单词	direct current relay
释义	direct current relay 直撂电器
随便看	long-spaced sonde long-spaced sonic log long-space induced polarization method long spacing Long spacing collagen fibrils long spacing compound long spacing detector long-spacing sonic logging Long Spacing Sonic Waveform Logging Survey long span long-span long-span and high pier long-span and shallowly buried long-span gymnasium roof long span land smoother long-span land smoother Long Span and Space Structures long span arch long span arch bridge long-span arch bridge long-span arch structure long-span beam long-span box girder long span bridge long-span bridge