- 1. Kao Yubao and his family led a miserable life in the old days.
- 玉宝和他的全家过去过着悲惨的生活。
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- 2. HanYingchun. Wang Xueming. Chen Yubao the new technology of the forward extrusion and cross rolling for the rear axle shaft sleeve of light truck.
- 韩英淳。王学明。陈义宝农用运输车正挤与横轧式后桥半轴套管。
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- 3. HanYingchun. Wang Xueming. Chen Yubao the new technology of the forward extrusion and cross rolling for the rear axle shaft sleeve of light truck.
- 韩英淳。王学明。陈义宝农用运输车正挤与横轧式后桥半轴套管。
youdao
