止回阀维修保养时,不用检查止回阀密封胶垫是否损坏,如损坏则应更换。

题型:判断题

问题:

止回阀维修保养时,不用检查止回阀密封胶垫是否损坏,如损坏则应更换。

考点:吉林知识竞赛设施设备设施设备题库
题型:判断题

已知△ABC是等腰三角形,则(  )

A.AB=AC

B.AB=BC

C.AB=AC或AB=BC

D.AB=AC或AB=BC或AC=BC

题型:判断题

良好的休息不能达到下列哪一种效果()

A.促进体力和精力的恢复

B.促进蛋白质的分解

C.促进机体的康复

D.提高治疗效果

E.提高学习效率

题型:判断题

甲男与乙女婚后甲男经常打骂乙女,最后乙女患上精神病。甲男于2002年以夫妻感情不和为由提出离婚诉讼,法院受理此案后,乙女之母李霞作为其法定代理人参加诉讼,双方同意进行调解并达成调解和好的协议,李霞与甲男达成协议要求法院根据此调解制作判决书。下列有关该案件的说法错误的是( )。

A.如果调解过程中甲男因为工作特殊不能离开而不能到庭的,应当向法院出具书面意见书

B.法院在调解和好后,应当制作调解书,并山双方当事人签名后才能具有法律效力

C.如果法院在双方当事人调解和好后制作了调解书,则调解书中应当写明该案的诉讼请求、案件事实、法律依据和调解结果

D.对于李霞要求法院制作判决书的要求,法院应当不予准许

题型:判断题

Part 1


·Read thefollowingpassage, eight sentences have been removed from the article.
·Choose from the sentences A-H the one whichfits each gap.
·For each gap (1-8) mark one letter (A-H) on the Answer Sheet.
·Do not mark any letter twice.
The single, decisive factor that made it possible for mankind to settle in permanent communities was agriculture. (1) Once people could control the production of food and be assured of a reliable annual supple of it, their lives changed completely.
Fanning was a revolutionary discovery. (2) With more food available, more people could be fed. Populations therefore increased. The growing number of people available for more kinds of work led to the development of more complex social structures. (3)
Farming the world over has always relied upon a dependable water supply. For the earliest societies this meant rivers and streams or regular rainfall. (4) Later communities were able to develop by taking advantage of the rainy seasons.
All of the ancient civilizations probably developed in much the same way, in spite of regional and climatic differences. (5) Heavier pottery replaced animal-skin gourds as containers for food and liquids. Cloth could be woven from wool and flax. Permanent structures made of wood, brick, and stone could be erected.
The science of mathematics was an early outgrowth of agriculture. People studied the movements of the moon, the sun, and planets to calculate seasons. (6) With a calendar it was possible to calculate the arrival of each growing season. Measurement of land areas was necessary if property was to be a factor in farming and housekeeping. (7) All of the major ancient civilizations in Mesopotamia, Egypt, the Indus Valley, and China emerged in the 4th millennium BC. Historians still debate over which one emerged first. It may well have been the Middle East, in an area called the Fertile Crescent. This region stretches from the Nile River in Egypt northward along the coast of former Palestine, then eastward into Asia to include Mesopotamia. (8) This kind of larming depended on the reproduction of seed, normally from grain crops.
A. It not only made settlements possible and ultimately the building of cities but it also made available a reliable food supply.
B. Later came measures of value as commodity and money exchange became common.
C. In this area people settled along the riverbanks and practiced field agriculture.
D. After farming was developed in the Middle East in about 6500 BC, people living in tribes or family units did not have to be on the move continually searching for food or herding their animals.
E. As villages grew, the accumulation of more numerous and substantial goods became possible.
F. With a food surplus, a community could support a variety of workers who were not farmers.
G. The first great civilizations grow up along rivers.
H. In doing so they created the first calendars.

题型:判断题

阻车器按操作方式有()。

A、全自动

B、自动

C、半自动

D、手动

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