chen wen zhi shi qing (6 risultati)

paperback. Condizione: New. Language:Chinese.Paperback.Pub Date:2023-03 Pages:612 Publisher:Higher Education Press This book is a project planning textbook for Research on Computer Professional Course Construction Based on System Ability Cultivation. This book is positioned as a hands-on digital system basic experiment and practice textbook for beginners. leading readers step by step from gate circuits to digital system design. and finally realizing digital systems with application as the goal. The book is divided into .

paperback. Condizione: Good. Prevention and treatment of neurasthenia.

paperback. Condizione: New. Paperback. Pub Date: 2021-06-01 Pages: 67 Language: Chinese Publisher: China Agricultural Publishing House. People increasingly realize that soil resources are limited and threatened by human activities such as industry. urban activities. and agricultural production.?In order to prevent soil degradation or the loss or decline of soil functions (such as providing healthy and nutritious food). there is an urgent need for sustainable management of soil resources.?A prerequisite for the sustainab.

paperback. Condizione: New. Paperback. Pub Date: 2017-02-01 Pages: 288 Language: Chinese Publisher: higher education press of the operating system design and implementation of computer specialized curriculum construction of cultivating the ability of based on system research project for teaching to based on the computer specialized curriculum construction of cultivating the ability of system research project planning materials.The operating system design.

paperback. Condizione: New. Paperback. Pub Date: 2021-06-01 Pages: 65 Language: Chinese Publisher: China Agriculture Press This book introduces the application of soil erosion control measures as the most difficult problem in soil erosion management.?At present. two problems have been confirmed to hinder the implementation of soil erosion control measures: First. many erosion effects occur off-site. and off-site effects have no direct interest relationship with land users. so land users will not take control. Management.

paperback. Condizione: Good. Paperback. Pub Date :1971-03-01 Publisher: Chi Man Press before the title page the original collections signature seal of the artist!