Introducing built in soldering to the hammer piston on the principle of replacement subject to repairing, it is proved to be time_saving, economical and with good results.
本着“以修为主，以换为辅”的原则，采取补焊措施修复锤杆裂纹，既省时，又经济，效果良好。
The EV-55 objective is replacement of already obsolete twin-engine piston airplanes with capacity for 6 – 9 passengers and it wants to be a successful competitor for single-engine turboprop airplanes.
其他最有希望开拓的客户市场包括来自美国、巴西、俄罗斯、印度、中国和澳大利亚。 EV-55的设计目标是取代陈旧的6-9座活塞式飞机，她希望能够成为单发涡桨飞机的有力竞争者。
The EV-55 objective is replacement of already obsolete twin-engine piston airplanes with capacity for 6 – 9 passengers and it wants to be a successful competitor for single-engine turboprop airplanes.
其他最有希望开拓的客户市场包括来自美国、巴西、俄罗斯、印度、中国和澳大利亚。 EV-55的设计目标是取代陈旧的6-9座活塞式飞机，她希望能够成为单发涡桨飞机的有力竞争者。
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