Published by China University of Mining and Technology Press, 2019
ISBN 10: 7564636610 ISBN 13: 9787564636616
Language: Chinese
Seller: liu xing, Nanjing, JS, China
paperback. Condition: New. Paperback. Pub Date: 2019-01-01 Pages: 191 Language: Chinese Publisher: China University of Mining and Technology Press. The main contents of this book include: characteristics of the geological conditions of the Shendong mining area and overview of the surface ecological environment. and the characteristics of overlying rock activities in conventional shallow coal seam mining And crack development law. evolution law of water retention performance of water-resistant layer mining and water ret.
Published by China University of Mining and Technology Press, 2018
ISBN 10: 7564642491 ISBN 13: 9787564642495
Language: Chinese
Seller: liu xing, Nanjing, JS, China
paperback. Condition: New. Paperback. Pub Date: 2018-12-01 Pages: 208 Language: Chinese Publisher: China University of Mining and Technology Press Xinjiang. as my country's fourteenth billion-ton coal base. has extensively thick coal seams in the area.?Research on the evolution of overlying strata structure and its control mechanism under repeated mining of extremely thick coal seams focuses on the evolution of overlying strata structure and its stability control under the conditions of large-scale mining space expansi.
Published by China Agriculture Press, 2020
ISBN 10: 710927411X ISBN 13: 9787109274112
Language: Chinese
Seller: liu xing, Nanjing, JS, China
paperback. Condition: New. Paperback. Pub Date: 2020-10-01 Pages: 245 Language: Chinese Publisher: China Agriculture Press This book introduces the production and application of the annual double-tillage technology of wheat and corn and the production situation of wheat and corn in Shandong Province. and clarifies the double-tillage of wheat and corn Water saving. cost saving and market application of the technology.?The main content includes the current situation of wheat production technology in Shandong Province. th.
Published by China Agricultural Science and Technology Press, 2021
ISBN 10: 7511653723 ISBN 13: 9787511653727
Language: Chinese
Seller: liu xing, Nanjing, JS, China
paperback. Condition: New. Language:Chinese.Paperback. Pub Date: 2021-06-01 Pages: 135 Publisher: China Agricultural Science and Technology Press Practitioners and experts who have been engaged in the quality and safety monitoring and management of fresh milk and risk assessment for many years in the evaluation laboratory. combined with their own work practices. integrated domestic and foreign food. agricultural products (especially fresh milk) regulations. public welfare industry (agricultural) scientific research The.
Published by Shanghai Culture Publishing House, 2023
ISBN 10: 7553526266 ISBN 13: 9787553526263
Language: Chinese
Seller: liu xing, Nanjing, JS, China
paperback. Condition: New. Paperback. Pub Date: 2023-01-01 Publisher: Shanghai Culture Publishing House. Badminton children have an overall understanding of the basic rules. training. technical essentials. and related events of each sport. Accurate and concise language. full of childlike illustrations. bring children a series of lively sports enlightenment lessons. Children can discover the fun of sports and ignite their enthusiasm for sports without bumping into each other.