英语词汇“relay back-up”的翻译、意思、用法、释义-英汉汉英双解词典

词汇	relay back-up
释义	relay back-up 电器后备保护；后备继电器
随便看	titanium particles titanium peroxide titanium phenoxide titanium phosphate titanium phosphide titanium pigment titanium pigment production titanium pillared titanium pillared compound Titanium pillared montmorillonite titanium pipe titanium placer titanium plant Titanium plaster mold machined castings titanium plate titanium plate fixation titanium plate heat exchanger titanium plate internal fixation titanium plates titanium plate system titanium plating titanium polymer titanium porcelain titanium-porcelain bonding strength titanium-porcelain system