ISBN 10: 7521007603 ISBN 13: 9787521007602
Seller: liu xing, Nanjing, JS, China
Hardcover. Condition: New. HardCover.Pub Date:2021-06-01 Pages:169 Language:Chinese Publisher:Ocean Publishing House's sea salt industry is based on brine resources.?In the vicissitudes and evolution of the geological process. the ancient sea water has been transformed into bittern through a complex underground physical and chemical process. and the bittern is a special gift given by nature to mankind today-a renewable underground liquid metal mine.?Regrettably. for thousands of years. human beings have only been aware.