知識(shí)貝殼
知識(shí)貝殼
所屬欄目：英漢雙解生物化學(xué)
A reaction in which ad-ditional atoms or groups of atoms are in-troduced into an unsaturated compound. Asimple example is the addition of bromineacross the double bond in ethene:H2C:CH2+Br2 →BrH2CCH2BrAddition reactions can be induced ei-ther by electroph ......（本文共 326 字 ） [閱讀本文] >>