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享受舒适与此高品质的环垫额外的维度。
Enjoy an extra dimension of comfort with this top-quality ring cushion.
youdao
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装配后调整钢环与铜垫间的工作间隙。
After the assembly, work break between adjusting steel ring and copper pad's.
youdao
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装配后调整钢环与铜垫间的工作间隙。
After the assembly, work break between adjusting steel ring and copper pad's.
youdao