按照桥梁划分类型标准,斜拉桥属于()。
A.拱式桥
B.组合体系桥
C.梁式桥
D.刚架桥
参考答案:B
—Amazingly, Zhuo Jun got the first place for the China's Got Talent (中国达人秀) last night.
—So wonderfully ______ in the show that he deserved it.
A.did he perform
B.had he performed
C.he performed
D.he had performed
钻具应配备()
A.单管钻具
B.双动双管钻具
C.单动双管钻具