Successive initiation of the arc spots and their jumping motion along a track were observed.
观察到弧斑沿弧迹的产生经过及其眺跃运动。
An arc motion would make people's gaze stick to the curving hand and stay there, while a straight line would make their eyes flick back to the beginning and jump between the two.
弧形移动能使人注视弯曲的手并在移动终止点集中注意力，但直线移动会让人目光闪回起始点，并在两点间移动。
The circular arc automatic door is reciprocating swing, and its motion parameters are the number of swing per minute, the size of the swing Angle and the travel speed ratio coefficient.
圆弧形自动门是往复摆动，其运动参数是每分钟摆动次数、摆角大小和行程速比系数等。
The effect of arc ignition location on the arc motion was analyzed firstly.
分析了电弧初始位置对于电弧运动的影响。
The trajectory of umbrage motion shaped a butterfly arc belt. The situations of outside and inner arc belt were influenced by height of tree (H) and the height below branch respectively.
试验区树荫运动轨迹呈蝶形弧带变化，树高影响投影外弧线位置，枝下高影响投影内弧线位置；
Comparison analysis for antiplane surface motion features between the circular-arc cross-section alluvial valley and the single overburden layer is investigated in details in this paper.
为了更深入地研究了一般圆弧状沉积盆地的出平面地表运动特征，本文与已有的软土单覆盖层解析结果做了对比分析。
A structure of task level OLP system is presented for arc welding robot, which consists of a modeler, a task programmer, a task planner and a robot motion simulator.
提出了一种弧焊机器人任务级离线编程系统的结构，包括建模器、任务编程器、任务规划器和机器人运动仿真器等四个基本模块。
The computed results show that the model can be used to simulate motion of arc accurately and calculate characteristic parameters conveniently.
结果表明，应用这一电弧数学模型可以准确的模拟电弧的开断过程，方便地计算电弧的特性参数。
The system USES fuzzy control theory to realize the motion control of electrodes of submerged-arc carbide furnace.
本系统引用模糊控制对埋弧电石炉三相电极升降进行控制。
It is suggested therefore that the extensional direction evolution was controlled by the oceanic motion and the craton destruction took place under a back-arc spreading setting.
这反映华北克拉通东部区域拉伸方向的演变受控于太平洋区大洋板块运动，克拉通破坏的动力学背景应为弧后伸展。
The coupling relation between the directions of the overriding plate extension and oceanic plate motion supports the slab rollback model for the back-arc extension.
本次工作所发现的弧后大陆边缘伸展方向和大洋板块运动方向相吻合，支持弧后拉张机制应为板片后退模式。
Keeping the arm as stiff as a board, swing it in an arc-like motion from the shoulder, making contact in front of the shoulder.
臂要伸直，并保持伸直的姿式不变，以肩为轴把球拍划出弧线，在肩部的前方勾击来球。
Keeping the arm as stiff as a board, swing it in an arc-like motion from the shoulder, making contact in front of the shoulder.
臂要伸直，并保持伸直的姿式不变，以肩为轴把球拍划出弧线，在肩部的前方勾击来球。
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