Use this method when part of the resources is missed in the migration and it is not necessary to perform the whole migration.

当迁移中丢失了资源时使用这种方法，不需要执行整个的迁移过程。

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In the third part, the concept of coupling element is derived from the vibration analysis of a four-degree spring-oscillator system, and a whole transfer matrix method is developed on the basis of it.

第三章从一个四自由度弹簧振子的振动分析问题提出耦合单元的概念，建立了多转子系统振动分析的整体传递矩阵法；

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Landfill is a primary method of ultimate disposition of municipal solid waste in many countries. The liner system of such disposal field is the key part of the whole system.

城市固体废弃物填埋场是许多国家最终处置固体废弃物的主要方法，其衬垫系统是填埋场整个系统中最关键的部位。

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