wang dong zhi yang rong (3 Ergebnisse)

paperback. Zustand: New. Language:Chinese.Pages Number: 150 Publisher: Shandong Science and Technology Pub. Date :2009-01-01 version 1. Contents: First. the reasons for the occurrence of fish diseases (a) the classification of fish (b) fish diseases caused by environmental factors (C) lead to fish of the biological factors (d) factors that caused their fish two fish. fish disease diagnosis (A) site survey. asking (b) on-site observation. test (c) the diagnosis of three fish. freshwater fish Health Management (A) to m.

paperback. Zustand: New. Language:Chinese.Paperback. Pub Date: 2024-02 Pages: 340 Publisher: Science Press As the world's energy structure transforms from fossil fuels to renewable energy. lithium-ion batteries have become increasingly popular in production and life. However. lithium-ion batteries also face severe safety challenges. and fire and explosion accidents caused by batteries occur from time to time. This book combines experimental research. numerical simulation and theoretical analysis to provide a detailed.

paperback. Zustand: Good. Broad road (descriptive knowledge of young people went to the countryside. in the battle of the vast world revolution story).