您要查找的是不是：
- hand hammer drill 风镐,手持式凿岩机,手持式风钻
- Dual action: hammer drilling and hole drilling. 二模式动作:锤钻及单钻孔。
- It is important not to use conventional chucks for hammer drilling. 重要的是用冲击式电机钻孔时别使用传统卡盘。
- Choice!Dragon Tun gold handed hammer? 精品！“龙吞金瓜手锤”？
- Production of rigid impact of Hammer Drill, woodworking blades, drill blades, serrated blade, long and thin. 生产硬质合电锤冲击钻头、木工刀片、钻头刀片、锯齿刀片、长条薄片等。
- According to the exploration problems in an open-pit mine,a new drilling method using reverse circulation DTH hammer drill is put forward. 针对露天矿钻探施工中存在的问题,提出了利用贯通式反循环潜孔锤进行施工的新方法。
- Transmission, built in the top drive power head, has two speed range? High and low. It can meet the requirements of both DTH hammer drilling and carbide bit drilling. 动力头设有变速装置,有高低两个档次,以满足潜孔锤钻进及硬质合金回转钻进方法。
- That is an air (electric) powered grinder (portable grinder, angle grinder, straight grinder, drill, impact wrench, riveting hammer, hammer drill). 那是一个气（电）动砂轮机（手持砂轮机、角型砂轮、直型砂轮、钻机、冲击扳手、铆钉锤、锤钻机）。
- The paper introduced the structure and principle of DTH hammer drilling with concentric simultaneous casing, which used in seismic exploration drill in gravel. 摘要介绍了适合卵砾石地层地震勘探孔施工用的潜孔锤同心跟管钻具的结构和工作原理。
- The paper introduced the structure and principle of DTH hammer drilling with concentric simultaneous casing,which used in seismic exploration drill in gravel. 介绍了适合卵砾石地层地震勘探孔施工用的潜孔锤同心跟管钻具的结构和工作原理。
- The Application And Experimentation Prospect for DaTong coalfield to resource of Permo-carboniferous period By Air drilling, Foam drilling, DTH hammer drilling with experience of drilling techniques. 摘要通过对空气钻进、空气泡沫钻进工艺和空气潜孔锤钻进工艺的生产试验和推广应用，为大同煤田石炭、二叠纪煤炭资源勘探探索钻探施工的成功经验。
- Pneumatic hammer drilling technology with low wob,low rate of revolution and high capacity to break rock is one of the best effective methods to solve the problems of hard rock drilling. 空气锤钻井是一种低钻压、低转速、高冲击破岩回转钻进技术,它兼容了气体钻井和冲击回转钻井的优势,其机械钻速一般比回转钻井高,是当今解决硬岩钻井难题的一种有效方法。
- The aluminum shell of this MEINL Doumbek is completely hand hammered for a most appealing look. 若有任何产品上的问题，欢迎立即拿起电话来电洽询(07)556.;0921。
- The Application And Experimentation Prospect for DaTong coalfield to resource of Permo-carboniferous periodBy Air drilling, Foam drilling , DTH hammer drilling with experience of drilling techniques. 通过对空气钻进、空气泡沫钻进工艺和空气潜孔锤钻进工艺的生产试验和推广应用,为大同煤田石炭、二叠纪煤炭资源勘探探索钻探施工的成功经验。
- Machine rectification: Machine rectification is using machine power to rectify deformation, which can be taken by hand hammering or machine pressure. 机械矫正法：机械矫正法是利用机械力的作用来矫正变形，可以用手工锤击或机械压力。
- SDS-Plus electric hammer drill bits, HSS twist drills, Chisels, carbide tipped router bits, hole drilling implements, TCT saw blades and some other power tool accessories. 电锤钻头;麻花钻;钢凿;木工铣刀;开孔工具;TCT锯片;金刚石锯片以及其他五金工具零配件.
- His sooty hand smudged the paper. 他被煤烟熏污的手把纸弄脏了。
- Long hex shank Electric hammer drill bit 长六角柄电锤钻头
- The children walk down the street hand in hand. 孩子们手拉手地在街上散步。
- The teacher asked the pupil to put his hand down. 老师叫这个小学生把手放下。
