The deforming force of cone-die direct extrusion is solved by a mathematic method based on the simplified flow model of slip line field.
基于滑移线场的简化流动模型，运用数学方法求解出了一种锥形模正挤压变形力的最佳上限解，并将该上限解用通用解析式表达出来。
Traveling-wave interaction and secondary magnetic field is generated electromagnetic force, which is a straight line to run the basic principles of electric motors.
行波磁场与次级相互作用便产生电磁推力，这就是直线电动机运行的基本原理。
The general definition of the line of electric force and the universal properties drawn from the chart of the line of electric force conform to any types of electrostatic field.
电场线的一般定义及从电场线图归纳的普遍性质符合各种静电场。
Power wire in a magnetic field direction of movement of the force and the magnetic sense of direction with the current line (magnetic field) direction related.
通电导线在磁场中受力运动的方向跟电流方向和磁感线(磁场方向)方向有关。
However, the speed of the rotor rotation speed did not change the high magnetic field, or magnetic line of force will not be able to cut the copper.
不过此转子转动速度没有磁场变换之速度高，否则磁力线将不能为铜棒所切割。
However, the speed of the rotor rotation speed did not change the high magnetic field, or magnetic line of force will not be able to cut the copper.
不过此转子转动速度没有磁场变换之速度高，否则磁力线将不能为铜棒所切割。
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