You'll find preened moustaches, pretentious glasses, a range of characters and personalities.
你会找到洋洋自得的小胡子、自命不凡的眼镜男以及一堆个性迥异的人。
The rare earth doped fluoride glasses can be made into favorable optical fiber lasers owing to their excellent upconversion characters.
利用稀土离子在氟化物光纤中的上转换特性，可以获得性能优良的光纤激光器。
The rare earth doped fluoride glasses can be made into favorable optical fiber lasers owing to their excellent upconversion characters.
利用稀土离子在氟化物光纤中的上转换特性，可以获得性能优良的光纤激光器。
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