搜索结果: 1-6 共查到“理学 trick”相关记录6条 . 查询时间(0.046 秒)
Teaching Life a New Trick:Bacteria Make Boron-Carbon Bonds（图）
Teaching Life a New Trick Bacteria Boron-Carbon Bonds
2017/12/18
In another feat of bioengineering, Caltech's Frances Arnold, the Linus Pauling Professor of Chemical Engineering, Bioengineering and Biochemistry, and her team have created bacteria that can, for the ...
An accurate analog clock tick-tick-ticks with a constant precision and well known frequency: one tick per second. The longer you let it tick, the better to test its accuracy — 10 times as long corresp...
A New Kind Of Influenza Vaccine:One Shot Might Do The Trick（图）
influenza vaccine shot trick
2017/10/24
A seasonal flu shot is a bit like a local weather forecast: Based on the conditions elsewhere and the direction of the prevailing wind, a meteorologist can give the public a pretty good idea of what t...
By switching 'bait,'IU biologists trick plants' bacterial defense into attacking virus
bait IU biologists plants bacterial defense attacking virus
2016/2/23
Scientists at Indiana University have modified a plant gene that normally fights bacterial infection to confer resistance to a virus.The method, described in a paper to be published Feb. 12 in the jou...
Bounds from a Card Trick
Bounds Card Trick
2010/11/24
We describe a new variation of a mathematical card trick, whose analysis leads to new lower bounds for data compression and estimating the entropy of Markov sources.
Ulysses scores a hat-trick（图）
solar latitude
2007/2/12
7 February 2007，Today the joint ESA-NASA Ulysses mission has marked another high point in its mission. For the third time in a long and highly successful career, Ulysses has reached its maximum south ...