指出一维单原子链的格波解是由于采用了循环边界条件的结果。
The lattice wave solution of single atomic chain only results from the cyclic boundary condition.
在不使用循环边界条件情况下，求解出一维原子链的振动解析解。
We get the lattice wave solution of monatomic chain under the free boundary condition.
通过数值计算，我们得到一维双原子链在自由边界与循环边界条件下的频谱。
Through numerical calculation, we get the frequency spectrum of one-dimensional diatomic chain in free and periodic boundary conditions.
因为晶格振动的波在达到界面时会被反射，所以镜面反射边界条件与循环边界条件相比更符合晶格振动的特点。
Lattice wave will be reflected when it reaches the boundary so that the reflecting boundary condition is more reasonable than cyclic boundary.
一种循环管式反应器的扩散模型，归结为一类特殊的边值问题，其特点为两个端点的函数值出现在一个边界条件中。
Recycle tubular reactor model with axial dispersion leads to a special boundary value problem, in which one boundary condition involves the values at two end points.
与常规陆上荷载不同，波压力不仅是外加的循环表面力，而且是海床表面的超静孔隙水压力边界条件。
Different from cyclic loading acted on onshore foundation, the wave pressure plays double roles as: the surface loading imposed on the mudline and the boundary condition of excess pore pressure.
结果表明，在相同的热源和冷源边界条件下，这一循环的利用效率远高于水蒸汽朗肯循环。
The results show that the efficiency of exergy utilization of this cycle is much superior to that of the Rankine cycle at the same border conditions of both heat and cooling sources.
编制了氯化钠型结构各种晶体的晶格振动通用程序；它适用于循环或自由边界条件。
The common program, which can calculate the lattice vibration for various crystals with NaCl structure type, has been made and it is applicable to cyclic or free boundary condition.
结果表明，在相同的热源和冷源边界条件下，这一循环的利用效率远高于水蒸汽朗肯循环。
The results show that the efficiency of exergy utilization of this cycle is much superior to that of the Rankine cycle at the same border conditions of both heat and…
结果表明，在相同的热源和冷源边界条件下，这一循环的利用效率远高于水蒸汽朗肯循环。
The results show that the efficiency of exergy utilization of this cycle is much superior to that of the Rankine cycle at the same border conditions of both heat and…
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