Algae extract has the great efficiency to ... International Journal of Metals is a ... The fungicidal effect of the silver nanoparticles could be assessed ...
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Coring Performance Tooling ... leader in exploration drilling technology and is dedicated to the development of diamond core drilling ... Diamond Bits. The ...
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Royal Tees – the NEW conventional tee. Royal Tees Golf Tee is the first fully flexible golf tee that brings a greater consistency and extra yardage to your drive.
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Cross roller bearing The single-row crossed roller slewing ring is composed of two seat-rings.It features compact in design,light in weight,high precision and small ...