By means of phase mask technology, 1 FBGs with reflectivity of 20% and 99% were written into standard communication fibers and special germanium doped fibers, respectively.
利用相位掩膜技术：1在一般标准通信光纤和锗掺杂特种光纤上分别写入反射率分别为20%和99%的FBG。
Recovery technology of gallium and germanium from the zinc-leached residues has been researched in domestic and international in recent years.
近年来，从这种锌浸出渣中回收镓、锗得到了广泛的研究，国内外均取得了一定的研究成果。
The invention relates to a process for producing an organic germanium silk quilt. Organic germanium finishing liquor is implanted into fabric through the microcapsule technology.
本发明涉及一种有机锗蚕丝被的生产工艺，使用微胶囊技术把有机锗整理液植入面料中。
The invention relates to a process for producing an organic germanium silk quilt. Organic germanium finishing liquor is implanted into fabric through the microcapsule technology.
本发明涉及一种有机锗蚕丝被的生产工艺，使用微胶囊技术把有机锗整理液植入面料中。
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