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- double arc method 双电弧法
- As a welding method of high efficiency and low energy consumption, double arc welding has a favorable foreground in the practical production. 双弧焊接作为一种高效节能、优质经济的焊接工艺方法,在实际生产中具有良好的应用前景。
- Based on basic theory of maximum error minimum method, double arc parameters for normal tooth outline in rectangle spline hob are optimized to obtain tooth outline in workpiece with minimum error. 根据最大误差最小法的基本原埋,对矩形花键滚刀法向齿形的双圆弧参数进行了优化,使滚刀加工出的工件齿形误差最小。
- This paper analyses and calculates the geometric parameters of the double arc ball slide. 本文对双圆弧截面滚珠导轨的几何参数进行了分析和计算。
- A grinding wheel dressing device is introduced,which is used in the vertical CNC grinder to grind double arc raceway of rotary support bearings. 介绍了主要用于立式数控磨床大型回转支承双圆弧滚道加工的数控砂轮修整装置。
- According to the analsysis of horizontal well's trajectory, this article introduced nine kind of horizontul profiles, such as single arc, double arc and so on. 水平井选料轨迹有一般造斜、垂直造斜点、目的层水平段、稳斜加下造斜、上选料加稳斜、单一稳斜、双圆弧造斜、单圆弧造斜及单圆弧造斜加水平稳斜轨迹等9种类型。
- Fe-C nano _ particles, which is produced by AC arc method in Ar gas atmosphere at pressure of 18 kPa, is studied by transmission electron microscope(TEM) observation and selected area electron diffraction(SAED) analysis. 利用透射电镜观察和选区电子衍射分析研究了在18kPa的Ar气氛中通过交流电弧法制备的Fe -C纳米微粒。
- A method of measuring the running error of telescope focusing is put for ward by using height differences of points in substituting a straight line for the traditional circular arc method. 本文提出一种用直线法确定各点高差代替传统的圆弧法确定各点高差来测定水准仪望远镜调焦运行差,将这种新的方法称作直线法。
- The Circular -Arc-Tooth-Trace gear with double arc flank profile has the tooth trace of CATT gear and the tooth flanks profile of double circular arc gear, therefore the gear is convex-concave engaging in both flank profile and tooth trace. 圆弧齿线双圆弧齿轮是采用双圆弧齿轮的齿廓和圆弧齿线圆柱齿轮的齿线而形成的新型齿轮,独特的凸凹啮合齿线和凸凹啮合齿廓,使其齿面接触强度和轮齿弯曲强度都得到了很大提高,是一种应用前景十分广阔的新型齿轮。
- The numerical results show that the double arc transition form can make different cylinder shells eliminate stress concentration at two ends and amend stress distribution of changeover portion. 计算结果表明：双圆弧式的过渡形式能使不同直径圆柱壳两端连接处消除应力集中和改善过渡段应力分布。
- A BECOMMENDED METHOD OE DOUBLE ARC ELLIPSE PASS DESIGN 双圆弧椭圆孔型设计的新方法
- Doppler positioning by the short arc method; 多普勒短弧法定位;
- TIG Touch Striking Arc Method with Small Current 钨极氩弧焊的小电流接触引弧方法
- high streaming velocity arc method 高流速弧光法
- Doppler point positioning by the short arc method 多普勒定位
- double arc contact reduction gear 双圆弧减速齿轮
- A study of double arc crown profile of PDC bits PDC钻头双圆弧冠部轮廓曲线研究
- A double rainbow frames termite mounds in Australia's grasslands. Double arcs happen when light is reflected more than once in an atmospheric water droplet. 意译：彩虹在自然界的模式。一个双彩虹构造在白蚁土堆位于澳大利亚的草原。双弧彩虹的出现是当光线的反射超过一次在大气层的水微滴。
- double arc extinguishing chambers 双灭弧室
- The calculate method of node coordinates in double arc gain on ellipse curve 双圆弧逼近在椭圆零件加工中节点值的求解
