1) polar moment of inertia
极惯性矩
2) second moment of mass
惯性极矩
3) polar moment of inertia J_ρ
极惯性矩Jρ
1.
根据材料力学的基本原理,针对重型结构钢截面的形式,推导出其扭转时极惯性矩Jρ的计算公式。
4) second polar moment of area
截面极惯性矩
5) moment of inertia
惯性矩
1.
Relationship of moment of inertia and tensor of inertia;
惯性矩与惯性张量的关系
2.
The diagrammatical analysis of moment of inertia & product of inertia s rotation axis formula;
惯性矩(积)的转轴公式的图解分析
3.
1,which included the methods for determining the sectional size of stiffening ring on cone to large and cone to small,and the way for quickly calculating the moment of inertia at cone to large cylinder junction and cone to small cylinder junction.
通过一个实例介绍了按ASME第Ⅷ卷第一分册中的规定———外压作用下带锥壳设备的设计过程,并给出了锥壳与筒体连接处截面组合有效惯性矩的计算方法。
6) principal moment of inertia
主惯性矩
1.
A simple method for principal axses and principal moment of inertia of are is presented.
介绍了确定主轴、主惯性矩的简单方法。
2.
Change of components of inertia tensors in rotation of coordinates and calculation of principal moment of inertia is particularly complicated.
其中惯性矩、惯性积的转轴公式以及主惯性轴和主惯性矩的计算尤为复杂 ,在教学过程中 ,是学生学习的难点内容之一 。
3.
The position of principal axis of inertia & principal moment of inertia is determined.
介绍了惯性矩(积)的转轴公式的图解分析方法,并用此方法确定主惯性矩和主惯性轴的位
补充资料：电偶极矩
| 电偶极矩 electrical dipole moment 描述电偶极子本身特征的物理量。见电偶极子。 |
说明：补充资料仅用于学习参考，请勿用于其它任何用途。
参考词条