external prestressing system
external prestressing system
外部预应力系统
以上为机器翻译结果，长、整句建议使用 人工翻译 。
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As a branch of the post-tensioned prestressing system, external prestressing technique has become a hotspot of prestressing techniques in recent years.
体外预应力技术作为后张预应力体系的重要分支之一，近年来成为预应力技术的热点。
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