The utility model has the advantages of large axial moving amount, small mounting distance, simple processing technology, material saving, low cost, etc.
本实用新型具有轴向移动量大，安装距小，加工工艺简单，节约原材料，生产成本低等优点。
The utility model has the advantages of large axial moving amount, small mounting distance, simple processing technology, material saving, low cost, etc.
本实用新型具有轴向移动量大，安装距小，加工工艺简单，节约原材料，生产成本低等优点。
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