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- safety drilling method 安全钻孔法
- This drilling method is simple operated and quite fit for worksite operation. 该方法操作简单,非常适合于现场操作。
- Drillpipe sticking and easing damage are caused during drilling through deep salt-gypsum beds and have negative elect on safety drilling. 摘要深井盐膏层钻井施工风险极大,常会引起卡钻和套管损坏,影响安全钻井。
- Drilling method of pin hole: the pin hole shall be predrilled by supplier prior to hot dip galvanization. 销钉孔的钻法:销钉孔应为供应商在热镀锌预钻好。
- The hole drilling method is presented to measure residual stresses in orthotropic materials. 讨论了小孔法测量正交各向异性材料残余应力。
- The service Department of Nitro Nobel AB has developed a drilling method which can also be used in sandpits to eliminate overhang. 诺贝尔炸药公司业务部研究成功一种打眼方法,可以用来排除采砂场中的突出部分。
- 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。
- Used with drill, it can simplify the drive device of the drilling rig, facilitate optimum and safety drilling;ease automization of the drilling equipment.Therefore, application of the A. 在钻机上使用,可简化钻机传动机构,利于优化钻井和安全钻井;
- The causes of using traditional wet drilling difficultly are analysed. And the wet drilling method of the coal electric drill of external spray hydroelectric interlock is related. 分析了传统湿式打眼难以推广应用的原因,叙述了外喷雾水电联锁煤电钻湿式打眼法。
- For coal spontaneous combustion in roadway, the test drilling method is applied and then the mud fluid or water is grouted for rescue work in practice of coal mine. 摘要对于巷道自然发火,我国当前煤矿现场往往采用试探法打钻,然后灌注泥浆或水实施救灾。
- Strain gage hole drilling method is one of the most popular residual stress measurement methods. 应变片钻孔法是工程中应用最广的残余应力测量方法之一。
- The relieved coefficients during the measurement of the residual stresses in the fiber reinforced composites by the hole drilling method were given with conversion of the two coordinate systems. 针对纤维增强复合材料的属性特点,应用坐标系转换原理推导出通孔法测量复合材料残余应力时的应力释放系数公式。
- Bohai Caofeidian Oilfield safety drill 渤海曹妃甸油田
- This article introduces Fenhe reservoir rock plug blasting practice, which was carried out in the thick layer of silt underwater and chamber blasting plus drilling method was adopted. 介绍了汾河水库泄洪隧洞进水口岩塞爆破的方案,该隧洞既在水下又在较厚淤泥下,因此采用了洞室加钻孔爆破方案。
- Engineering practice shows that tubular drill is a high efficient drilling method, which has accumulated experience on all right drilling hole for the large floating rock and screed stratum. 工程实践表明,筒钻法对大漂石和卵石地层钻进成孔是非常有效的,这为该类地层的顺利成孔积累了成功的经验。
- Safety Drilling Technology in Dolostone and Evaporite Bed 白云岩及盐膏岩层安全钻井技术
- Scientific drilling methods,proper drilling assembly and monitoring with drilling shall be used to ensure success of horizontally sidetracked wells during ... 科学的工艺措施、合理的钻具组合、适宜的随钻监控方法是保证侧钻水平井成功的关键。
- It seemed an eternity before news of his safety reached her. 他平安的消息到达她那里之前,那段时间似乎是无限漫长的。
- To distinguish dialectal consonants from their corresponding Standard Chinese consonants, along with proper drilling methods, is helpful to improving their Standard Chinese. 找出方言声母与普通话声母对应关系,辅以一些适当的训练方法,有助于提高普通话水平。
- Thanks to I had tied then the safety belt. 幸亏我当时系上了安全带。