On february 2003 , we produce 2040 pieces lateral plane models of " arj - 21 " for china commercial plane factory . this plane will put into production formally in the near future 2003年2月份为中航商用飞机有限公司生产" arj - 21 "支线飞机模型2040架，该机型将于近期正式投产；
On most commercial planes , at least half of the air comes from outside the aircraft and passes through a high - efficiency particulate air , or hepa , filter which removes contaminants 在多数商用飞机上，至少有一半空气是来自于飞机外部，而且都经过了一种高效空气净化装置的过滤。
The mid - sized jet , which will seat up to 330 people , is the first commercial plane whose fuselage and wings are predominantly made of carbon - composite materials rather than aluminum 787是一种中型喷气式飞机，最大容量330人，是第一款主要用碳复合材料而非铝来制造机身和机翼的商用飞机。
With the improvement of aviation technology , the controlled flight into terrain ( cfit ) accidents / instances result from human factor has become the main cause result in the air disaster 随着航空设备技术水平迅速提高，人为因素造成的可控飞行撞地cfit已经成为商用飞机机毁人亡的主要原因。
Worldwide supplier of military and commercial airframe , engine , avionics and related test equipment , tooling and ground support equipment for fixed wing and helicopters , both military and commercial 军用和商用飞机机体、发动机、航空电子及相关的试验设备，工具制造和地面保障系统的供应商。
Prior to the grant of the cad 509 approval to bae systems , all cpa and dragonair cadet courses were based on an australian commercial pilot licence syllabus 英国宇航航空训练学校获cad509许可审定前，国泰航空公司和港龙航空公司的所有飞行学员课程都是按照澳洲商用飞机驾驶执照的教学大纲进行。
For designing commercial airplane , the good or the bad of its maintainability determines the cost of transportation after used and will affect its competition in the market 对于新研制的商用飞机来说，其维修性的好坏，对飞机投入使用后的运营成本具有决定性的作用，也将影响商用飞机的市场竞争力。
Today , pratt & whitney engines power nearly half of the world ' s commercial fleet . every few seconds ? more than 20 , 000 times a day ? a pratt & whitney - powered airliner takes flight somewhere in the world 今天，普惠的引擎为世界上几乎一半的商用飞机提供动力。平均每隔几秒钟、每天超过20 , 000架次、使用普惠动力的客机飞行在世界的每个角落。
