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  润滑部位：开式齿轮                                                                                                                                      

                ▨ 润滑要求：

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  润滑部位：液压站                                                                                                                                          

  润滑剂：长城卓力L-HM液压油

                ★ 长城4637-1合成液压油

                ★ 长城4637-2低温合成液压油

  备注：标注★产品为性能之选，性能更优，综合效益好。