相关试题
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钻井泥浆是指水和膨润土或聚合物的混合物，有时还需加入某些处理剂主要用于钻进施工中的冷却、润滑钻具、护壁和悬浮携带岩屑。
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导向孔是利用水平定向钻机，沿设计轨迹施工完成的初始钻孔。
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导向孔轨迹是导向孔钻进时，导向钻头移动路线的变化位置。
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入、出土角是在水平定向钻进，施工过程中钻头进入地层或从地层钻出时，钻杆柱与水平面的夹角。
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顶角是钻孔轴线在给定点的切线与通过该点与垂直面之间的夹角。
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钻孔轴线在水平面上的投影或钻孔轴线在给定点上的切线在水平面上的投影与正北方向之间的夹角。
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导向系统是提供方位角、顶角及导向孔施工状态等参数的系统。
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扩孔是为达到与水平定向钻进管线铺设相适应的孔径，用回扩钻头缩小孔径的施工过程。
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回啦是生产管通过钻杆从钻孔的出土点一侧，沿扩孔后的孔洞，回拉至钻杆入土点一侧的施工过程，亦称拉管就位。
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生产管是为各种建设目的而铺设的各类永久性地下管线。
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水平定向钻进导向孔施工过程，连续不断地检测有关钻孔信息的测量技术。
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工程设计前应进行工程勘察，调查分析施工区域内有关各方面情况，充分掌握现场资料。
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非定向钻铺管使用管材通常为钢管、PE管和PVC管等，其材质及性能应符合国家有关现行标准及相应规定。
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施工中所配制的钻进泥浆应根据地层条件合理使用，并做好环保、安全防护，文明施工。
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施工时和施工完成后，铺设管线的下覆土层及相邻建筑物不得沉陷、坍塌或隆起，相邻或相交管线及地下构筑物不受损坏。
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定向钻铺管设计、施工、监理等单位必须具有专业资质。
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定向钻铺管施工操作人员必须经培训考核合格后，方能上岗操作施工，同时应遵守相应的安全操作技术规程。
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定向钻铺管工程质量应符合各类地下管线的质量标准。
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定向钻铺管施工前应进行现场勘察。工程勘察应符合《岩土工程勘察规范》GB50021、《岩土工程勘察规范》DBJ13-84和《城市地下管线探测技术规程》CJJ61的规定。
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工程勘察时，应由建设单位（甲方或业主）提供管线工程平面图、既有管线地下管网图、工程技术要求。
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工程勘察应包括工程地质、水文地质、地形、地貌、地面建（构）筑物及既有地下管线探测、管线铺设路由勘察等。
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工程勘察报告中,水文地质内容应包括:地下水类型、含水层性质、测定初见水位、稳定水位。
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当场地存在多层对工程有影响的地下水时，不应分层测量地下水位，并查明主要含水层的分布规律，地下水补给和排泄条件，提供设计、施工所需的其他水文地质参数。
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需要进行岩土试验的项目应根据定向钻施工和所铺设的生产管线的要求来确定，试验项目应按《岩土工程勘察规范》GB50021、《岩土工程勘察规范》DBJ13-84的规定执行。
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既有地下管线探测的范围应不小于穿越路由两侧10m，并查明既有地下管线的性质、类型及所在的地下空间位置。
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既有地下管线探测后,应通过地面标志物、检查井、闸门井、人孔、手孔等进行复核。
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定向钻穿越路由勘察应先进行初步勘察，以判断路由的可行性，最后确定穿越路由。
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穿越路由应安全适用、经济合理、技术可行，并明确起、止点位置及长度。
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定向钻铺管工程一般情况下宜按三阶段设计：初步设计、图件设计和施工设计。
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对重大的、技术复杂的穿越工程应进行初步设计。
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初步设计应根据国家现行标准、规范，在充分调查研究基础上，结合管线的使用功能和建设方意见，优化设计方案。
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定向钻铺设钢管应具有足够强度、韧性、良好的焊接性能和抗腐蚀能力。
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采用泥浆扩孔回拉的钢管，其壁厚应根据埋深、回拉长度和土层条件等确定，钢管最大壁厚可按表5.2.2 选用。
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定向钻铺设PE管的主要设计标准应满足在给定压力条件下的流量要求和铺设过程中的荷载（摩擦力、弯曲应力、浮力、水动力、张应力等）作用的总应力以及回拉力的要求。
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定向钻导向孔轨迹设计应包括钻孔类型和轨迹形式、选择造斜点、确定曲线段的曲率半径和计算各孔段钻孔轨迹参数。
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出土角应根据定向钻铺设管线类型、材质、管径确定。
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在地面上采用始钻式钻机钻进导向孔时，第一直线段轨迹应是入土角的斜直线段，该段最小距离不应小于一根钻杆长度；大型设备该段距离不宜小于20m。
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定向钻穿越公路、铁路、河流、地面建筑物时，最小覆土深度应符合专业规范要求；当专业规范无特殊要求时，最小覆土深度应符合表5.3.7 的规定。
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遇可燃性管道和特殊管线及弯曲孔段应考虑加大水平和垂直净距。若达不到上述距离时，应增设有效的技术安全防护措施。
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【单选题】
Is there cheating in World Cup? ___
A. It's none.
B. It's rare.
C. It's some.
D. It's popular.
【单选题】
Which one of the following situations is NOT mentioned for making us upset? ___
A. Some reward we thought we deserved has been denied us.
B. Some man we helped has proved ungrateful.
C. Some man we believed to be a friend has betrayed us.
D. Some woman we believed to be a friend has spoken ill of us.
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In which year the Tour of France was hit by a drug-taking scandal? ___
A. In 1996.
B. In 1997.
C. In 1998.
D. In 1999.
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Cheap fake products are everywhere except ___
A. clothes.
B. cut-price DVDs.
C. cut-price CDs.
D. cosmetics.
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What should we do after exercise? ___
A. Stretch the muscles.
B. Have a sleep.
C. Maintain high body temperature.
D. Take a shower.
【单选题】
What shouldn’t we wear when we exercise? ___
A. Properly fitted sportswear.
B. Well-fitted sneakers.
C. Tight pants.
D. Sports bra for women.
【单选题】
Which of the following is NOT good for health? ___
A. Training with a friend.
B. Slack off a fitness regimen.
C. Keep our body hydrated.
D. Take small sips every few minutes.
【单选题】
What does the speaker do? ___
A. Public relations consultant.
B. Home cook.
C. Website administrator.
D. Writer.
【单选题】
Which is NOT included in the speaker’s favorite breakfasts? ___
A. Egg.
B. Prosciutto.
C. Papaya.
D. Cabbage.
【单选题】
When do the students start learning Chinese? ___
A. Since kindergarten
B. Since elementary school
C. Since middle school
D. Since high school
【单选题】
When can the students continue studying Chinese? ___
A. In elementary school and middle school.
B. In middle school and high school.
C. In high school and university
D. After the university.
【单选题】
How many American students are currently learning Chinese? ___
A. About 22,000
B. About 24,000
C. About 44,000
D. About 2,400
【单选题】
How much did the Defense Department give Oregon schools? ___
A. $70,000
B. $1.3 million
C. $700,000
D. $1.3 billion
【单选题】
What’s Isabel Weiss’s purpose of learning Chinese? ___
A. For fun
B. For more opportunities for jobs
C. For more opportunities of making money
D. For more opportunities for promotions
【单选题】
What ability do the standardized tests reward to? ___
A. Think.
B. Create.
C. Quickly answer superficial questions.
D. Above all.
【单选题】
In what ways the IQ scores can be changed? ___
A. Training.
B. Nutrition.
C. More friendly people administered the test.
D. Above all
【单选题】
What do schools focus on? ___
A. Concepts.
B. Science.
C. Social Studies.
D. Foreign languages.
【单选题】
Why tests and standards are a necessary fact of life? ___
A. They protect us from hazardous products.
B. They protect us from inept drivers.
C. They protect us from shoddy professionals.
D. Above all.
【单选题】
How many percent did the scores on statewide tests rise? ___
A. 4%.
B. 14%.
C. 40%.
D. None.
【单选题】
What was the woman’s reaction when she was nominated? ___
A. She was surprised at the nomination.
B. She was calm at the nomination.
C. She was indifferent to the nomination.
D. She was scared of the nomination.
【单选题】
According to the woman, who paid for her trip to San Francisco? ___
A. Her trip to San Francisco was sponsored by the Academy.
B. Her trip to San Francisco was paid for by her company.
C. Her trip to San Francisco was paid for by her family.
D. Her trip to San Francisco was paid for by herself.
【单选题】
What is the name of George Miller’s new movie? ___
A. Happy Feeling.
B. Happy Dancing.
C. Happy Foot.
D. Happy Feet.
【单选题】
Which name is not mentioned in the film? ___
A. Nicole Kidman.
B. Hugh Jackman.
C. George Clooney.
D. Robin Williams.
【单选题】
Which of the following statement is not true about “Life in the Freezer”? ___
A. It was a documentary film.
B. It was made by National Geographic and the BBC.
C. It was a story of the amazing life of Emperor penguins.
D. The
E. mperor penguin sang to each other to find a mate and made friends.
【单选题】
What should you do during a high-pressure periods? ___
A. Lock yourself in a room with your work.
B. Leave your work and go on a vocation.
C. Tell your boss you can’t finish your work.
D. Get together with people who will revitalize and inspire you.
【单选题】
Which of the following is the correct description of TempWorld? ___
A. The era of guaranteed jobs is history.
B. We are all temporary workers.
C. You have to equip yourself with the skills.
D. All of the above.
【单选题】
What should a career activist do? ___
A. Being a career activist means concentrating on daily business.
B. Being a career activist means you can do a business as long as it meets your short-term needs.
C. A career activist should take the long view of his career.
D. A career activist should plan everything in advance.
【单选题】
What should you do in the TempWorld? ___
A. In TempWorld you must withstand disappointment, juggle stressful situations, and handle pressure.
B. You must learn from your setbacks and use them to your advantage in the future.
C. Things always go well for successful people because they are honest.
D. Both A and B.
【单选题】
Which of the following statements is Not True? ___
A. Your boss may be willing to change his behavior than your think.
B. Some managers don’t care how much their words or actions upset staffers.
C. You should tell your managers how their outbursts make you feel.
D. If the boss values your work, he may stop his abusiveness.
【单选题】
Which of the following public places is NOT mentioned that have banned mobiles? ___
A. restaurants
B. gas stations
C. theatres
D. museums
【单选题】
What happened when the cellphone of the speaker’s friend rang? ___
A. His friend answered the phone and the speaker became invisible to his friend.
B. They answered the phone together.
C. The speaker threw away his friend’s cellphone.
D. His friend hung up the phone and kept talking to the speaker. (C)
【单选题】
What happened to the man? ___
A. He had a car accident.
B. He had his arms broken.
C. He lost his mobile phone.
D. He was not able to use his mobile because he was in a remote area.
【单选题】
Which of the following is NOT true? ___
A. Today there are about 400 million cellphone owners.
B. Today there are about 300 million Personal Computer subscribers.
C. Cellphones will be more often used.
D. Cellphones will completely replace Personal Computers.
【单选题】
Which of the following is true? ___
A. Ellen Johnson-Sirleaf stayed in her country during the nation’s civil war.
B. She is still working for the United Nations.
C. She is the first woman ever elected president of an Asian country.
D. She is a Liberia.
【单选题】
What do you know about the solar eclipse? ___
A. Only hundreds of people gazed at it.
B. It was caused by the earth passing in front of the moon.
C. It was not often seen.
D. It started in Mongolia and ended in Brazil.
【单选题】
What is true about this meeting between the USA and China? ___
A. It was a meeting between Xi Jinping and Donald Trump.
B. It was the first time that the Chinese president had visited the United States.
C. The issue of the Olympics was discussed.
D. South Korea’s nuclear weapons program was discussed.
【单选题】
In which year did the station’s first permanent crew arrived? ___
A. 1998
B. 2000
C. 2002
D. 2003
【单选题】
If elected, ________________. ___
A. Richardson would be the first Hispanic President.
B. Clinton would be the first African-American President.
C. Romney world be the first Hispanic President.
D. Clinton would be the first Mormon President.
【单选题】
What are the things that the speaker’s inner and outer life based on? ___
A. Money
B. Health
C.
D. elicious food
【单选题】
What kind of things has its own reason for existing? ___
A. Questioning
B. The structure of reality
C. Curiosity
D. The mysteries of eternity
