The causes to such defects as cracking and sand inclusion in the integral rear draft lug and the body center plate filler are analyzed, and the technology improvement measures are described.
分析了一体式后从板座及上心盘座裂纹、夹砂等缺陷产生的原因，并介绍了工艺改进措施。
The transmission bearing adopts the reinforced center adjustment bearing, installs the dust-proof sealer and filler to ensure the longer service life.
传动轴承采用加强型调心轴承，安装防尘密封件和加油口，使用寿命更长。
The transmission bearing adopts the reinforced center adjustment bearing, installs the dust-proof sealer and filler to ensure the longer service life.
传动轴承采用加强型调心轴承，安装防尘密封件和加油口，使用寿命更长。
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