In Horizontal Well HW101, the problems related to cutting carrying is solved by adjusting and controlling the rheological properties of compound ionic polymer mud. HW101水平井通过调控复合离子聚合物泥浆流变性解决层流携带岩屑技术问题。
The simulation design of throwing and cutting the compound switch based on EMTP 基于EMTP的复合开关投切仿真应用分析
This paper studies the influence of eletrical parameters on the cutting rate and surface roughness of the cutting compound material SiC p/ LY12 in wire cutting electric discharging machining and analysed the surface features of cutting with SEM. 研究了电参数对电火花线切割加工SiCp/LY12复合材料的切割速度和表面粗糙度的影响;用扫描电镜分析了复合材料线切割加工表面的SEM形貌。
By studying ultrasonic amplitude transformers to meet the requirements of an ultrasonic vibration cell cutting system, a new compound cone step type amplitude transformer is constructed. 针对细胞微超声振动切割系统对超声变幅杆的要求,将等截面圆柱形阶梯变幅杆的一端替换成圆锥形变幅杆构成一种复合圆锥阶梯形变幅杆。
Various types of quadrants developed at lower water level, including low water fans, low water wedge, braided channel and lower cutting valley backing sand, will become favorable oil beds, and form subtle trap or compound traps. 低水位期发育的各类扇体,包括低水位扇、低水位楔、辫状水道以及下切河谷充填砂,都可能构成有效储层,并能形成隐蔽圈闭或复合圈闭。
The mechanism of cutting press compound shaping is studied in combination with the structure of heat exchanger, rib pin cooling pipes, thereby giving out the calculation formulas of rib pin structure. Meanwhile, the factors affecting the shaping process and structure parameters are analysed. 结合热交换器翅片结构,对成形机理进行了研究,给出了翅片结构参数的计算公式,并对影响成形过程和结构参数的因素进行了分析。
Experimental study of wire cutting electric discharging machining of compound material SiC_p/ LY12 线切割加工SiCp/LY12复合材料的试验研究
Finish Cutting Path Generation of Compound Surfaces Based on Trimmed NURBS 裁剪NURBS组合曲面精加工方法
Application of Cutting Tools made of Compound Silicon Nitride Porcelain to the Technology for Wear-Resistant Materials 复合Si3N4陶瓷刀具在高耐磨材料加工中的应用
When cutting temperature is higher than the brittle temperatures, the compound SiC and the compound Si_ 3N_ 4 both produce diffusion wear. 在切削温度高于高锰钢的脆化温度时,复合SiC和复合Si3N4都会发生扩散磨损。
BNS micro-emulsive cutting fluid consists mainly of the compound emulsifier and the compound borate as well as rust inhibitors. BNS微乳状切削液主要由复合型乳化剂、复合硼酸酯、防锈络合物等组成。
The method of processing small internal screws on stainless steel workpieces by using the cutting extruding compound technology is introduced. The process parameters and the metal allowance distribution between cutting tap and extruding tap are optimized. 介绍了采用切削&挤压组合工艺加工不锈钢工件小径内螺纹的方法,优选了工艺参数以及切削丝锥和挤压丝锥的加工余量分配。
The cutter features adjustable cutting angle, two-working station take-off, vacuum absorption technology and butt jointing device driven by servo motor for accurate joint, and automatic covering rubber compound onto the edge of longitudinally-cut steel cord; 该机裁断角度可调,双工位导开,采用真空吸附技术,拼接装置由伺服电机驱动保证了拼接精度,包边机构可将已纵向切割的钢丝帘布自动包胶边;
Machine tools with high speed transmission technology, high speed feed technology, high speed cutting tool, large power and large torsion spindle system and compound machining technology can perform high speed machining and high efficiency machining. 机床采用高速传动技术、高速进给技术、高速切削刀具,配以大功率或大扭矩主轴系统以及复合加工技术,可实现高速加工与高效加工。
A new non-chip cutting-press compound shaping technique of fin tube was presented. 提出了一种新的翅片管无屑切削挤压复合成形方法。
Vibration cutting which is origin of "using vibration to restrain vibration" is a new compound cutting machining techniques and its cutting advantages are increasingly marked. 振动切削作为一种源于以振抑振的复合切削加工新工艺,其不可比拟的切削优势日益显著。
The experimental tool materials for the steel cutting included compound SiC, compound Si_ 3N_ 4 and TiN coated carbide. 采用新型复合SiC,Si3N4和TiN涂层硬质合金刀具对高锰钢进行了切削加工对比研究。
By analyzing the reason of engendering bell in cutting valve holes and the method of removing bell, the design thought of the carbide floating compound reamer is introduced. 通过分析阀孔加工中喇叭口的形成原因及消除方法,介绍了加工阀孔用硬质合金浮动复合铰刀的设计思路。
The role of cutting compound in metal cutting process 切削液在金属切削工艺中的作用
As the development of machining technigue and the enhancement of safe and environmental protective consciousness, the use of cutting compound at present brings about the negative effects of safety, guality, environment, cost, etc. 随着加工技术的发展及安全与环保意识的增强,现行切削液的使用带来了安全、质量、环境及成本等面的负面效应。
The method of cutting a single drug of mulberry leaves compound was used to study the abilities of anti-oxidation and tyrosinase inhibition, the contents of polysaccharides, flavonoid and polyphenol. Software SPSS was used to analysis the correlation. 运用拆方方法,将桑叶复方进行单味药删减,测定了全方及各拆方的抗氧化和抑制酪氨酸酶能力,总多糖、总黄酮和总多酚含量,并运用SPSS进行相关性分析。