在C6143型普通车床主传动系统中，由于传动比设计不够合理，致使主轴转速级数分布不均；
Due to the unreasonable design of the transmitting ratio in the major transmission system of lathe C6143, the progression of the spindle speed is asymmetrically distributed.
目前数控镂铣机的主传动系统广泛采用电主轴的结构形式。
The main transmission system of CNC carving and milling machine for woodworking extensively USES motorized spindle.
在机械结构中主要是主轴箱的传动设计，能够根据以给定的条件主轴转速来设计主传动系统。
In the mechanical structure of the spindle box is the main drive designed to be given under the conditions of the main spindle speed drive system design.
对主传动系统，我选用FANUCAC电动机通过带传动驱动主轴。
The main drive system, I choose FANUC AC motor drive through the belt drive spindle.
镗床主传动系统是用来实现镗床主运动的，它将主电动机的原动力变成可供主轴上刀具切削加工的切削力矩和切削速度。
The system of boring main driving is used to achieve the main movement boring machine, main Motor will become the driving force on the tool spindle machining cutting torque and the cutting speed.
镗床主传动系统是用来实现镗床主运动的，它将主电动机的原动力变成可供主轴上刀具切削加工的切削力矩和切削速度。
The system of boring main driving is used to achieve the main movement boring machine, main Motor will become the driving force on the tool spindle machining cutting torque and the cutting speed.
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