• 1. connecting ring: 连环 | 连接环
• 2. mining connecting ring: 矿用连接环
• 3. Quickly Connecting Ring: 快速连接环

更多释义

• 1.The compounds have the connecting ring structures of piperazine or piperidine, have notable antitumor activity, and provide a new choice for preparing antitumor drugs in clinical practice.
  该类化合于具有哌嗪或哌啶的连接环结构，且具有显著的抗肿瘤活性，为临床上制备抗肿瘤药物提供了新的选择。
  dict.yoduao.com
• 2.The ring road connecting the main cities, the symbol of reconstruction, became perilous.
  联系各主要城市的环城公路是重建的象征，也变得岌岌可危。
  dict.yoduao.com
• 3.Generally, do not remove components (including valve, connector, rubber, plastic ring and copper cap) before the tubing for connecting indoor, outdoor units are prepared.
  一般地，如果没有准备好连接室内、外机组的配管，请勿拆卸部件(阀门、接头、橡胶、塑料圈及铜帽等元件)。
  dict.yoduao.com

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