Polyester resins are the condensation products of polybasic acids and polyols 聚酯樹脂是多元酸和多元羥基化合縮聚而成。
Cr sbs mma ba polybasic graft copolymerization and adhesive properties of self - crosslinking copolymer 多元接枝共聚及自交聯型接枝產物的粘合性能
Historical teleplays in the polybasic culture circumstances - trying to analyze the types of historical teleplays on the continent in recent ten years 試析近十年大陸歷史題材電視劇的幾種類型
In past years , the research on medical service quality of china focused on its evaluate methods and theory of exchanging marketing , polybasic extending and creativity 摘要對我國醫療服務質量的研究,過去大多集中在其評價方法的演變上,對其理論基礎的分析僅限于交易營銷、多元化擴張和創新力上。
English learning diversified : we have english classes in the early morning , class english drama , english curative teaches , english painting story book reading , english vacation camp etc . , polybasic english activities to arose children ' s abilities 英語學習多樣化:晨間英語教學,班級英語話劇,英語補救教學,英語繪本導讀,英語假期育樂營等,綿密的英語學習,激發孩子潛能。