axis hold
英 美
Hold the spinning Bicycle Wheel Gyroscope with its axis horizontal.
手上拿著车轮回旋仪并保持它的转轴水平。
As the project is very brittle ceramic expansion coefficient and small, bearing gap may not be too small to hold axis in order to avoid accidents.
由于工程陶瓷很脆且膨胀系数小,所以轴承间隙不得过小,以免发生抱轴事故。