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- The Mean Spiral Angle Measurement of Cotton Fibre Secondary Walls by X-Ray Diffraction 用X射线衍射法测定棉纤维次生胞壁的平均螺旋角
- mean spiral angle 中心螺旋角
- The microfibril spiral angle increased in the upper level fruit branches and the outer fruit nodes. 微原纤螺旋角随果枝位变化自下而上略有增加 ,随果节位变化由里向外略有增加 ;
- The machine with smaller spiral angle, rotation rate deference, and cone angle may do a better job for slime dewatering. 采用小升角螺旋、降低转速差、增大转鼓高度有利于延长动态过滤时间、改善脱水效果。
- Prefabrication spiral V-notch blasting can control diameter of blasting block and reduce the second blasting by adjusting spiral angle. 摘要螺旋切槽孔爆破能够通过调整螺旋角来控制爆破块径、减少或尽量避免二次爆破，但目前有关螺旋切槽孔爆破的研究成果很少。
- When rotation speed is low, factors effecting soil delivering resistance are the soil volume carried by the vane and the spiral angle of drill. 采用两种不同螺旋角钻具对粘土进行输土实验,对比阻力结果证明了理论的正确性。
- A simple graphing method for desingning cam contour used for machining grooves of cutters with equal spiral angle is presented. The graphic procedure and a designing example are given. 提出一种用于绘制加工等螺旋角刀具槽形用凸轮廓形的简易作图设计法，给出了作图步骤及设计实例。
- This article focuses on the process of shaping the mixed rifle with a large spiral angle in the cannon, and proposes a cone-like cathode structure with asymmetric cuneiform working tooth. 分析了火炮身管大缠角混合膛线的成型过程,提出圆锥体单边切进楔形工作齿的阴极结构,经试验确定了阴极体锥度、长度与楔形工作齿角度的匹配关系。
- equal spiral angle taper cylindrical milling cutter 等螺旋角锥度柱铣刀
- By means of adjusting the spiral angle and streaming area,different velocity fields,pressure fields and atomization angles are carried out to study the effect of the swirl distributor to the flow characteristics of the nozzle. 通过调整旋流喷嘴旋流片的螺旋升角和通流面积等结构参数,对喷嘴雾化的压力、速度场进行计算,推导了喷嘴的雾化角,从而研究旋流片对喷嘴流场特性的影响。
- big module- small spiral angle gears 大模数小螺旋角齿轮
- The mainstructure parameters of spirally grooved tube are diameter of tube, fin pitch,corrugation depth, wall thickness, spirally angle and spira. 螺旋槽管(亦称螺纹管)是其中的一个重要分支,它是一种优良的高效异形强化传热管件。
- Do you mean say we are met for a thunder storm? 你肯定我们会遇到一场雷雨？
- I feel mean for not doing more for my son. 我对没为我儿子多做点事而感到惭愧。
- Defeat in this election would mean he was done for. 这场选举的失败意味着他政治生涯的结束。
- By power we mean the rate of doing work. 我们说功率就是指做功的速率。
- CNC-ECM of the Mixed Rifle with a Large Spiral Angle in Cannon 火炮身管大缠角混合膛线计算机数字控制电解加工技术研究
- I have no conception of what you mean. 我想不出你的意思是什么。
- Military budget continue to spiral. 军费预算继续上升。
- The mean yearly rainfall is20 inches. 每年平均降雨量是二十英寸。
