电力企业作业中存在的危险点的特点是()
A、客观实在性;
B、潜在性;
C、复杂多变性;
D、可知可防性;
参考答案:A, B, C, D
The adverbial phrase “every day” has space between two words.
A.the; the
B.a; the
C./; the
D./; /
颅内动脉瘤最常见的是
A.前交通动脉瘤
B.大脑中动脉动脉瘤
C.基底动脉动脉瘤
D.颈内动脉动脉瘤
E.前床突旁动脉瘤