Dual law二元法
dualadj.双重的;成双的n.双数
dual wavelength laser diode双波长激光二极管
dual auto-alternate sweep双自动交替扫描
dual wavelength ratiometric双波长比率
dual-frequency ultrasonic双频超声
dual-channel electrometer双道静电计
dual cavity bronchus vessel双腔支气管导管
dual-phase microstructure双相组织
dual-mode guidance system双模制导系统
dually-qualified teachers双师型教师
Dual- Teaching Mode Staff双师型师资