论文部分内容阅读
在1994年的麦收中,我场一台SL—F514联合收割机的割刀驱动臂轴承损坏,经 拆卸检查,规格为1606 的轴承保持架碎了。为 确保收割机早日投入麦
In the 1994 crop, the knife drive arm bearings of a SL-F514 combine harvester in our field were damaged and disassembled. The 1606 bearing cage was broken. To ensure that harvesters put into wheat as soon as possible