1)Loose impediment,非固定障碍物，如球场内树叶、石块等2)CROSS BUNKER,球路障碍物3)airport obstacle,机场障碍物4)internal obstruction,内部障碍物5)At the continuous obstacles,场内连续障碍6)block,n.大块木(石)料;街区;障碍物 v.阻塞,拦阻
用法和例句
Using the electromagnetic inductive law,the scattered field from airport obstacle is calculated.
机场障碍物的存在会对分米波仪表着陆系统天线辐射场产生一定的影响。
The two functions of the code have been added to deal with the internal obstruction and its complex boundaries, and the numerical calculation has been made.