问题描述：
此句中that引导的是什么从句?
Some of the bigger firms are engaged in researches which are of such general and fundamental nature that it is a positive advantage to them not to keep them secret.
最好能够解释一下句子成分,越详细越好,谢谢了!
最好能够翻译一下整个句子.
that在从句中不做句子成分，肯定不是定语从句了
Some of the bigger firms are engaged in researches which are of such general and fundamental nature that it is a positive advantage to them not to keep them secret.
最好能够解释一下句子成分,越详细越好,谢谢了!
最好能够翻译一下整个句子.
that在从句中不做句子成分，肯定不是定语从句了
问题解答：
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