jin ling zhou zhang yan (5 Ergebnisse)

paperback. Zustand: New. Language:Chinese.Paperback. Pub Date: 2022-07 Publisher: Tsinghua University Press Power Electronics Technology is an important professional basic course for automation. electrical engineering and automation. It is a follow-up course of analog electronic technology. and a pre-course of motor drive control system and variable frequency speed regulation technology. In the face of the application-oriented characteristics of application-oriented education. the design of the textbook first introdu.

paperback. Zustand: New. Paperback.Pub Date:2017-02 Pages:175 Language:Chinese Publisher:Tsinghua University Press Power conversion technology is also known as power electronics or modern conversion technology. It is a power control technology that uses power electronic devices to convert and control electric energy. Power Conversion Technology and Application has 8 chapters. including: various power electronic devices. rectifier circuits. chopper circuits. AC power control circuits and AC-AC frequency conversion cir.

paperback. Zustand: Good. Paperback. Pub Date :2004-10 Pages: 685 Publisher: Hubei Science and Technology Press sheet: 44.75.

paperback. Zustand: New. Language:Chinese.Paperback. Pub Date: 2013-3-1 Pages: 222 Publisher: Science Press book author in the past 10 years. wild plant resources of the Tarim Basin to investigate. collect. compose made on the basis of identification and finishing. The book is a collection of the Tarim Basin common species. rare and endangered species. such as relict species have economic value and scientific value of 1657 kinds (varieties and planted rating) wild plants. belonging to 81 families and 459 genera. incl.

paperback. Zustand: New. Language:Chinese.Paperback. Pub Date: 2015-8-1 Publisher: zhejiang university press Actually. want to say a lot.However. * want to say is. really is a great pleasure. because we are together.We are all here. in order to a common goal. common ideal.It is a long journey.As summarized in o patients. physicians are commanders. all kinds of drugs is bullets. the nurse and family members is indispensable supporter. and inflammatory bowel disease patients. is a brave soldiers forward.There is no dou.