obstacle lighting造句

• Aeronautical obstacle light
  航空障碍灯
• Lighting fittings for civil land aerodromes - specification for obstacle lighting units
  民用机场照明设备.第6部分:障碍物照明设备规范
• Article 61 in accordance with the relevant regulations of the state , movement obstacle lights and marks shall be installed on high buildings or facilities , outside the civil airport and its obstacle clearance protection zone defined according to state regulations , that will possibly affect flight safety , and shall be kept in normal condition
  第六十一条在民用机场及其按照国家规定划定的净空保护区域以外，对可能影响飞行安全的高大建筑物或者设施，应当按照国家有关规定设置飞行障碍灯和标志，并使其保持正常状态。