4.Aiming at the biological monitoring question of the rivers water body pollution, the theoritical description is presented, and the comparison on biological monitoring and the physic-chemical monitoring is made, the authors elaborated target biology in the biological monitoring the commonly used types and in the environmental protection application, the request and the problem of biological indicator monitoring and its solvable method.
摘要针对河流水体污染的生物监测问题做了理论描述，并比较了生物监测和理化监测的利弊，阐述了生物监测中的指标生物、常用种类和在环保中的应用、要求和用生物指标监测污染水体存在的问题和解决办法。
5.I feel that I will lose my physic,today.
我今天感觉像要垮掉了。
6.In order to avoid pollution, we choose polyethylene as the raw material, through heating it in the high temperature and physic extension measure, we get the hollow fiber membrane.
中空纤维膜表面分布着0.01微米-0.1微米不等的孔径，这些孔径可以去除以往单一的活性炭净水器所不能去除的细菌、铁锈等杂质。
7.The scientific touchstones of the modern age&mdash mdash;the Bomb, ace travel, electronics, Quantum physic mdash mdash;all bear his imprint.
原子弹、太空旅行、电子学、量子物理这些现代科学的代表都有赖于他的影响。
8.We have been researching and experimenting the explosion synthetic technology of nanodiamond, as well as its physic properties, forming mechanism and applications, and achieved primary success.
近年来，我国对纳米金刚石的爆轰合成技术及其物性研究，形成机制和应用展开了实验研究，并取得初步成果。
9.Repentance is a bitter physic.
懊悔是苦药。
10.WELCOME 2005 WORLD’S PHYSIC YEAR THE SECOND ON THE RAPID DEVELOPMENT OF THE WORLD’S NANOMETER TECHNOLDGY
迎接2005世界物理年 再谈纳米科技飞速发展
