背对背: back to back角钢: angle; angle bar; angle iron ...背对背角钢组合: angles back to back背对背拼合角钢: angles back to back背对背: back to back◇背对背二极管 back-to-back diode背对背；背靠背: back to back背对背安装: back-to-back arrangement背对背测试: back to back test; back-to-back testing背对背贷款: back-to-back loan背对背担保: counter-indemnity背对背的: opposite背对背电路: back to back circuit; back-to-back circuit背对背房屋: back to back houses背对背干扰: back to back interference背对背合约: back-to-back contract; backtoback contractct背对背连接: back to back connection; back-to-back connection背对背配置: back to back arrangement; back-to-bacd arrangement背对背契据: back to back escrow背对背试验: back-to-back test背对背网关: back-to-back gateways背对背信用: overriding credit背对背装置: back-to-back devices主动“背对背”开关: slave master back to back switchdos背对背舞姿: dos a背对背二极管: back to back diodes; back-to-back diode
