权威例句
Present difficulties and future promise of MHC multimers in autoimmune exploration.Immunological diagnosis of human filariasis: present possibilities, difficulties and limitations.Immunological diagnosis of human filariasis: present possibilities, difficulties and limitations (a review)The silica-solubility theory of silicosis. II. Present difficulties of interpretation.The Renewable Energy in Libya: Present Difficulties and RemediesHuman-first Oriented Moral education:the Present Difficulties and Ways of ConstructionDiagnosis: present difficulties and prospects for the futureExtruding engineering plastics: high-temperature resins present unique difficultiesThe Present Difficulties in Teaching of Situation and Policies and Exploration a bout the Reform of the CourseStudy on the Present Difficulties and Future Reforms of Rural Land Transfer System in China