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At last, a Chern-Simons theory containing Maxwell term coupled to fermion field in the Lagrangian is studied.

最后，建立了带Chern-Simons项的旋量电动力学的任意子量子场论。

With the above motivation, our research focus on the possibility of the new physics associated with the third generation fermions in terms of the effective Lagrangian approach.

从上述观点出发，我们主要利用有效拉氏量方法来着重考虑和第三代费米子相关的新物理效应。

The last three chapters is partⅡ:Our main goal is to study dipolarizations and〓 manifolds.Let M be a symplectic manifold,if M admits two smoothtransversal Lagrangian foliations,then M is called a〓manifold.

后三章为第二部分，主要讨论双极化与仿凯勒流形，设M是一个辛流形，如果在M上存在两个横截的拉格朗日叶状结构，则称M为一个仿凯勒流形。

The revolution bellows is idealized as a series of conical frusta, joined at nodal circles. The linear finite element analysis equation and the geometrical nonlinear finite element analysis equation in Total Lagrangian Formulation for the revolution bellows are derived using stationary total potential principle.

考虑到油罐刚度比波纹管刚度大的多，将油罐看作为刚体，将波纹管部分和管道部分分别用空间梁单元离散化，通过分析得到波纹管与油罐连接接合面、波纹管与管道连接接合面不同单元之间的位移协调约束方程，并用罚函数法进行处理。

It has proven to be a great challenge to extract information on the properties of hadrons from the rather simple Lagrangian of QCD.

如何从简单的量子色动力学的拉氏量出发抽取有关强子态的信息已被证明是一个巨大的挑战。

Even though in QCD we have a theory of the strong interactions, unfortunately, calculating the properties of hadrons from the QCD lagrangian has proven to be a very difficult task in this strongly coupled nonlinear theory.

由于QCD是一个非线性的、非常复杂的理论，而且强子内部的相互作用很强，所以从QCD拉式量出发计算强子的性质是一个非常艰巨的任务。

3D two-phase internal flow field of SRM with long-tail nozzle was simulated by means of Eulerian-Lagrangian two-phase method.

采用欧拉-拉格朗日两相方法模拟了带长尾喷管的固体火箭发动机三维两相内流场。

The second is that the Lagrangian invariant of trapped electron dynamics in tokamaks.

同时我们还发现托卡马克等离子体的坏磁场区域增大了。

Analyses and numerical experiments show that the ARJM is much faster than RJM. The geometric qualities of rezoned grids by ARJM are equal to or even better than those by RJM. The rezoned grids obtained by ARJM are closer to Lagrangian grids than those by RJM.

分析及数值实验表明，与参考Jacobian方法相比，不仅能大幅度降低执行时间，而且优化后的网格在几何品质方面相当接近，甚至更优，得到的网格与Lagrange网格更接近。

For a gauge-invariant system with a higher-order Lagrangian,the quantal Noether identities under the local and non-local transformation in configuration space have also been derived.

指出在某些情形下，由量子Noether恒等式可导致系统的量子守恒律。这种求守恒律的程式与量子Noether定理不同。

Article 144 The Government of the Hong Kong Special Administrative Region shall maintain the policy previously practised in Hong Kong in respect of subventions for non-governmental organizations in fields such as education, medicine and health, culture, art, recreation, sports, social welfare and social

第一百四十四条香港特别行政区政府保持原在香港实行的对教育、医疗卫生、文化、艺术、康乐、体育、社会福利、社会工作等方面的民间团体机构的资助政策。原在香港各资助机构任职的人员均可根据原有制度继续受聘。

Small wonder, then, that the Chinese spend more in the shop than any other group of foreign visitors do .

这样的小惊喜，使中国顾客比任何国家的人消费得更多。