简述上部结构布置原则?
参考答案:
①结构系统简单;
②结构受力明确合理;
③整体性好,有足够的刚度;
④尽量采用预制构件和预应力构件;
⑤构件类型少,便于预制安装,现浇工作量少。
It is in Qingdao _____ you’re going to pay a visit to _____ this kind of washing machine is produced.
A./ , that
B.where, which
C./ , where
D.that, which
四、定义判断
民事法律行为:是指公民或者法人设立、变更、终止权利和民事义务的合法行为。 下列属于民事法律行为的是( )
A.甲乙之间买卖假烟的合同
B.王某邀请朋友去饭店吃饭、娱乐
C.某县分管副县长与酒厂厂长签订酒厂如完成税收指标县政府给予奖励的合同
D.20岁的张某在其父亲死后决定放弃继承