求翻译：端盖和迷宫套并非易损件，端盖在应用过程中固定不动，且不和运动零件发生接触，不知是什么力使其受到破坏；迷宫套和轴承内圈接触，并随轴和轴承同步旋转，也没有和其它零件发生接触并相对运动，所以不知什么情况让端盖受到如图片那样的损坏。根据我们的经验，端盖和迷宫套不是易损件，只有在受外力的情况下，才能损坏，不知在拆卸端盖和迷宫套的过程中是否有不恰当的操作。是什么意思？

Cover and set the maze is not wearing parts, cover the application process in fixed and moving parts and does not come into contact, and I do not know what power it from being damaged; maze sets of contacts and the bearing inner ring, and with the shaft and bearing synchronous rotation, and the othe

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End cover and labyrinth set of by no means vulnerable, end cover in application process fixed motionless, also the disagreement motion parts have the contact, did not know is any strength causes it to receive the destruction; Labyrinth set of and bearing inner loop contact, and along with axis and b

End cover and maze sets is not easy loss pieces, end cover in application process in the fixed does not dynamic, and does not and movement parts occurred contact, does not known is what force makes its was damage; maze sets and bearing within ring contact, and with axis and bearing synchronization r