
STUDY ON THE METHOD TO EVALUATE HELIPORT CLEARANCE
BASED ON AUTOCAD VBA
Guo Yongqiang,Shao Bin,Wang Guanhu,Yang Xin,Zhang Xiaoyi,Zhang Xiaoxiao
Journal of Geodesy and Geodynamics ›› 2014, Vol. 34 ›› Issue (4) : 149-152.
STUDY ON THE METHOD TO EVALUATE HELIPORT CLEARANCE
BASED ON AUTOCAD VBA
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