求翻译：由于改装方案中存在的设计缺陷，存在大量问题，OE工程师每天早上八点到飞机上，直接在飞机上记录和填写PDR，晚上八点以后才下飞机，在飞机上保证12小时以上的工作时间，解决了上千个技术难题。是什么意思？

Due to the modification of the design flaws in the program, there are a lot of problems, oe, engineers every day 8:00 am to the plane, directly recorded on the plane and fill pdr off the plane until after 8 o'clock at night, to ensure that the work of more than 12 hours on the plane time to solve th

Because of the conversion program design flaws, and there exists considerable problems and OE engineers every morning at 8:00 to aircraft, directly in the aircraft, PDR records and fill in the evening, he landed only 8 points in the aircraft, after that time, more than 12 hours of work on the 1000 t

Because in the re-equipping plan exists the design flaw, the existence massive questions, Engineer OE every day early morning eight to the airplane on, directly records and fills in PDR on the airplane, evening eight later only then will alight from a plane, on the airplane guaranteed 12 hour above

Due to the design flaw in the conversion programme, there is a lot of problems, OE engineers at eight in the morning to the plane, directly recorded on the plane, and fill in the PDR, at eight o'clock in the evening after the plane, ensure the working time of more than 12 hours on the plane, resolve