In our country, the technique of prestressing concrete has been applied in engineering projects for 40 years.
预应力混凝土技术在我国工程建设中的推广应用，已有四十年的历史。
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。
Using strengthening of the existing Bridges as examples, it introduces application of external prestressing technique on strengthening of existing t frame Bridges.
结合桥梁加固实例，介绍体外预应力技术在T构桥梁加固中的应用。
应用推荐