论文部分内容阅读
利用慢速卷扬机解决了重庆腾意汽车城工程中预应力长束的穿束的难题，对孔道摩擦损失、预应力建立情况及梁的反拱进行了现场测试。
A slow winch was used to solve the problem of the pre-stressed long beam in Chongqing Tengyi Automobile City project. The friction loss of the tunnel, the establishment of prestressing force, and the anti-arch of the beam were tested in the field.