Automatic wending machine can control the accuracy under at lest 0.01 millimeter, and at the same time increase efficiency by two times.

自动绕线机把精度控制在最小0.01毫米的同时也可以使生产效率提高两倍。

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So this culture is most likely created by the East Yi clan, some of them arrived the upper reaches of the Hanshui River by two times westward migration.

因此该文化应是史前东夷族的一支，经过两次西迁到达今之汉水上游地区。

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The velocity measurement of 2-dimensional motion is realized through target radial moving information measured by two times range finding to improve the shooting precision.

由两次测距的目标径向运动信息，实现目标二维运动速度测量，改善射击精度。

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But by the time he was thirteen years old, he was winning against players two times his size and age.

VOA: special.2010.02.07

You can't just say it once. You have to try to fill that void by saying it two times and by invoking his father a third time.

你不能只讲一次，你必须说第二遍,并且第三次提到迪安的父亲，来填补中间的空隙。

耶鲁公开课 - 1945年后的美国小说课程节选

Take the difference of the two velocities and divide by the difference of the two times, and you've got the acceleration.

求出速度的差值,除以时间的差值,这样就能得到加速度

耶鲁公开课 - 基础物理课程节选

For other routine tests such as a screening mammogram, prices vary by over 350 percent, and simple office visits vary by two times within a typical metro area.

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Only 13 out of 80 regions were able to raise their regional GDP per-capita incomes by two times or more and another two to three were close to achieving similar raises.

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Android phones outsell the iPhone by about two times.

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