另两个为胸腺嘧啶和胞嘧啶, 即称为嘧啶的单环结构.The other two, thymine and cytosine, are single ring structures called pyrimidines.胞嘧 啶 核苷:当胞嘧啶通过β - 糖苷键与D- 核糖接合形成的核苷.Cytidine ( cytosine nucleoside ) A NUCLEOSIDE formed when cytosine is linked ...
The invention discloses a catalytic purification method of chlorobenzene waste gas.本发明公开了一种氯苯废气催化净化方法.The Refractometric analysis of binary liquid system of benzene - chlorobenzene was investigated.研究了液体二元系的折射分析法.Mazindo...
这些缺点抵消了他在其他方面对待员工还算开明的态度。These weaknesses negated his otherwise progressive attitude towards the staff.开明的人知道教育的价值.A person with enlightenment knows the value of education.校长对他的学生应穿什么服装这一点持开明的态度.The headmaster has libera...
Two - dimensional collisions, both elastic and inelastic, may be demonstrated on this table.在这个桌上, 可以演示二 维 的弹性和非弹性碰撞.If expectations are rigidly inelastic, we get the case of given expectations.如果结果是完全无弹性的, 就是预期的情况.This ...