A design method on level swing beam disc plough was put forward by designing and calculating of level swing beam mechanism, side force balance mechanism and overall parameters.
通过对水平摆式圆盘犁的水平机构、机组侧向力平衡机构、机组整体参数的设计计算，提出水平摆式圆盘犁的设计方法。
The principle of static and dynamic balance of precision rotating equipment is analyzed. The corresponding measurement method is brought forward.
对精密旋转设备的静、动平衡原理进行了深入分析，提出了相应的测量方法；
In this paper, a new method of calculating the heat load of display cases was put forward based on the heat balance analysis of the air in it.
以陈列柜为研究对象，在对其柜内空气进行热平衡分析的基础上，提出了利用风幕进出口的焓差确定陈列柜热负荷的方法。
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