如果孔的公差带在轴的公差带之下，则孔和轴装配后的配合关系为（）。 A.间隙配合 B.

发布时间：2018-10-09 17:48 │ 来源：www.tikuol.com

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问题：

如果孔的公差带在轴的公差带之下，则孔和轴装配后的配合关系为（）。

A.间隙配合

B.过盈配合

C.过渡配合

D.静配合

考点：机械维修工考试机械维修工考试题库

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风痰闭阻之痫证的治法应为（）

A.清肝泻火，化痰开窍

B.涤痰熄风，开窍定痫

C.平肝熄风，安神定惊清肝

D.清热泻火，顺气豁痰

E.舒肝和里，健脾化瘀

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阅读理解。

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                                                            WHILE HAVING GREAT FUN

GLOBAL VOLUNTEERS
What it is: Volunteers can choose from 20 countries yearround. Projects include teaching English, caring
for children, building and repairing community buildings and assisting with health care.
Length of Stay/Cost:l-3 weeks/$ 695 and up, airfare not included.
Living, Conditions : Local homes , simple hotels. Comfortable.
Vibe: Famous organization with plenty of media coverage
from People magazine to Oprah.
Web site: globalvolunteers, org

ENKOSINI ECO EXPERIENCES
What it is: Projects in South Africa. Volunteers work in conservation, rehabilitation and research projects
with animals ranging from penguins to lions.
Length of Stay/Cost:2-4 weeks/ $ 795- $ 2195 w/o airfare.
Living Conditions: Not for the high-maintenance types.
Vibe:Does the idea of feeding baby monkeys from a bottle make you feel excited?
Web site: enkosiniecoexperience. Com

HABITAT NEW ORLEANS
What it is: Rebuilding/building affordable housing.
Training is done on site; no experience is required.
Length of Stay/Cost: One day or more/Free to participate.
Living Conditions: Up to you. Group living in "Camp Hope, "an elementary- school- turned- volunteer-
housing or stay at the Ritz-Carlton
Vibe:Easygoing. Potential for celeb spotting,for instance.
Web site: habitat-nola. org

EARTH WATCH INSTITUTE
What it is:A number of environmental volunteer projects, such as the one in The Bahamas where do-
gooders snorkel(潜水) remote islands to survey and document the health of the coral reefs.
Length of Stay/Cost:Eight-day Bahamas trip costs $ 2 446w/o airfare.
Living Conditions:Shared rooms at Cerace Research Center (a former U. S Navy base. )Simple meals
provided
Vibe: Volunteers are definitely there to work. But it's TheBahamas. So how bad can it be?
Web site: earthwatchexpeditions. org

1. All of the volunteers will ________in the four activities.

A. teach young kids
B. have a lot of fun
C. experience nature
D. beautify the environment

2.If you are short of money, which group would you like to join?

A. ENKOSINI ECO EXPERIENCES
B. EARTH WATCH INSTITUTE
C. HABITAT NEW ORLEANS
D. GLOBAL VOLUNTEERS

3. According to the advertisement, which of the following is true?

A. You have to cook yourself in EARTH WATCH INSTITUTE.
B. You need to have experience to join HABITAT NEW ORLEANS.
C. You may learn to feed a baby in ENKOSINI ECO EXPERIENCES.
D. You have a chance to serve in a community in GLOBAL VOLUNTEERS.

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羊是广州具有象征意义的动物，“仙羊赠穗”的美丽传说一直流传至今。广州亚运会创作的吉祥物“满满”，便采用了“羊”和“穗”这两个能给大家带来幸运的吉祥之物，羊手里握着谷穗将神话故事再次重现在人们面前。这表明

[ ]

①传统文化具有相对稳定性和一定的继承性②文化具有鲜明的区域性③文化创新是社会实践的根本途径

④文化既是民族的，也是世界的

A．①③④

B．②③④

C．②④

D．①②

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域名中的com是指

A．商业组织

B．国际组织

C．教育机构

D．网络支持机构

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闭合性气胸肺压迫（）%可无症状

A.60

B.50

C.40

D.30

E.20

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