求翻译：反射波法对于预应力混凝土管桩的完整性检测存在一定的局限性，可能带来检测的不准确，甚至出现严重的漏判、误判。同反射波法相比，孔内摄像技术属于直接方法，结果直观、可靠，同时可进行定量分析。本文详细阐述了孔内摄像技术在预应力管桩完整性检测中的发展历史与现状，同时介绍了相应的工程实例，可为相关工程技术人员提供参考。是什么意思？

Reflection wave method for prestressed concrete pipe pile integrity testing has some limitations, the potential detection is not accurate, or even serious Missing miscarriage of justice. Compared with the reflected wave method, the hole camera technology is a direct method, results are intuitive, re

The reflective wave prestressed concrete piles for the integrity test is a limitation of the test, it will not be accurate, or even a serious leak, false positives. Compared with the reflection that the holes in the camera technology is a direct method, the result an intuitive, reliable, and can be

The reflection method regarding prestressed concrete steel pipe driven in as piling complete examination existence certain limitation, possibly brings examines is inaccurate, even appears seriously leaks sentences, the miscarriage of justice.The same reflection method compares, in the hole photograp

Reflected wave method for prestressed concrete pipe pile integrity test there are certain limitations, detection of possible inaccuracies, there is even a serious loupan, wrongful conviction. Compared with the reflected wave method and camera technology is directly in the hole, intuitive, reliable r

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