These two countries have a common boundary.
这两个国家有共同的边界。
The computational methods of electromagnetism field boundary value problem have a few, thereinto, the conformal mapping method and Green function methods are both in common use.
电磁场边值问题的计算的方法很多，其中保角变换法和格林函数法都是比较常用的方法。
The computational methods of electromagnetism field boundary value problem have a few, thereinto, the conformal mapping method and Green function methods are both in common use.
电磁场边值问题的计算的方法很多，其中保角变换法和格林函数法都是比较常用的方法。
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