裂缝或溶洞性漏失一般采用硅酸凝胶、酚醛树脂等堵漏材料来堵漏。

题型:判断题

问题:

裂缝或溶洞性漏失一般采用硅酸凝胶、酚醛树脂等堵漏材料来堵漏。

考点:钻井液工考试高级钻井液工高级钻井液工题库
题型:判断题

19世纪末的工人运动与以往的无产阶级革命相比,最显著的特点是

A.许多国家的工人阶级建立了自己的政党,以合法斗争为主

B.为争取工人阶级的选举权而斗争

C.在马克思主义理论正确指导下进行

D.使用法律手段同资本家谈判

题型:判断题
阅读理解
      Day 1  Los Angeles---Las Vegas
     Start the tour following the route of San Bernardino Mountain and enter the Mojave Desert to the
State of Nevada, "the entertainment capital of the world". Upon arrival in the afternoon, you are free
at leisure. You may take an optional night tour to explore the prosperity of night life in Las Vegas and
see the famous shows such as the Fremont Street Viva Vision, Fountain Show at Bellagio and Mardi
Gras at Rio. Overnight.
     Hotel: Stratosphere Hotel or Similar
     Day 2  Las Vegas---Grand Canyon West Rim---Hoover Dam--- Las Vegas
    In the morning, visit one of the Seven Wonders of the World, the Grand Canyon (大峡谷). It is the
World's Seventh Natural Wonder. As you gaze out from the rim, you're viewing 2 billion years of geologic
history. Millions of people each year stand in awe at the canyon and leave with a sense of fulfillment and
realization that they have witnessed nature at her finest. You may take an optional visit to the "Skywalk",
which is the new gigantic construction built on the every edge of the Grand Canyon West Rim. The
Skywalk is suspended 4,000 feet above the Colorado River. This $60 million dollars bridge can withstand
the weight of 71 fully loaded Boeing 74 airplanes (more than 71 million pounds). It is the tallest man-made
structure in the world. From the bridge, you can step out onto the glass floor for a 720 degree view of the
Canyon. You may also take an optional helicopter or boat tour to see the true beauty of the Grand Canyon. Afterwards, proceed to Hoover Dam, which is one of the Seven Wonders of the Industrial World.
(All customers are required to pay $67 admission fee to Grand Canyon West Rim upon arrival)
     Hotel: Stratosphere Hotel or Similar
     Day 3  Las Vegas---Chocolate Factory---Botanical Cactus Gardens---L.A.
    Visit Ethel M Chocolate Factory and Botanical Cactus Gardens before leaving Las Vegas. Stop by
Barstow for a short rest before continuing to Los Angeles. Arrive in Los Angeles in the evening for a
wonderful conclusion of the trip.
Admission to Grand Canyon West Rim$67.00/person
Skywalk$32.00/person
Helicopter & Cruise$179.00/person
Las Vegas Night Tour$25.00/adult;$20.00/child
Las Vegas Show Ticket +transfer$73.00/person
     Departure Times and Locations
     3:00PM Tropicana Hotel (Bus Parking Lot) 
                              
1. According to the passage, if you conclude Grand Canyon West Rim in your trip,______.
A. you will feel very disappointed.
B. you will feel very satisfied.
C. you will feel very frightened.
D. you will feel very crazy.
2. If a family of two adults and one child attends all the activities of the first day, they need to pay _____.
A.$148      
B.$143      
C.$218    
D.$289
3. Which of the following is the right order of part of the places of the trip?
A. Los Angeles---the Mojave Desert---San Bernardino---Hoover Dam---L.A.
B. the State of Nevada---Las Vegas---the Grand Canyon---Botanical Cactus Gardens---L.A.
C. Skywalk---the Grand Canyon---Hoover Dam---Chocolate Factory---L.A.---Las Vegas
D. Los Angeles---Las Vegas---the Mojave Desert---the Grand Canyon---L.A.
4. Which description about the Skywalk is TRUE?
A. It is one of the seven natural wonders in the world.
B. It is a bridge which can withstand the weight of 74 fully loaded Boeing 71 airplanes.
C. It is one of the seven wonders of the Industrial World.
D. It is the tallest man-made structure in the world. .
题型:判断题

脑梗死临床表现中,不应有的症状或体征是()

A.意识不清

B.肢体瘫痪

C.头痛

D.抽搐

E.脑膜刺激征

题型:判断题

有活性的维生素D为

A.维生素D2

B.维生素D3

C.25-(OD3

D.1,25-(O2-D3

E.1-(OD3

题型:判断题

某发盘人在其订约建议中加有“仅供参考”字样,则这一订约建议为( )。

A.发盘
B.递盘
C.邀请发盘
D.还盘

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