chemistry和chemical,physics和physical的区别举具体例子如chemistry teacher

chemistry和chemical,physics和physical的区别 chemistry和chemical,physics和physical的区别举具体例子如chemistry teacher science和scientific,chemistry和chemical修饰名词时用法的不同点? 英语中 chemical lab 和 chemistry lab 哪个用法是对的?为什么? 什么时候用 chemistry 什么时候用 chemical? chemical bolt和chemical chemistry experiment 和 chemical experiment 哪个正确?我个人觉得应该是chemistry experiment 正确最好能从语法或者英语习惯角度分析下 chemic,chemical,chemist和chemistry这几个词的区别.chemic：名词:炼金术士 ； 形容词：炼金术士的chemical：名词:化学药品；形容词：chemist：名词：药剂师,炼金术士chemistry:名词：那么,chemic和chemist都 non-chemical 和chemical free 化学测验是chemistry test还是chemical test 是a chemistry change 还是a chemical change There is a new( ) lab in our school.A.chemical B.chemistry C.chemicals D.chemistry's chemistry chemistry physics和chemistry分别是什么意思? 求大大帮找几篇化学文献Tetrahedron Letters,1986 ,vol.27,# 12 p.1351 - 1354Organic and Biomolecular Chemistry,2010 ,vol.8,# 6 p.1287 - 1289Journal of Chemical Research,Miniprint,1990 ,# 12 p.2831 - 2867Bulletin de la Societe Chimique de Fran We must keep away from some___,for they will do harm to our health.chemistry chemists chemical chemicals There is a bottle of__in the hand of the ___teacher.A chemical;chemicalB chemistry;chemistryC chemicals;chemistryD chemicals;chemist