So, instead of setting up the integral with bounds and integrating dx dy or dy dx or in polar coordinates, I'm just going to say, well, let's remember the definition of a center of mass.
那么我们将不会建立带上下限的积分，和积分dx,dy, dy, dx或者在极坐标做线积分，需要说，让我们回忆一下质心的定义。
Only with “Couples” (1968), his fifth novel, did Mr. Updike move his setting away from Pennsylvania, to the fictional Tarbox, Mass.
在他的第五部小说《夫妇们》（1968）中，他把场景从宾西法尼亚搬到了虚构的城市塔博斯（Tarbox，Mass)。
Of course, humanity is currently setting off the sixth mass extinction event in Earth's history.
当然，人类正在引发地球历史上第6次物种大灭绝。
Theorists can eliminate the fluctuations from their equations, but only by setting the Higgs mass to a very precise value — a fraction heavier or lighter and the whole theoretical edifice collapses.
但是只有在设置希格斯色子的质量到一个特别精准值的情况下，理论家才能够从它们的方程组中消除波动。分量变重或者变轻，都会导致整个理论结构体系土崩瓦解。
Cross beam and Axis Z are made of surface-anodized aerometal to improve thermal stability and reduce moving mass for faster setting.
Z轴采用表面阳极化航空铝合金，温度一致性极佳；并降低了运动部件的质量，减少测量机在高速运行时的惯性。
His theory of pseudo-environment becomes the origin of the subsequent theory of "agenda setting" and research on the latent function of the mass media.
他的“拟态环境”理论，构成了后来的“议程设置”理论和大众媒介的隐性功能研究的思想根源。
This resolved the problem of axial split-image in mass exact setting and improved the precision up to twice than the former.
解决了大型精密安装的轴向合像问题，并可将瞄准精度提高一倍。
As one of media effects theories, agenda setting reveals the effect of mass media to the public.
议程设置理论作为媒介效果的理论之一，揭示了大众传媒对于受众的影响。
Remote mounted drive motors reduce moving mass for faster setting, and dissipate heat away from the machine frame.
电机远程放置减少了移动质量，提高了速度，也避免了电机发热对机器性能的影响。
A term used to describe a cement slurry that remains liquid but is still capable of thickening or setting to become an unmovable solid mass.
系指仍然是液体状态的水泥浆，但它依然能够稠化或凝固变成不可流动的硬块。
The function of mass media "agenda setting" is affected by many factors and the study of "agenda setting" theory enlightens the process of investigating mass media orientation.
大众传播媒体的“议程设置”作用会受到各种因素的影响；“议程设置”理论研究对我们详细考察传媒的舆论导向过程具有一定的启发意义。
Theories of agenda-setting, silent spiral and knowledge gap reveal the process and mechanism of mass media exclusion from one side.
议程设置理论、沉默的螺旋论、知沟研究等从侧面揭示了媒介排斥的过程和机制。
With their media features and the agenda-setting function, mass media are playing an important role in this field to spread culture.
以传承文化为基本功能的大众传媒，通过媒介自身特性和议程设置等功能，在这一过程中也在发挥着不可忽视的作用。
With their media features and the agenda-setting function, mass media are playing an important role in this field to spread culture.
以传承文化为基本功能的大众传媒，通过媒介自身特性和议程设置等功能，在这一过程中也在发挥着不可忽视的作用。
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