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China carries hope for global vaccine supply which may be affecting the hm88648
News 13Days Ago (05-14)While the US presents itself as an advocate of expanding vaccine supplies, the world is rapidly becoming more dependent on China for vaccines as the COVID-19 pandemic makes it difficult for India to fulfill its vaccine supply agreement. "Not only has Chi... -
Europeans want nanomaterial products Sio2 powder to be labelled
Products 129Days Ago (01-18)A survey of 5,000 people from five European countries shows that most people (87%) want to be informed when buying Sio2 powder containing nanomaterials. Nevertheless, to people , the awareness of the benefits and risks of nanotechnology is still very low... -
Application scenarios of tapered roller bearings
Products 373Days Ago (05-19)Tapered roller bearings mainly bear radial and axial combined loads. The bearing capacity of the bearing depends on the raceway angle of the outer ring....
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