safety technique
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- 保安技术,安全工程,安全技术,安全技术规程
双语例句
- The relevant safety technique and the safety operaional procedures in cyclopentane blowing process of rigid polyurethane foam are introduced.
介绍了聚氨酯硬泡环戊烷发泡工艺中相关的安全技术和安全操作规程。
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