频率共用: frequency sharing电路: circuit; electric circuit; e ...频率共用: frequency sharing; sharing of frequency共用电路: sharing circuit共用电池: common battery共用电池制: cbs central battery system共用电话: public phone telephone共用电话线: party wire共用电键: passing key共用电锁: passing key共用电子对: share electron pair未共用电子: unshared electron部分共用电池: partial common battery共用电池组制: common battery system共用电话线路: party line; partyline未共用电子对: lone pair; unshared electron pair共用户电路: common user circuit; common user network共用频率工作: shared frequency operation信道载波共用电源: chcs || channel carrier common supply备用电路: backup circuit; backer circuit; buc back ucircuit; fall back circuit; reconditioning circuit; redundant circuit; reserve circuit; safety chain; spare circuit; stamped circuit; stand by circuit部署用电路: allocated-use circuit测验用电路: test circuit厂用电路: house-service circuit反作用电路: reverse circuit公用电路: common user circuit