• 1. Main Usage: 主要用途 | 麻将桌 | 用途
• 2. device main usage: 设备主要用途
• 3. main step in usage: 使用要点

• 1.HINs are put in place to support the following main usage models.
  HIN适于如下主要使用模型。
  dict.yoduao.com
• 2.The main usage is that microwave is shielded when water is heated by microwave, and the product has simple technique and low cost.
  主要 用途在微波加热水的时能屏蔽微波泄漏出微波谐振腔，工艺简单，成本低。
  dict.yoduao.com
• 3.Described are the development process, main usage, technical parameters, main structure and testing of the D28 depressed center flat car.
  介绍了D 28型凹底平车的研制过程、主要用途、技术参数、主要结构及试验情况等。
  dict.yoduao.com

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