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抛光的底部闸板材质也可以是不锈钢。
The finish ground gate is also stainless steel.
youdao
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与产品接触的不锈钢表面，抛光到4级。
Stainless steel surfaces in contact with the product, polished to grade 4.
youdao
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与产品接触的不锈钢表面，抛光到4级。
Stainless steel surfaces in contact with the product, polished to grade 4.
youdao