Pan kun rong (9 risultati)

paperback. Condizione: New. Language:Chinese.Paperback. Pub Date: 2024-09 Pages: 136 Publisher: Shanghai People's Fine Arts Publishing House In the cultural relic protection and restoration industry. archival records are a practical necessity and a reflection of the quality of cultural relic protection and restoration work. In recent years. the number of undergraduate institutions offering cultural relic protection and restoration majors in my country has gradually increased. How to enable students to quickly and profes.…

paperback. Condizione: New. Language:Chinese.Paperback. Pub Date: 2024-11 Pages: 348 Publisher: Science Press This book is based on the problem of spontaneous combustion of coal during deep mining. By studying the stress state of coal seams in the same stress concentration zone or deep high-stress coal seams during mining and repeated mining. it conducts temperature rise oxidation experiments on raw coal under different working conditions and repeated loading and unloading stresses under different initial stresses and r.…

paperback. Condizione: New. Ship out in 2 business day, And Fast shipping, Free Tracking number will be provided after the shipment.Paperback. Pub Date :2003-01-01 Pages: 404 Language: Chinese Publisher: CFLACPC Our books are all part of a new book written inventory of genuine special spot if stock will contact you promptly refund ! Profits. refused to bargain . Shop default hair rhyme delivery . less places to choose other courier . alternative delivery prices need to increase. about three days to express . 7-15 days to the surface ( surface is not guaranteed for delivery or pickup call notification ) . please leave a me.Four Satisfaction guaranteed,or money back.…

paperback. Condizione: New. Paperback. Pub Date :2003-03 Pages: 404 Publisher: CFLACPC sheets: 12.875.

Soft cover. Condizione: New. Language:Chinese.Author:PAN RONG KUN.Binding:Soft cover.Publisher:Writers Publishing House; 1 (January 1. 2011).

paperback. Condizione: New. Paperback. Pub Date: 2019-12-01 Pages: 136 Language: Chinese Publisher: China University of Mining and Technology Press Research on the Spontaneous Combustion Law of Coal in Deep Mining is based on the coal spontaneous combustion problem existing in the deep mining process of coal mines. by simulating the same mining horizontal stress The stress state of coal seams in concentrated areas or deep high ground stress coal seams during the process of being affected by mining and repeated mining. T.…

Hardcover. Condizione: New. HardCover.Pub Date:2022-11 Pages:262 Language:Chinese Publisher:Social Sciences Academic Press This book conducts an in-depth study on the port-industry-city integration development of the Beibu Gulf International Gateway Port. the hinterland industry situation. the contribution of the hinterland to the port economy. and the problems existing in the port construction and development. It focuses on analyzing the development trend of the actual hinterland and the potential hinterland. and evalu.…

paperback. Condizione: New. Paperback. Pub Date: 2019-10-01 Pages: 218 Language: Chinese Publisher: Science Press coal mine gas explosion prevention and mitigation technologies PAN Rong Yu Ming Gao Kun with Beijing coal mine gas explosion prevention and mitigation technology comprehensive and systematic study of coal mine gas explosion the process of explosion suppression. explosion control and mitigation mechanisms. to build point - line - surface integration of the gas explosion proof .…

paperback. Condizione: Good. Pub Date: 2003 Pages: Size: Publisher: CFLACPC Folio: Big 32 Pages: 404.