Methods: The synthesis uses urea as material process includes condensation, opening loop, chloridization and nitrosation reaction.方法以尿素为原料,经缩合, 开环, 氯化,亚硝化而得....
If you are a council tenant call the housing department about it.市建住房租户请就该问题致电住房部。Are you an owner - occupier or a tenant?你住自己的房子还是租房住?Landowners frequently left the management of their estates to tenant farmers.地主们经常将土地...
他觉得如临深渊，一步不慎便会永劫不复。He felt he was on the edge of an abyss; one false move and he was done for.自从我前次来这搭已有很永劫间了.It has been a long time since I last came here.颠末这么永劫间, 你仍是我的爱人.And after all thellos time, you're still ...