道路石油沥青的质量应符合有关规定的技术要求,经建设单位同意,沥青的()值、()℃动力

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问题:

道路石油沥青的质量应符合有关规定的技术要求,经建设单位同意,沥青的()值、()℃动力粘度、10℃延度可作为选择性指标。

考点:公路工程1B412020沥青路面的施工技术1B412020沥青路面的施工技术题库
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大网膜移植术应用主要有以下几方面:__________,__________,_________,__________。

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阅读理解。

     Men sometimes say, "We are better and cleverer than women.  Women never invent things, we do. "It

is true that men have invented a lot of useful things. But scientists and archaeologists now agree that women invented one very important thing. It has changed history. They invented agriculture. Before the invention

of agriculture men were hunters. They went out every day. Sometimes they killed animals and sometimes

animals killed them. Life was difficult and dangerous. Women had to go out every day, too. They collected roots, fruit and grass. Then, one day, more than 100,000 years ago, a woman dropped some grass seeds. They grew and the first wheat was born. The idea grew, too. Women planted fruit trees. Then they could

stay at home and look after the children and the animals. Women like baby animals. Archaeologists think

that women kept the first domestic animals: dogs, cows sheep and goats. That idea grew, too. Then their

husbands did not have to go hunting for meat.They stayed at home.They built villages and cities. Civilization began.

1. Agriculture made it         for mankind to begin civilization.

A. dangerous                    

B. possible

C. popular                      

D. interesting

2. Villages and cities appeared         the inventior; of agriculture.

A. after                        

B. before

C. for                          

D. about

3.          built villages and cities.

A. Scientists                    

B. Women

C. Men                        

D. The children

4. We think          invented important things.

A. both men and women          

B. men

C. scientists                    

D. women

5. Men didn't go out for meat with the help of           .

A. the children                  

B. the animals

C. scientists                    

D. their wives

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1.6×0.35×5=0.35×(1.6×5)是运用了乘法的交换律和结合律.______.

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《个园记》中“盖以竹本固,君子见其本,则思树德之,先活其根;竹心虚,君子观其心,则思应用之务宏其量。”为何意?

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女,52岁,乏力怕冷便秘伴声音嘶哑1年,体重增加8kg,经检查诊断为甲状腺功能减退症,拟用左甲状腺素替代治疗,最适宜的起始剂量为()

A.125μg

B.100μg

C.75μg

D.50μg

E.25μg

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