The results show that the interaction of equal distance at the beginning between dark solitons of the string is not so complicated as bright solitons string.
结果表明：等初始间距的暗孤子串的相互作用不像明孤子那样复杂；
Improved Minimum Distance First(MDF) algorithm and string similar degree algorithm are adopted to recognize the interaction gesture.
基于计算机视觉，采用改进的最小距离优先算法和字符串相似度算法，实现对交互手势的识别。
Finally, in order to control the well path by dynamics, great attention should be paid to the interaction between bit and drill string.
为了实现依据钻柱动力学的井眼轨迹控制，应特别重视钻柱振动特性与钻头受力状况的相互影响。
On the system dynamics, the dynamics model for roller cone bit under the interaction of drilling string and rock was established.
从系统动力学的角度出发，建立了基于钻柱、岩石相互作用下的牙轮钻头动力学模型。
The dynamics of roller cone bit under the interaction of drilling string, bit and rock during the drilling process was investigated.
研究了钻井过程中钻柱、钻头、岩石相互作用下的牙轮钻头动力学特性。
On the basis of the interaction model between formation and rock bit, a lateral vibration dynamic model of the rock bit was established under the interaction between drilling string and rocks.
在建立牙轮钻头与井底岩石互作用模型的基础之上，建立了基于钻柱和岩石互作用下的牙轮钻头横向振动动力学模型。
On the basis of the interaction model between formation and rock bit, a lateral vibration dynamic model of the rock bit was established under the interaction between drilling string and rocks.
在建立牙轮钻头与井底岩石互作用模型的基础之上，建立了基于钻柱和岩石互作用下的牙轮钻头横向振动动力学模型。
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