1·The study of dynamics is done for boring bar, and the methods are summarized to alleviate vibration chatter.
对镗杆振动学进行了研究，并总结了减小颤振的方法。
2·The experiments prove that number calculations are correct. The steps of designing boring bar are presented.
实验验证了数值计算结果的正确性，并提出了优化设计减振刀杆的步骤。
3·The micro boring bar is designed in a structure of two poles, so as to be easy for on-line error inspection and compensation.
微量镗杆设计成双杆结构形式，便于误差的在线检测和补偿。
4·When a back and forth handle on the boring bar is rotated, the boring bar falls back and the pin can quickly dismount the knife.
当转动机床镗杆进退手柄使镗杆向后退时，销子就可快速的把刀具卸下。
5·The supporting length of the boring bar is prolonged and the hardness of the boring bar is greatly increased by the guide sleeve.
由于增加了导套，延长了镗杆的支撑长度，大大增强了镗杆的刚度。
6·This paper represents a new description about vibration coupling principle based on study of damping vibration of cutting side boring bar.
本文通过削边镗杆减振原理的研究对振型耦合原理提出一种新的描述。
7·In order to have a better damping effect, the design parameters of the built-in damping boring bar should be optimized in the design stage.
为了使内置式减振镗杆有比较好的减振效果，在设计时应该对其设计参数进行优化。
8·The designs of boring process, boring mould, boring bar, boring tool and precision boring head are analyzed and researched, and the five problems above are solved.
本文从机床布置、镗削工艺、镗模、镗杆、镗刀、精镗头的设计等诸方面进行了分析、探讨，对以上五个难点问题给以解决。
9·The results show it is important to use high. damping materials for improving dynamic performance of precision boring bar, especially of precision adjustable boring bar.
结果表明，采用具有优良阻尼性能的材料对于提高精密镗杆，特别是精密可调镗杆的切削稳定性，具有十分重要的作用。
10·The only major difference is that boring jigs are normally fitted with a pilot bushing or bearing to support the outer end of the boring bar during the machining operation.
唯一最重要的差别是镗夹具一般用于控制衬套，或者在机器操作时支撑镗杆的外端。