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Experi mental Study on Preparation of Decellularized Artery Vascular Graftand Transplantation of Carotid Artery Allografts 被引量:1
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作者 Heng-Hua FAN~(1Δ) Bo-Xun ZHANG~2 Xiang-Dang LIANG~2 Ai-Y WANG~2 Di WU~1 Ji WU~11(Orthopedic Department of Air Force General Hospital, Beijing 100036,China.)2(Orthopedic Department of PLA General Hospital, Beijing 100853,China) 《生物医学工程学杂志》 EI CAS CSCD 北大核心 2005年第S1期63-64,共2页
关键词 DCAA Experi mental study on Preparation of Decellularized Artery Vascular Graftand Transplantation of Carotid Artery Allografts
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STUDIES IN MENTAL LEXICON AND THE IMPLICATIONS FOR ENGLISH VOCABULARY TEACHING
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《Chinese Journal of Applied Linguistics》 1998年第2期69-72,共4页
Introduction Vocabulary is one of the indispensable components of the language system, and researchers have found that there exists a close relationship between vocabulary and other components in a language system. Ho... Introduction Vocabulary is one of the indispensable components of the language system, and researchers have found that there exists a close relationship between vocabulary and other components in a language system. However, vocabulary is thought to be the most difficult component of language knowledge for a learner to grasp. Gorman (1979) pointed out that there was evidence showing that as students become more proficient in a second language, problems caused specifically by syntactical variation become less significant (cited in Crow and Quigley, 1985: 499). That is to say, vocabulary becomes a major problem in 展开更多
关键词 STUDIES IN mental LEXICON AND THE IMPLICATIONS FOR ENGLISH VOCABULARY TEACHING
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