wang tao deng huang ying (3 risultati)

paperback. Condizione: New. Paperback.Pub Date:2021-05-01 Pages:152 Language:Chinese Publisher:China Water Resources and Hydropower Press The quality status of the elements. from the physical integrity. chemical integrity. biological integrity and service function integrity of the river and lake ecosystems. as well as their mutual coordination. evaluate the health of the water ecosystem. and identify the existence of river and lake water ecology Health problems. and put forward targeted protection countermeasures.

paperback. Condizione: New. Paperback. Pub Date: 2021-05-01 Pages: 208 Language: Chinese Publisher: China Water Resources and Hydropower Publishing House This book selects five characteristic plateau lakes in the Pearl River Basin as the research object. Through the study of the water quality and water quality of the five plateau lakes for 7 consecutive years Ecological and other monitoring data are analyzed by mathematical statistics. and a health assessment system for plateau lakes in the Pearl River Basin has been co.

paperback. Condizione: New. Paperback. Pub Date: 2020-12-01 Pages: 331 Language: Chinese Publisher: Chemical Industry Press Storage and Transportation of Hazardous Chemicals is a sub-volume of Hazardous Chemical Safety Series (Second Edition).?Guided by system safety epistemology and methodology. this book focuses on the storage and transportation process safety of hazardous chemicals. It briefly introduces the status and progress of hazardous chemicals storage and transportation management technology. as well as the sa.