果显示 :Birkhoff系统存在广义能量积分和循环积分 ,每个积分可使Birkhoff系统降两
2.In this article, the expression on the conditions under which the generalized energy integral exists is discussed,and the physical significance of the general energy integral is expounded.讨论广义能量积分存在条件的表述,并阐明广义能量积分的物理意义。
6)Energy accumulation and allocation能量积累和分配
1.Energy accumulation and allocation of main plant populations in Aneurolepidium chinense grassland in Songnen Plain;松嫩平原羊草草甸草原主要植物种群能量积累和分配
延伸阅读

能量积分能量积分energy integral 能里积分障.咚沙触噢,.;,,Pr.。。呷劫] 表示一个力学系统在某一时刻的动能和势能之和的量. 例如,假设在一个具有分段光滑边界S的有界区域G中,对于双曲型偏微分方程 护“.」、一 P二公二于=div(P gladu)一q。+F(x,t) 山之一’\二二一一, 三一劫+F(x,t)(l)提出混合问题 日“! “’r一+“‘“0、x),了},一。一“,气x),tz) _刁u} “u+夕普二}_=0,t>0,(3) 一尸刁n卜其中夕eC,(G),叮‘e几),尸(x)>o,任(x))0,户‘C(G),:,刀6C(S),,(x),夕(x))0,:(x)+声(x)>0. 问题(l)一(3)的古典解是函数类e,(Gx(o,的))自e,(J贾而了玉))中的函数u(*,r),它在柱形域Gx(O,的)中满足(1),在柱形域的下底满足初始条件(2),在柱形域的侧面满足边界条件(3). 此时关系式 ff_、日u(x,丁) 尹(r)二J‘(0)+1 IF(x,:)一dxd:, 一、一”才已一丫”‘’日T一‘一‘’ t)O,(4)成立,其中 J,(。)一冬f(。u{+,I咧:。一,+,孟)“x+ ZJ、‘,工,“。· G 十粤f,粤此ds· 2甘‘’刀一u一 熊鼻积分(即e飞y integ阎)定义为量 lr「/a“\2.,.。.,1, J“‘’一言)仁p(司+p’蒯“’‘+“u“」么+lr“”一 +令IP于“‘ds. 2梦厂刀--一 对于F=0,等式(4)有形式 J,(r)=J,(0),广)0.能量积分的物理意义为:一个没有外界扰动的振荡系统的总能量不随时间而变(能量守恒律).