For a sunspot to form on the solar surface, the magnetic field needs to attain a certain strength to push the surface plasma aside, exposing the solar interior as a cool spot — a sunspot.
在太阳表面，磁场强度必须强到能推开表面的等离子体，将温度较低太阳内部的暴露在外，形成一个太阳黑子。
Italy has been a relative bright spot in Europe for solar projects as other countries, most notably Germany, reduce their subsidies for solar projects.
在太阳能项目方面，意大利一直是欧洲地区的相对亮点，因为其他国家，比如德国减少了对太阳能项目的补贴。
That is probably not because most solar systems contain only one planet, but rather because it is hard to spot several at once.
其中的原因可能并不是由于多数的类太阳系仅包含一颗行星，而这是因为在同一时间很难发现多颗的行星。
An actinic keratosis, also known as solar keratosis, enlarges slowly and usually causes no signs or symptoms other than a patch or small spot on your skin.
光化性角化病，也称日光性角化病，病损生长缓慢，而且除了皮肤上的斑块或小斑点，常常无任何症状或体征。
Some researchers think that Titan, with its thick atmosphere and lakes of liquid methane, is the likeliest spot to find extraterrestrial life in our solar system.
一些研究人员认为，拥有厚厚大气层和液态甲烷湖的“泰坦”是太阳系内最有可能发现地外生命的天体。
In the paper we present the distribution of the penumbral pattern of the spiral spot on the north and south hemispheres of the solar disk in the period between March 1970 and December 1978.
文本给出旋涡黑子的缠绕方向于1970—1978年内在日面南、北半球的分布，它反映出太阳大气的较差自转对黑子磁场的扭绞形态发生了作用。
This tiny spot of backwardness matters because of what it might foretell: a really big solar cycle.
这种落后的小点问题，因为它可能预示着：一个真正的大太阳活动周期。
When the heater is placed in the pot, kettle, etc. , it is placed in the focal spot, and the larger solar radiant energy density can be obtained.
把用热器放在锅、水壶等）放在焦斑处，就可以得到较大的太阳辐射能流密度，也就是说，在单位面积上可以得到较高的太阳辐射功率。
To catch the total solar eclipse on land, you have to be in just the right spot in India, Nepal, Bhutan, Bangladesh, China, or the Japanese islands off the coast of southern Japan.
要想在陆地上观看日全食，就必须身处印度、尼泊尔、不丹、孟加拉、中国或者是日本南部海面的岛屿上，且要选一个合适的位置才能观看到。
As the optics of the primary stage heliostat is of non-imaging nature, the analytical method for studying the flux distribution of the hot spot of this type of solar furnace would be complicated.
由于主聚光定日镜的非成像特征，使用解析方法对该太阳炉的热点进行聚光比分布的分析就变得非常复杂。
LOW-E energy conservation processed glasses and so on midheaven glass, solar energy glass become the new market demand luminescent spot.
LOW - E中空玻璃、太阳能玻璃等节能加工玻璃成为新的市场需求亮点。
LOW-E energy conservation processed glasses and so on midheaven glass, solar energy glass become the new market demand luminescent spot.
LOW - E中空玻璃、太阳能玻璃等节能加工玻璃成为新的市场需求亮点。
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