以对氨基水杨酸为原料,经酯化 、 酰化和烃化反应得乙氧苯酯,总收率为87.Ethopabate is prepared via esterification, acylation and alkylation from p - aminosalicylic acid in 87.在阀杆孔内的后座上镀镍,可应用在严酷的烃化环境.Nickel plated overlay on backseat in stem hole to combat...
A couple of drunks stumbled past.两个醉汉踉踉跄跄地走过去了.Hollywood films misrepresented us as drunks, maniacs and murderers...好莱坞电影把我们歪曲成酒鬼、疯子和杀人凶手。Sheriffs and Deputies can throw Drunks in jail to sober them up.警长和治安人员可以把醉汉抓进监狱.....