但是这一研究较多还是停留在词汇记忆的技巧和方法上。

But most of the researches aim at the technique and method of lexical memory.

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因此，要了解学习美国的法律和法学方法，判例法方法方面的知识以及研究判例法技巧方面的知识仍是重中之重。

Knowledge of the case law method as well as of the technique of working with case law therefore is of central importance for an understanding of American law and legal methodology.

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使用矩阵光学技巧和方法详细研究了高斯光束通过复杂光学系统的传插问题。

Gaussian beam propagation through complicated optical systems is studied in detail by using matrix optics method.

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