The fracture failure of the piston engine exhaust pipe was analyzed from welding structure defects, welding structure defects and working environment etc.
针对某活塞式发动机排气管断裂现象，从断裂处焊接结构缺陷、焊缝组织缺陷和零件工作环境等方面进行分析。
As an important part of engine, the welding quality of the tail pipe should be ensured when jointing it using the electron beam welding.
尾喷管是发动机的重要部件，其连接采用电子束焊接方法，对质量要求很高。
In order to decrease the transmission of the engine energy to pedals, we can change the stiff welding between the pedals and the frame of the motorcycle into the elastic link.
为减少发动机振动能量传递到踏板处，将摩托车踏板与车架的刚性焊接改为柔性连接；
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