- 阅读理解
2010年职称英语理工类阅读理解练习(8)
2009-06-24所属栏目:阅读理解
Explorer of the Extreme Deep Oceans cover more than two-thirds of our planet. Yet,just a small fraction of the undcrwaler world has been uxplored. Now,Scientists at the Woods Hole1 Oceanogra
2010年职称英语理工类阅读理解练习(7)
2009-06-24所属栏目:阅读理解
Thirst for Oil Werldwide every day,we devour the energyequivalent of about 200 million barrels of Oil.MoHt of the energy on Earth comes from the Sun.In fact enough energy from the Sun hits th
2010年职称英语理工类阅读理解练习(11)
2009-06-24所属栏目:阅读理解
Where Have Allthe Bees Gone? Scientists who study insects have a real mystery on theirhands.All across the country,honeybees are leaving their hives and neverreturning. Researchers call this
2010年职称英语理工类阅读理解练习(9)
2009-06-24所属栏目:阅读理解
Plant Gas Scientists have been studying natural sources of methane for decades but hadn’t regarded plants as a producer,notes Frank Keppler,a geochem[st at the Max Planck Institute for Nucl
2010年职称英语理工类阅读理解练习(12)
2009-06-24所属栏目:阅读理解
Listening Device Provides Landslide Early Warning A device that provides early warning of a landslide by monitoring vibrations in soil is being tested by UK researchers. Tile device could save
2010年职称英语理工类阅读理解练习(10)
2009-06-24所属栏目:阅读理解
Smart Window Windows not only let light in to cut down an electricity use for lighting,but the light coming through the window also provides heat.However,windows are not something people typ
2010年职称英语理工类阅读理解练习(14)
2009-06-24所属栏目:阅读理解
Why Humans Walk on Two Legs A team of scientists that studied chimpanzees trained to use treadmills has gathered new evidence suggesting that our earliest apelike ancestors started walking on
2010年职称英语理工类阅读理解练习(13)
2009-06-24所属栏目:阅读理解
“Hidden” Species May Be Surprisingly Common Cryptic species animals that appear identical but are genetically quite distant—may be much more widespread than previously thought.The findings
2010年职称英语理工类阅读理解练习(15)
2009-06-24所属栏目:阅读理解
Black Holes Trigger Stars to Self-Destruct Scientists have long understood that supermassive black holes weighing millions or billions of suns can tear apart stars that come too close.The blac
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