erbium例句
2024年07月01日 09:59:48
In
erbium doped silica fiber, the
erbium ions concentration is about.
在耳中笨蛋了矽石纤维, 耳离子集中是有关.
Specialty Optical Fiber , Doped Fiber ,
Erbium Doped Attenuating, Edfa, Fbg, Optical.
采购产品特种光纤, 掺铒光纤, 掺铒光纤放大器,光纤光栅, 光学产品.
A lustrous, blackish - brown rare earth mineral consisting primarily of cerium ,
erbium , titanium , uranium, and yttrium.
一种红褐色矿物, 含稀土金属, 是钍和铈的主要来源.