在隔绝给水泵时,当最后关闭进口门的过程中应密切注意(),否则不能关闭进口门。A、泵内

题型:单项选择题

问题:

在隔绝给水泵时,当最后关闭进口门的过程中应密切注意(),否则不能关闭进口门。

A、泵内压力不升高

B、泵不倒转

C、泵内压力升高

D、管道无振动

考点:巡操员考试初级巡操员考试初级巡操员考试题库
题型:单项选择题

关于结节性甲状腺肿下列描述错误的是()

A.结节具有完整的包膜

B.结节内常有出血、坏死及囊性变

C.可形成嗜酸性结节

D.滤泡上皮有 * * 状增生者可发生癌变

题型:单项选择题
若二次根式
x-1
有意义,则x的取值范围是______.
题型:单项选择题

慢性支气管炎急性发作期最常见的表现为()

A.发热

B.咳嗽、咳痰、喘息突然加重

C.咯血

D.中性粒细胞增多

E.嗜酸性粒细胞增多

题型:单项选择题

To produce the upheaval (激变) in the United States that changed and modernized the domain of higher education from the mid-1860s to the mid-1880s, three primary causes interacted. The (1) of a half-dozen leaders in education provided the personal force that was needed. (2) , an outcry (呐喊) for a fresher, more practical, and more advanced kind of instruction (3) among the alumni (校友) and friends of nearly all of the old colleges and grew into a movement that overrode (压倒) all (4) opposition. The aggressive "Young Yale" movement appeared, demanding partial alumni control, a more (5) spirit, and a broader course of study. The graduates of Harvard College simultaneously (6) to relieve the college’s poverty and demand new (7) . Education was pushing toward higher standards in the East by (8) off church leadership everywhere, and in the West by finding a wider range of studies and a new (9) of public duty.

The old-style classical education received its most crushing (10) in the citadel (城堡) of Harvard College, (11) Dr. Charles Eliot, a young captain of thirty-five, son of a former treasurer of Harvard, led the (12) forces. Five revolutionary advances were made during the first years of Dr. Eliot’s (13) They were the elevation and amplification of entrance requirements, the enlargement of the (14) and the development of the (15) system, the recognition of graduate study in the liberal arts, the raising of professional training in law, medicine, and engineering to a postgraduate level, and the fostering (培养) of greater (16) in student life. Standard of admission were sharply advanced in 1872—1877. (17) the appointment of a clean (院长) to take charge of student affairs, and a wise handling of (18) , the undergraduates were led to regard themselves more as young gentlemen and (19) as young animals. One new course of study after another was (20) —science, music, the history of the fine arts, advanced Spanish, political economy, physics and international law.

10()

A.blow

B.crack

C.strike

D.stroke

题型:单项选择题

合法合格=M

A.水平va水果
B.@一@二+%
C.解决问题=N
D.大小大小—+

更多题库