low loss optical waveguide低损耗: low-loss光学: optics; photology; photics波导: waveguide; duct超低损耗光纤: ultra-low-lo fiber; ultra-low-loss fiber光学波导: optical waveguide下载手机词典可随时随地查词查翻译关注微信公众号：chachacidian，回复:低损耗光学波导，即可在微信中查询翻译
