金刚石砂?/b>哪种l合剂树(wi)脂结合剂或青铜结合剂或陶L(fng)?span class="g1w6ecl1">剂砂轮修几种砂轮修整:用碳化硅或白刚玉砂轮修整?em class="h0503z9">指以假故商黑要鸡用金刚笔修整?sh)镀金刚石砂?/b>8丝蟩难修整非要修整表面层金刚?b>金刚?/b>人工合成斚w取得?span class="ms31655ihmj">功，60q代又首先研制成功CBN?0q代陶瓷或树(wi)脂结合剂CBN砂轮?b>?em class="pn534164wxj">若论U刚石砂?/b>UK度可达125m/sQ有的可?50m/sQ而单?b>360问答?sh)镀CBN砂轮可达25?b>金刚?/b>人工合成斚w取得成功Q?0q代又首先研制成功CBN?0q代陶瓷或树(wi)脂结合剂CB
