Decide the functions of the underlined cardinal numbers in the following sentences.
指出以下句子中划线（红色）部分的基数词的语法作用。
For the finite set, the ordinal and cardinal Numbers are equivalent, but they differ in the infinite case.
有限集，有序和基数是等价，但他们在不同情况下的无限。
In this paper the author has discussed several questions on universal, especially introduced some functions on cardinal numbers in universal algebras and made some discussions on them.
本文讨论了关于泛代数的几个问题，特别是引进了泛代数中的一些基数函数。
Objective:To direct scientific and rational use of insecticides, the cardinal numbers and status of resistance of Blattella germanica to 4 different insecticides were determined in Urumqi.
目的：了解乌鲁木齐市德国小蠊对常用杀虫剂的抗药性基数和现状，指导科学、合理使用杀虫剂。
Objective:To direct scientific and rational use of insecticides, the cardinal numbers and status of resistance of Blattella germanica to 4 different insecticides were determined in Urumqi.
目的：了解乌鲁木齐市德国小蠊对常用杀虫剂的抗药性基数和现状，指导科学、合理使用杀虫剂。
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