The study of the paper is only the macro-levels and qualitativeanalysis , it needs further study.
本论文目前只停留在宏观层次和描述性的分析上,还需要做进一步的深入研究。
2
As analysis, tunnel construction quality management was a system, which needs a variety ways combined with point and plane, with qualitative and quantitative, with macro control and subtle management.