把人造叶子放到水中并且有阳光照射就能够很快产生水泡，叶子的一侧产生的是氧气泡，而另一侧则是氢气泡。
Simply placed in a container of water and exposed to sunlight, it quickly begins to generate streams of bubbles: oxygen bubbles from one side and hydrogen bubbles from the other.
对于旋转的天体(例如小行星)而言，其一侧由于受太阳的辐射而会被加热，这样，即将离开阳光的那一侧的表面由于经过了阳光的照射而比将要进入阳光照射的一侧温度会高。
As one side of a rotating body (i.e. an asteroid) is heated by the sun's radiation, the surface rotating away from the sun will be warmer than the surface rotating into sunlight.
目的：观察比较仅行手法治疗、仅行双侧星状神经节半导体激光照射及综合治疗方法对颈源性头痛的疗效。
AIM: to observe the effects of single maneuver therapy, single semiconductor laser exposure on stellate ganglion of the double side and colligation therapy on the headache of cervical origin.
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