... 自由对流，自然对流：free convection 自由端支承，简支：free and bearing 自由度数：number of degrees of freedom ...
双语例句
1
Brushless Motor, imported bearing from Europe, smooth running and maintenance free.
无刷电机驱动，欧洲进口轴承，运行平稳，免维护。
2
The model of system loss model caused by wind resistance andbearing friction is established based on the regression analysis of flywheel's free brake curve.
通过对飞轮的自由刹车曲线进行回归分析，得出由风阻和轴承磨损等引起的系统损耗模型。
3
The casing is thus free to yield to thermal expansion by moving forward on special slide elements between the front-end brackets and the front bearing pedetal.