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The Application of Nozzle in Ship

Published on February 4 2013

First, the promotion of ship is inseparable from the application of the nozzle, the operation of ship relies on spects spray water is to the back of the hull to help the boat forward, relying on the reaction force of the water to drive the boat forward,...

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Aluminum Foil in the Packaging Industry

Published on February 3 2013

Flexible packaging Flexible packaging is a new type of packaging developed in recent years developed, it has the special effects of moisture-proof and preservation, and it is a kind of ideal packaging products in the modern packaging. It is the bag packaging...