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What is a Wafer? Definition and Applications of Wafer Polisher

Wafer polishing machine is a kind of polishing and grinding equipment used in semiconductor industry,wafer tester which is mainly used for polishing and process...

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A historical landmark that reminds you of old Hong Kong

Tung Lung Chau Rock Carving The Tung Lung Chau Rock Carvings are roughly 3,000 years old, the oldest and largest of their kind in Hong Kong, measuring 1.8 milli...

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