大型活塞式压缩机排气压力在2.0~32MPa范围,相对余隙容积值应在()范围内。 A

题型:单项选择题

问题:

大型活塞式压缩机排气压力在2.0~32MPa范围,相对余隙容积值应在()范围内。

A.0.03~0.07

B.0.08~0.1

C.0.07~0.12

D.0.12~0.16

考点:压缩机工考试中级压缩机工中级压缩机工题库
题型:单项选择题

Millions of Americans and foreigners see GI.Joe as a mindless war toy, the symbol of American military adventurism, but that’ s not how it used to be. To the men and women who (1) in World War I1 and the people they liberated, the GI. was the (2) man grown into hero, the pool farm kid torn away from his home, the guy who (3) all the burdens of battle, who slept in cold foxholes, who went without the (4) of 1hod and shelter, who stuck it out and drove back the Nazi reign of murder. This was not a vohmteer soldier, not someone well paid, (5) an average guy, up (6) the best trained, best equipped, fiercest, most brutal enemies seen in centuries.

His name is not much. GI. is just a military abbreviation (7) Govermnent Issue, and it was on all of the article (8) to soldiers. And Joe A common name for a guy who never (9) it to the top. Joe Blow, Joe Magrae... a working class name.The United States has (10) had a president or vieepresident or secretary of state Joe.

GI. Joe had a (11) career fighting Geman, Japanese, and Korean troops. He appears as a character, or a (12) of American personalities, in the 1945 movie The Story of GL Joe, based on the last days of war correspondent Ernie Pyle. Some of the soldiers Pyle (13) portrayde themselves in the fihn. Pyle was famous for covering the (14) side of the warl, writing about the dirt-snow-and-mud soldiers, not how many miles were (15) or what towns were captured or liberated. His reports (16) the "willie" cartoons of famed Stars and Stripes artist Bill Maulden. Both men (17) the dirt and exhaustion of war, the (18) of civilization that the soldiers shared with each other and the civilians: coffee, tobacco, whiskey, shelter, sleep. (19) Egypt, France, and a dozen more countries, G. I. Joe was any American soldier, (20) the most important person in their lives.

(20)()

A. on the contrary

B.by this means

C. from the outset

D. at that point

题型:单项选择题

工程项目招标投标情况书面报告的内容不包括()。

A.招标范围

B.开标记录

C.中标结果

D.招标方式和发布招标公告的媒介

题型:单项选择题

如图,物体自倾角为θ、长为L的斜面顶端由静止开始滑下,到斜面底端时与固定挡板发生碰撞,设碰撞时无机械能损失.碰后物体又沿斜面上升,若到最后停止时,物体总共滑过的路程为s,则物体与斜面间的动摩擦因数为(        )

A.

B.

C.

D.

题型:单项选择题

分析《杨克献请改考技术职上铨叙局禀》与一般上行公文格式的不同之处。

题型:单项选择题

执行下列指令后,AX寄存器中的内容是 ( )
TABLE DW 10,20,30,40,50
ENTRY DW3

MOV BX,OFFSET TABLE
ADD BX,ENTRY
MOV AX,[BX]
A) 10 B) 20 C) 30 D) 40

更多题库