Also known as "h and chi Persei", this unusual double cluster, shown above, is bright enough to be seen from a dark location without even binoculars.

上图所示的这一亦称“h和chi英仙座”(“ h and chi Persei ”)的不同寻常的双星星群的亮度高到可以在一个暗处不用双筒望远镜就看到。

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H bonds on facing folded chain crystal surfaces lead to a decrease of surface free energy and this fact is a main reason for the formation of double lamellae.

在双层片晶界面上的H键降低了表面自由能，这是形成双层片晶的主要原因。

youdao

H bonds on facing folded chain crystal surfaces leda to a decrease of surface free energy and this fact is a main reason for the formation of double lamellae.

在双层片晶界面上的H键降低了表面自由能，这是形成双层片晶的主要原因。

youdao

Instead, we should implement reforms like the Immigration Innovation Act, which would nearly double the number of H-1B visas for high-skilled foreign workers.

FORBES: Tech Executives: Immigration Reform a Top Priority

Power-hungry parts see even more of a boost: they can carry Iris Pro graphics with embedded DRAM, which should double the 3D speed on H-series mobile chips (47-55W of typical power) and triple it for the R-series (around 65-84W) on the desktop.

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