钢砂
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(钢(gāng )砂(shā ),钢(gāng )砂(shā ))
1.即(jí )金(jīn )刚(gāng )砂(shā )。详(xiáng )“金(jīn )刚(gāng )砂(shā )”。
2.泛(fàn )指(zhǐ )各(gè )种(zhǒng )磨(mó )料(liào )。
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