Let this be the angle d theta so it moves in a short amount of time over an angle d theta dS and the arc here is dS, R and the radius is R.

这是角度dθ,它运动了一会儿,运动过角度dθ,弧度是，半径是。

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Methods Chromosome specimens were prepared by short term culture of bone marrow cells and karyotype analyses were carried out using R and G banding techniques.

方法应用骨髓细胞短期培养法制备染色体标本，并应用R和G显带技术进行核型分析；

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Input color image is first divided into three pictures according to its R, G and B values, and each one represents the intensity of reflected light with long-, medium-and short-wavelength.

这种增强算法首先依据像素的R，G，B分量将输入的彩色图像被分解成为三幅图像，代表场景中波长不同（长波、中波和短波）的反射光的强度；

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House Speaker John Boehner, R-Ohio, has stopped short of promising a vote, saying only that the chamber would look at whatever the Senate sends over.

CNN: Senate gun law proposal lacks enough support now

The most dramatic moment of the brief debate on the Kyl Amendment came when one of its cosponsors, Rep. John Miller (R-WA), revealed that a short while before in a meeting with Members of Congress, he had personally asked the visiting President-elect of the Russian Republic, Boris Yeltsin, what be thought of putting conditions on U.S. aid to the Soviet Union.

CENTERFORSECURITYPOLICY: Center For Security Policy

"Think of us as Enzymes-R-Us, " says Short.

FORBES: Magazine Article