功率试验是用于评定发动机在全负荷下的动力,经济等性能。

题型:判断题

问题:

功率试验是用于评定发动机在全负荷下的动力,经济等性能。

考点:车辆钳工考试初级车辆钳工考试初级车辆钳工考试题库
题型:判断题

下列对古诗的赏析不恰当的一项是     [ ]

  噫吁嚱!危乎高哉!蜀道之难,难于上青天。 蚕丛及鱼凫,开国何茫然! 尔来四万八千岁,不与秦塞通人烟。 西当太白有鸟道,可以横绝峨眉颠。 地崩山摧壮士死,然后天梯石栈相钩连。

A.开篇以三个蜀地方言叹词领起,气势恢宏,为全诗奠定了雄放的基础。

B.诗人接着展开想象,从蚕丛、鱼凫的开国,说到五丁开山,使秦蜀互通带有传奇色彩。

C.古蜀国之所以有四万八千年没有和秦地交往,是因为有比峨眉山还高的太白山的阻拦。

D.这是一首古乐府作品,以五、七言为主,间以三、四言等,句式错落有致,韵律跌宕舒展。

题型:判断题

Comparisons were drawn between the development of television in the 20th century and the diffusion of printing in the 15th and 16th centuries. Yet much had happened (91) . As was discussed before, it was not (92) the 19th century that the newspaper became the dominant pree-leetronie (93) , following in the wake of the pamphlet and the book and in the (94) of the periodical. It was during the same time that the communications revolution (95) up, beginning with transport, the railway, and leading (96) through the telegraph, the telephone, radio, and motion pictures (97) the 20th-eentury world of the motor ear and the airplane. Not everyone sees that process in (98) . It is important to do so.
It is generally recognized, (99) , that the introduction of the computer in the early 20th century, (100) by the invention of the integrated circuit during the 1960s, radically changed the process, (101) its impact on the media was not immediately (102) . As time went by, computers became smaller and more powerful, and they became "personal" too, as well as (103) , with display becoming sharper and storage (104) increasing. They were thought of, like people, (105) generations, with the distance between generations much (106)
It was within the computer age that the term" information society" began to be widely used to describe the (107) within which we now live. The communications revolution has (108) both work and leisure and how we think and feel both about place and time, but there have been (109) views about its economic, political, social and cultural implications. "Benefits" have been weighed (110) "harmful" outcomes. And generalizations have proved difficult.

A.ability

B.capability

C.capacity

D.faculty

题型:判断题

面向对象程序设计中,采用()机制实现共享类中的方法和数据。

A.公用调用

B.封装

C.动态绑定

D.继承

题型:判断题

提前晋衔、晋文职干部级别、增加工资档次,通常分别只晋()衔、一级或增加一档。

A.一

B.二

C.三

D.四

题型:判断题

民用建筑空调制冷工程中,采用时间最长、使用数量最多的冷水机组是(  )。

A.离心式冷水机组

B.活塞式冷水机组

C.螺杆式冷水机组

D.转子式冷水机组

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