优势：水暖安装技术已经相当成熟。
Advantage: plumbing installation techniques are already quite mature.
电磁场理论的应用已经在微波领域相当成熟。
The application of electromagnetic field theory is sophisticated in the field of microwave.
纸管的生产已有二十多年的历史，具有相当成熟的技术和经验。
Paper production has more than 20 years of history, with a mature technology and experience.
流行的DocBook 提供了强大的工具支持，其中很多工具都相当成熟。
The popular DocBook has impressive support in tools, many of which are quite mature.
流行的DocBook 提供了强大的工具支持，其中很多工具都相当成熟。
The popular DocBook has impressive support in tools, many of which are quite mature.
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