围岩的自稳时间是()A、单一的岩性指标 B、单一的综合岩性指标 C、复合指标 D、以上都不

题型:单项选择题

问题:

围岩的自稳时间是()

A、单一的岩性指标

B、单一的综合岩性指标

C、复合指标

D、以上都不对

考点:隧道工程隧道工程题库
题型:单项选择题

同一原子中,下列壳层电子离原子核最近的是()

A.N壳层电子

B.M壳层电子

C.P壳层电子

D.L壳层电子

E.O壳层电子

题型:单项选择题
一个容器盛满纯酒精63升,第一次倒出若干升后,用水加满,第二次又倒出同样多的升数,再用水加满,这时容器内剩下的纯酒精是原来的
4
9
,问第一次倒出酒精多少升?
题型:单项选择题

肝硬化性腹水约占腹水患者的()。

A.55%

B.60%

C.65%

D.70%

E.75%

题型:单项选择题

某卷烟厂设计了集诗书画于一体的古代诗人烟标,下列各项与该烟标所体现的史实相符的是()

A.诗风浑厚深沉,语言凝重精练

B.诗风壮浪恣肆,充满大胆的夸张和奇特的想象.

C.题材可雅可俗,抒情叙事兼长,更为生动活泼

D.创作手法是浪漫主义的,具有浓郁的地方特色和神话色彩

题型:单项选择题



Despite (1) that alcoholic beverages may (2) , a leading medical expert is advising: don’t (3) just yet.
Anybody who’s ever worked in a hospital sees the hospital is full of patients that have (4) disease, but the hospital is not full of patients that have disease related to cholesterol and (5) .
In an (6) in the current New England Journal of Medicine, Dr. Goldberg of Columbia University said it is time to see (7) prevents heart disease. Such a study would give (8) to one group of heart disease patients and not to another, and see (9) .
In the latest study, which followed (10) over a 12-year period, researchers found that those who drank (11) drinks per week (12) of heart attack by (13) compared to (14) .
The lead author, (15) Kenneth Mukamal of Beth Israel Deaconess Medical Center in Boston, insists his study is (16) . For one thing, other studies have not looked at (17) .
Dr. Mukamal says (18) also appear to settle which alcoholic beverage are (19) . "Beer and spirits, beer and liquor, were most ply (20) ."

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