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- At six we were fallen in for drill. 六点钟我们站好队准备操练。
- Drill for drilling wall anchor holes. 用于打钻墙壁锚栓孔的电钻。
- Mix gel fluid for drilling conductor hole. 为钻导管井眼配制高粘度泥浆.
- This power tool is used for drilling holes. 这个电动工具是用来钻孔的。
- As for drilling mud but made up with 35ppb Bentonite to 100+ vis. 对钻井液，按每桶35磅比例加入膨润土，使粘度达到100秒。
- The machine used for drilling is called a drill press. 用于钻孔的机器叫做“钻床”。
- A novel filtration reducing agent NJ-1 for drilling fluid. 新型降滤失剂NJ-1的研究与应用
- Stones drilling bit:Use for drilling stones,concrete,firebrick etc. 石材钻头：适用于石材、混凝土、耐火材料的钻孔。各种型号及规格。
- The machine used for drilling is called a drill press . 用于钻孔的机器叫做“钻床”。
- The factory was set up for drill production in TAI-CHUNG. 于台中县青山设工厂，打造凿岩机用钻头。
- A form of opaque or dark-colored diamond used for drills. 墨金刚石一种不透明的或深色的钻石，用作钻(头)
- Looking for drilling materials, i.e. mud, Bore-hole Plug, Bentonite, etc. ... 查看“电子电工-电动工具”:公司信息商品信息供应信息
- CASTON is one of the enterprises for drill pipe production in China. 凯司通公司是国内最早从事钻杆生产的企业之一。
- This is the dope for drill pipe thread. It can't be used for drill collar. 这是钻杆丝扣油,不能用在钻铤丝扣上。
- A hand-held machine for drilling rock and breaking up pavement,operated by compressed air. 手挂式风钻，轻型凿岩机通过压缩空气运转的钻岩石、挖隧道的手持机器。
- A hand-held machine for drilling rock and breaking up pavement, operated by compressed air. 手挂式风钻，轻型凿岩机通过压缩空气运转的钻岩石、挖隧道的手持机器
- This bit is used for drilling hard and fragile materials, Such as decorative granite,marble,ceramic tile and glass,etc. 它用于花岗石、大理石、瓷砖、玻璃等硬脆材料的钻孔加工。
- This paper presents types of polymer additives for drilling and completion fluids abroad and their functions. 本文介绍了国外目前用于钻井液和完井液的聚合物添加剂的类型及作用。
- A bowl of hot chicken soup is good for you. 喝一碗热鸡汤对你有好处。
- A multifunctional additive ARJ for drilling fluid was synthesized by emulsion polymerization. 采用乳液聚合方法合成一种多功能钻井液添加剂ARJ,该剂具有一剂多效的特点,使用方便。
