双联弹簧式安全阀 Duplex safety valve

双联开关 two-way tumbler switch ; two wire switch ; [电] ganged switch

双联体 [细胞] doublet ; bicouple ; binary

双联法 Duplex Process For Steel Making ; duplex process ; duplex practice ; duplexing

双联泵 twin pump ; double pump ; [机] Duplex pump

双联滤器 double filter ; Duplex Filter ; twin strainer

双联抗血小板治疗 DAPT ; Dual AntiPlatelet Therapy

双联齿轮 duplex gear ; double-gear block ; duplicate gear

双联契约 indenture