阻尼材料在飞机结构上的应用是一个新课题。
Damping material being used on aircraft structure is a new thesis.
提出一种精确计算结构小阻尼的新方法。
A new method for accurate estimation of small damping of structure is presented.
实际结构的阻尼特性很复杂，也很难确定。
The characteristic of the actual structure damping is quite complicated and also hard to confirm.
第四章提出了一种新颖的高阻尼机床主轴结构。
In chapter 4, a new kind of high damping machine tool spindle structure is presented.
提出了阻尼轴承的主要结构参数及其确定方法；
The main structure parameters of the damper bearing are put forward.
提出了阻尼轴承的主要结构参数及其确定方法；
The main structure parameters of the damper bearing are put forward.
应用推荐