... diamond spar 刚玉 diamond thread 加光双股棉线 diamond tool lathe 金刚石刀车床 ...
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looped ends diamond thread 起圈花线
diamond d thread 加光双股棉线
·2,447,543篇论文数据，部分数据来源于NoteExpress
Our factory has the nineties the world's most advanced high-precision thread grinder, tap grinder, powerful groove grinder, diamond grinding wheel repair machine and thread-based testing equipment.
我厂具有九十年代世界最先进的高精度螺纹磨床、丝锥磨床、强力沟槽磨床、金刚石砂轮修型机床及螺纹检测设备。
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