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Bearing selection is very important. The quality of the information available to make these selections will play a major role in determining the success of the bearing choice.

Bearing is an important part of machine. How to choose bearing? There are some factors we need to think about.

Remarks on the appointment of Ms Peng Liyuan as WHO Goodwill Ambassador for Tuberculosis and HIV. Dr Margaret Chan Director-General of the World Health Organization Geneva, Switzerland 3 June 2011

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