... 硬币,硬通货:hard currency 硬包层光纤:hard-clad fiber 硬斑;死区(无流水孔):hard spot ...
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短语
突变型硬包层石英光纤
step index hard-clad silica fiber
硬塑料包层光纤
hard plastic clad optical fiber
硬包层石英光纤
HCSOF
;
hard clad silica optical fiber
硬塑料包层石英光纤
HPCS
;
hard plastic clad silica fiber
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