zhang yan rui feng juan (2 Ergebnisse)

paperback. Zustand: New. Language:Chinese.Paperback. Pub Date: 2024-12 Pages: 228 Publisher: Machinery Industry Press This book is written based on the experience of Hebei University's five-year engineering maker training. It is centered on the actual engineering projects and guided by product results. It allows people to directly face engineering projects and cultivate and exercise problem-based autonomous learning ability. comprehensive application ability of multidisciplinary knowledge and technology. and ability .

paperback. Zustand: New. Paperback. Pub Date: 2021-03-01 Pages: 249 Language: Chinese Publisher: China Agricultural Publishing House Shandong Province is the largest sheep-raising province in the country. and the number of sheep stocks and the output of main products are both in the forefront of the country.?In recent years. as the mutton consumption market has been boosted. the organization of production methods has changed. and the improvement of scientific and technological support services has continued to increa.