directional mutual conductance 定向互导

mutual conductance variation 互导变化

variable-mutual conductance [电子] 变跨导管 ; 变互导

dynamic mutual conductance 动态互导

variable mutual conductance valve 变互导管

mutual-conductance meter 互导计

variable-mutual conductance tube 变跨导管

mutual conductance [电] 互导 ; 互导率

variable mutual conductance tube 变互导管

mutual-conductance tube tester 互导管测试器 ; 互导电子管测试器