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- 双令牌双环LAN Dual token ring LAN
- 双 pair
- 双环 Hexagon
- 双环LAN Double loop LAN
- 综合业务双环LAN的一种新协议及数学建模 A New Protocol of the Double Loop LAN of the Integrated Services and Its Mathematic Modeling
- 双环烃 dicyclic hydrocarbon
- 双环胺 bentyl; dicyclomine
- 双环胍 bicyclic guanidine
- 双环瓶 vase with two rings
- 双环醇 Bicyclol
- 双环网 double loop network
- 双环法 Round block technique
- 双环铂 dicycloplatin
- 双环的 dicyclic
- 双环核 dicyclic ring
- 双环亭 linked circular kiosk
- 双环阀 double ring valve
- 双环芯 twin-ring core
- 双环萼 dicyclic calyx(动)
- 天然双环及三环多羟基醌类化合物与亲核试剂的反应研究 Studies on the Reactions of Natural Bis-cyclic or Tris-cyclic Polyhydroxy Quinonoid Compounds
