Language:Chinese.SoftCover.Pub Date:2020-06-01.publisher:China Mining University Press.description:Paperback. Pub Date: 573 Language: Chinese Publisher: China Mining University Press Coal Mine Safety Production Standardization Management System Basic Requirements and Score Method (Trial) Expert Interpretation (2020 New Edition) Description 2020
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paperback. Condition: New. Paperback. Pub Date: 573 Language: Chinese Publisher: China Mining University Press Coal Mine Safety Production Standardization Management System Basic Requirements and Score Method (Trial) Expert Interpretation (2020 New Edition) Description 2020 New Edition The purpose of the standardization management system of coal mine safety production . Seller Inventory # NR030394