5LI I. J, AN J Y, ZHOU L. The study and realization of grading modeling risk assessment for buried gas pipline [J]. Advanced Material Research, 2014, 945-949z 2944-2953.
6HUANG Y, ZHOU Z, JIA X. A leakdetection method based SCADA system[C] ff Proceedings of the 4th Inter- national Symposium on Measurement Techniques for Mul- tiphase Flows (ISMIMF2004). Beijing: China Academic Journal Eelectronic Publishion House, 2004: 627-632.
7ELLIS N. Inspection of power transscheme lines using UAVs[D]. Toowoomba : University of Southern Queensland, 2003: 1-29.
8BRUGGEMANN T S, FORD J J, WALKER A R. Con- trol of aircraft for inspection of linear infrastructure[J]. IEEE Transactions on Control Systems Technology, 2011, 19(6), 1397-1409.
9SARMA V V S, RAMCHAND K, RAO A K. Queuing models for estimating aircraft[J]. IEEE Transactions on Reliability, 1977, 26(4): 253-256.
10RAYMER D P. Aircraft design: A conceptual approach [M]. Reston AIAA Inc. , 1992: 12-14.