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- special rock cutting technique 特殊破岩技术
- Rapakivi is a special rock in Precambrian. 环斑花岗岩是发育于前寒武纪的一种特殊岩石。
- Research on Rock Cutting Techniques of Inserted Roller Cutters and Roller Cutter Bits 镶齿滚刀及滚刀钻头嵌岩技术的研究
- Based on the principle of cumulative charge explosion,a new kind of rock cutting blasting technique,the jet perforator charge blasting in small diameter boreholes,is developed in this paper. 本文介绍了适用于小直径炮孔爆破的岩石聚能切割爆破技术。
- The sharp rocks cut through his pants legs. 尖利的岩石撕破了他的裤腿。
- The thesis analysises the typical model profile and the special rock profile of Wudaoliang Group of Miocene Epoch in Hoh Xil basin. 论文对可可西里盆地中新世五道梁群的典型剖面和特殊岩性剖面进行了分析,并以泥灰岩和生物碎屑灰岩作为五道梁群的标志层。
- The paper puts forward a kin of numerical controlled laser cutting technique applied to wipe off encapsulation of chip. 本文研究了一种用于去除封装材料的数控精密激光切割技术。
- Water jet, as a novel rock cutting tool, can be combi ned with mechanical method to increase penetrating efficiency. 水射流作为一种新型切割工具运用于石油钻井中,与机械联合破岩可提高破岩效率。
- Gypsum breccia belongs to a new kind of breccia,which is dissovled by soluble suphate rock,and also belongs to a new type of special rock in engineering exploration. 膏溶角砾岩,是含膏盐岩系中的易溶硫酸盐岩溶蚀后的角砾岩,也是工程勘察中新发现的特殊性岩土的一种新类型。
- The arc cutting technique of air plasma water re-compressed won the second prize of National Scientific and Technological Progress Award. 科研项目空气等离子水再压缩弧切割技术获国家科技进步二等奖。
- STUDY ON SOFTWOOD CUTTING TECHNIQUES OF SOPHORA JAPONICA L. 国槐嫩枝扦插技术研究。
- Fallen rocks cut off the only access to the village. 落石阻断通往村庄的唯一通道。
- Using laser cutting technique with intelligent control, encapsulation of PCB with module or chips can be cut by layer without any harm. 利用成熟的激光切割技术,采用智能化控制,不仅可以对带器件PCB电路板、模块、芯片等器件的封装材料进行切割,实现剥离去除,且没有任何损伤;
- Numerical simulation model of rock cutting by disc cutter was created by using ANSYS-LS/DYNA and rock cutting process by disc cutter was simulated. 摘要利用ANSYS-LS/DYNA建立盘形滚刀破碎岩石的数值仿真模型,对盘形滚刀破碎岩石进行分析仿真。
- A: Here is a special rock, nered Yu Ling Leng which has four particularities so far as we know plenty of holes,absorptive capacity, genuine quality, and peculiar construction and what not. 这儿是一块奇特的岩石,名叫“玉玲珑”,据我们所知,它有四个特征:多孔、吸收性好、质地纯真和结构特殊等等。
- Status and developing tendency of laser cutting technique have been introduced with proposal for its developing target and technical problem needed to be solved. 介绍了激光切割技术的现状及发展趋势,提出了该技术的发展目标及需要解决的技术问题。
- Here is a special rock, nered Yu Ling Leng which has four particularities so far as we know plenty of holes,absorptive capacity, genuine quality, and peculiar construction and what not. 这儿是一块奇特的岩石,名叫“玉玲珑”,据我们所知,它有四个特征:多孔、吸收性好、质地纯真和结构特殊等等。
- In order to improve the dimensional accuracy and surface ro ughness of Direct Rapid Metal Tooling(DRMT), a laser bevel cutting technique for DRMT was proposed. 为提高直接快速制造金属模具的尺寸精度与表面光洁度,提出了面向金属模具快速制造的激光倾斜切割光整工艺。
- The main idea is using the most efficient cutting technique of the raw materials at the moment-the greedy-choice strategy, and then changing the problem to a subset problem. 主要思想是采用原材料利用率最高的切割方式优先的贪心选择策略,从而将问题转化为求解给定集合的子集和问题。
- But shaping as one of the bevel wheel" cutting technique has not realized the Computerized Number Control completely , it still must use the helix track to realize the spire move. 插齿加工作为斜齿轮切削加工的一种不可替代的加工方法还没有实现完全数字化控制,螺旋导轨依然是实现螺旋运动的机械副件。