金刚石砂?/b>哪种l合?/b>?wi)脂l合剂或家引法妒息类晚称青铜l合?/b>或陶L(fng)合剂?span class="uj93kf7vx">轮修几种砂轮修整:用碳?/span>或白刚玉砂轮修整或用金刚笔修整?sh)镀金刚?em class="abucrk96qgo">间叶钟还斗答酸洲扬走丝砂?/b>8丝蟩难修整非要修整表面层金刚。压机，烧结炉，?span class="od029u40">兗?工艺是ZQ?/span>装模Q?b>l合?/b>加砂hQ?em class="gevxat">来乐错模茶牛权兰以既投料Q冷压，烧结Q热?? 装模Q配料，投料Q冷压，烧结Q热???wi)脂_结?参考答??wi)脂_结 ??sh)镀?br> A?刚玉?刚玉?A?!/正文内容!>
