The protection effect is perfect to adopt new technology of greening cage brick.
采用绿化笼砖新技术，治理效果十分理想。
The cage has experienced light wear with little effect on the normal operation of bearing.
保持架发生了轻微的磨损，但并不影响轴承的正常工作。
The cage has experienced light wear with little effect on the normal operation of bearing.
保持架发生了轻微的磨损，但并不影响轴承的正常工作。
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