The stress inspection of steel cable, and the judgment and analysis of health status of steel cable is an unresolved but desiderated problem in engineering field.
对钢缆索的受力状况进行检测，判断和分析钢缆索的结构健康状况，是工程界至今仍未能很好解决但又亟待解决的问题。
In dynamic nondestructive inspection for pile quality, it is a key problem to determine exact location and degree of various defects according to wave analysis.
在桩身的动态无损质量检测中，关键问题是根据波形分析判断桩中各种缺陷的准确位置和程度。
Aim at analysis and research on structure, technical characteristic and common problem of cryogenic liquid tank, that preliminary scheme and main points in regular inspection have been proposed.
针对低温液体贮罐结构、技术特性及常见问题等进行初步分析、探讨，提出对该类设备定期检验的初步方案及检验要点。
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