With the first method, you call your new functions as identified by their index through the syscall function.

使用第一种方法，您可以通过syscall函数调用由其索引所标识的新函数。

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It says that the function must be used in an expression involving the comparison operation and that the search method "equals" of the index extension hash_index is referred to.

这说明，该函数必须在一个涉及比较操作并且引用了索引扩展hash _ index的搜索方法“equals”的表达式中使用。

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The method measures the similarity of durability index series of components by the use of similarity coefficient and forms a fuzzy equivalence matrix with sort function.

该方法利用相似系数在各构件的耐久性指标序列之间进行相似性度量，并形成了具有分类功能的模糊等价矩阵。

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