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1.The PTRC is responsible for the development of new technologies.
PTRC负责开发新技术。
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2. The PTRC has been working on this project for several years.
PTRC已经在这个项目中工作了几年。
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3.The PTRC has made significant contributions to the field of artificial intelligence.
PTRC在人工智能领域做出了重大贡献。