所收录 主要是指 核心 guo wai he xin qi kan zhu yao shi zhi shi me suo shou lu de
指的是 次数 qi kan suo fa lun wen de ping jun bei yin ci shu zhi de shi
是指 在国内 出版 zai guo nei suo wei zheng shi chu ban de qi kan shi zhi ju you
的是 所指 中国 zhong guo qi kan quan wen shu ju ku jian suo xiang zhu ti suo zhi de shi
有机化学 s c i zhong suo suo you ji hua xue qi kan
典章 泛指 总和 文献 wen xian fan zhi tu shu qi kan dian zhang deng suo ji lu de zhi shi zong he