掺镱双包层大模面积光纤
Yb(superscript 3+)-doped double-cladding LMA fiber
大模面积掺镱双包层光纤放大器
large-mode-area ytterbium-doped double-cladding fi
草地大面积估产
grassland large area yield estimation
大面积金刚石膜
large area diamond film
diamond films with large area
大面积降水过程
large scale rainfall process
大面积检测源
Calibration surface source
大面积纪录阅读器
LARR Large Area Record Reader