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2、
Carbide welded taper shank core drill cone type roller bearing rock bit
硬质合金焊接式锥柄扩孔钻滚柱轴承锥形牙轮钻头
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3、
A drill bit used for obtaining core samples in concrete or rock formations.
钻头被用来在水泥或岩层获取岩芯样品.
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- 相关词组
- core curriculum基础[核心]课程;
- contaminated rock混染岩;
- drill stem钻杆;
- gravity core sample重锤岩心取样器
- humid rock湿成岩
- crystalline rock结晶岩石;
- boat drilln.救生演习;
- three-lipped twist drill三缘麻花钻
- reservoir rock储集岩
- rock bottom price最低价;
- acid rockn.迷幻摇滚乐曲;迷幻摇摆乐;迷魂摇滚乐;
- drill downvt.向下钻取数据;
- parent rock母基岩;母岩
- thickness of source rock母岩厚度
- thin foil honeycomb core薄箔蜂窝芯子
- consolidated rock固结岩，固结岩石;
- rock mechanics岩石力学
- drill cuttings钻屑;
- pyrogenetic rock火成岩;
- rock you摇滚你;我的澎湃;搞定你;搞定妳
- 今日热词
- 热门搜索
- micron n.微米;
- beard n.胡须，胡子;
- nutrition n. 营养，滋养;营养品;营养学;食物;
- cough v.咳（嗽）;突然发出刺激的声音;n.咳嗽（病）;
- cousin n.同辈表亲;堂兄弟（或姐妹）;表兄弟（或姐妹）;
- grease n.动物油脂;油膏，润滑油;〈俚〉贿赂;vt.涂油脂于，用油脂润滑;贿赂;
- thirteen n.十三;十三岁;十三个;num.十三;
- rare adj.稀少的，罕见的;珍贵的;半熟的;极好的;
- hard adj.困难的;硬的;有力的;努力的;adv.努力地;猛力地;严重地;沉重地;
- YP abbr.黄页(yellow pages);屈折点(Yield Point)
- scientific report 科学报告
- six n.六;六个;六岁;六点;num.六;六个;
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