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Beifang China Auto repair official website
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Home page
Beifang China Auto repair official website
Official website of Beifang Cooking
Beifang cooking
Beifang computer
Medical care in the beifang
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发动机曲柄连杆机构
任务 3：授课视频：气缸体汽缸盖检测
View Courses
任务 List
任务 1：授课视频：活塞与活塞环
任务 2：授课视频：气缸体与缸盖的构造与拆装
任务 3：授课视频：气缸体汽缸盖检测
任务 4：授课视频：曲柄连杆机构的装配
任务 5：授课视频：曲轴结构及检测
