查询词典 drilling

The invention also relates to a thread joint for percussive rock drilling.

本发明还涉及一种用于冲击岩石钻孔的螺纹接头。

In order to protect the components of the drilling system a hollow core shock absorber for percussive drill strings has been designed.

为保护该钻探系统的该钻杆柱，设计了一种用于冲击钻杆柱的具有中空中心部分的吸震器。

Implementing good solid phase control, giving full play to peridium inhibitability of polymerized substance driven well fluid, keeping good rheologicability, sand carrying ability are considered to satisfy the requirement under well, reduce drilling resisting exte...

认为：在目前尚无更适合该地区新型钻井液体系的情况下，只要很好的实现固相控制，充分发挥聚合物钻井液的包被抑制性，保证钻井液具有良好的流变性、携砂性和滤失造壁性，也能较好地满足井下要求，降低阻卡程度，减少井内事故。

Objective To study periosteum grafting,subchondral bone drilling and chondrocyte grafting for repair of articular cartilage defect.

目的 对比研究骨膜移植术、软骨细胞移植术和骨软骨钻孔术对关节软骨损伤的修复。

The main products are: Hammer, thermal conductivity detector, permeameter, contraction of the expansion device, hand-held strain gauge, waterproof material detector, low-bending device, slag ball content in separators, heat load tester, performance test combustion furnace, a variety of thickness, thermal expansion of graphite electrode NG, coal strength meter, electric tamping device, hydrophobicity tester, mineral wool density meter, concrete drilling sampling machines, sawing machines, removed machine, setstube machine, hydraulic bending machine, impervious tester, determination of heat resistance, heating telescopic measuring device, an extension device, penetration tester, small meter, viscometer, drying time tester, pencil hardness tester, pendulum hardness, the adhesion tester, film zoned grid, and resistant to scrubbing detector, solvent resistance detector, wearable device, flat grinding device, wear-resistant coating shakeout device, staining resistance tester, impact tester , piercing instrument, instrument bending film, film coating, and sanding machines, cone-shaped grinding, high-speed dispersion machine, three roller grinder, Scratch tester, indentation tester, gloss Miriam, white tester, fresh video of Miriam, Miriam reflectivity, iron cobalt colorimeter, paint density cup, crack resistance testing apparatus, leveling device, flow hanging device, visual color box, the minimum temperature detector into a grinding, low temperature brittleness tester, visual color boxes, electronic pull machine, Mooney Viscometer, vulcanizing device, the proportion of direct-reading, the cold compression tester, heritage wearable device, Heritage scratch device, the friction coefficient detector, coating Detect zoned grid plate , coating resistance tester, such as burning a variety of test equipment.

主要产品有：回弹仪、导热系数测定仪、渗透仪、收缩膨胀仪、手持应变仪、防水材料检测仪、低温弯折仪、渣球含量分离器、热荷重试验仪、燃烧性能试验炉、各种测厚仪、石墨电极热膨胀仪、煤强度测定仪、电动击实仪、憎水性测试仪、矿棉容重测定仪、混凝土钻孔取样机、锯切机、磨平机、套丝切管机、液压弯管机、不透水试验仪、耐热性测定具、加热伸缩测定器、延伸仪、针入度仪、细度计、粘度计、干燥时间试验器、铅笔硬度计、摆式硬度计、附着力测试仪、漆膜划格器、耐洗刷测定仪、耐溶剂测定仪、耐磨仪、平磨仪、涂层落砂耐磨仪、耐沾污测试仪、冲击试验仪、穿孔仪、漆膜弯曲仪、涂膜涂布器、砂磨机、锥形磨、高速分散机、三滚研磨机、划痕试验仪、压痕试验仪、光泽仪、白度仪、鲜映性仪、反射率仪、铁钴比色计、涂料密度杯、抗裂性试验仪、流平仪、流挂仪、目视比色箱、最低成磨温度测定仪、低温脆性试验仪、目视比色箱、电子拉力机、门尼粘度仪、硫化仪、直读比重计、压缩耐寒试验仪、文物耐磨仪、文物划痕仪、摩擦系数测定仪、涂层检测划格板、涂层耐燃烧试验仪等多种试验仪器。

Based on the foundation of anatomizing the structure of robot, taking full advantage of parallel move performance of the double triangle boom of the rock-drilling robot ac-cording to the condition of the diversification of the boomend location brought by the change of each joint, integrating the knowledge of robot kinematics, an expert system is established to adopt the personate means, that is" the first toorientate the end, then to orientate the location "to realize the speediness orientation.

作者在分析凿岩机器人钻臂结构的基础上，利用钻臂的双三角支架的空间平移性能，根据各关节变化所引起的钻臂端部位姿的变化，综合机器人学中运动学知识，建立一个专家系统，采用拟人化的方案———"先定点，再定位姿"，解决凿岩臂的快速定位问题，以实现描述各关节位置的变量的快速逆运算。

According to drilling, logging and seismic data in the north of the basin, four types of identification signs were determined to the Phanerozoic sequence boundary. And two kinds of sequence boundaries (unconformity and shift surface of deposition) were identified.

应用层序地层学的原理和方法，综合研究盆地北部钻井、测井及地震资料，确定4种层序界面识别标志，在盆地北部新生代始新世—中新世识别出2种类型层序界面：不整合面和沉积作用转换面。

The current 2007 drilling programs in Tennessee and Pincher Creek, Alberta could be the company's elusive ticket to the next level.

目前的钻探计划2007年在田纳西州和Pincher溪，艾伯塔省可公司的难以捉摸的入场券一个新的水平。

Business owners lathe, planer, milling, drilling, line cutting, and other processing equipment.

企业拥有车床、刨床、铣床、钻床、线切割等多种加工设备。

Plimsoll Corporation Pte Ltd is the leading supplier of equipment for oil drilling and gas vessels and other types of ships in the Asia Pacific region.

普利姆索尔公司有限公司是全球领先的设备供应商，为石油钻井和天然气的船只和其他类型的船舶在亚太地区。。。

And Pharaoh spoke to Joseph, saying, Your father and your brothers have come to you.

47：5 法老对约瑟说，你父亲和你弟兄们到你这里来了。

Additionally, the approximate flattening of surface strip using lines linking midpoints on perpendicular lines between geodesic curves and the unconditional extreme value method are discussed.

提出了用测地线方程、曲面上两点间短程线来计算膜结构曲面测地线的方法，同时，采用测地线间垂线的中点连线和用无约束极值法进行空间条状曲面近似展开的分析。