2013年职称英语理工类c级阅读理解练习2_第2页

　　Alvin can go up and down at a rate of 30 meters every second，and its maximum speed is 2 knots (about 2.3 miles per hour)，while the new vehicle will be able to ascend and descend at 44 meters per second.It’ll reach speeds of 3 knots，or 3.5 miles per hour.
　　词汇：

 

5frAkFEn/n.一部分 dive/daiv/v.& n.潜水;跳水
　　underwater/5QndE5wC:tE(r)/adj. bound/baund /adj.受约束的，一定的
　　水下的;adv.在水下
　　sphere/sfiE(r)/n.球体;范围 manned/5mAnd/adj.载人的
　　maneuverable/mE5nu:vErEbl/adj. undersea/5QndEsi:/ adj.海底的
　　机动的，可调动的 submersible/sQb5mE:sEbl/n.潜艇;潜水器
　　overlap /5EuvE5lAp/v.& n.重叠 upgrade/5Qp^reid/n.升级
　　ascend/E5send/ v.上升 geologist/dVi5ClEdVist/n.地质学家
　　注释：
　　1. Woods Hole：美国马萨诸塞州的一个渔村，但同时拥有许多重要研究机构，如：the Marine Biological Laboratory，the Sea Education Association以及the Woods Hole Oceanographic lnstitution。
　　2. Alvin：世界上第一个深海潜水器，它最有名的深海探测包括1986年对泰坦尼克号残骸的测量工作。
　　练习：
　　1. What is Alvin?
　　A A research institute.
　　B A transporting vehicle.
　　C A submersible.
　　D A scientist.
　　2. Which of the following statements is NOT a fact about Alvin?
　　A h can carry explorers as deep as 6,500 meters.
　　B It has played a key role in various important undersea expeditions
　　C It was launched in the sixties of the twentieth century.
　　D It has been used for more than 40 years.
　　3. “...a world that is still full of mysteries” refers to
　　A the earth.
　　B out space.
　　C the ocean.
　　D Mars.

　　4. In what aspects are the new HOV and Alvin similar?
　　A Size.
　　B Speed.
　　C Capacity.
　　D Shape.
　　5. In what aspects are the new HOV and Alvin different?
　　A Offering better views.
　　B Speed.
　　C Size.

　　D Both A and B.