two-fiber path protection ring
... 二纤通道保护环 two-fiber path protection ring 双二纤通道保护环 double two-fiber path protection ring 莫普二氏多通道干燥器 mollerandpfeifferdryer ...
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短语
双二纤通道保护环
double two-fiber path protection ring
二纤双向通道保护环
Two-fiber bi-directional path protection ring
;
directional path protection ring
二纤单向通道保护环
Two-fiber unidirectional path protection ring
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