Wang you peng deng (13 risultati)

paperback. Condizione: New. Language:Chinese.Pages Number: 250 Publisher: Orient Publishing Center Pub. Date: version 1 1999-01-01 1999-01-01 1st printing. Contents: 1. sequence . . . . . . . . . . . . . . . . Deng Dayton 2 Introduction . . . . . . . . . . . . . . . SUN Xiao-Li 3 non-cursive . . . . . . . . . . . . . . [Chinese] Zhao Yi 4 nine potential character formula . . . . . . . . . . . . [Han] Yong 5 . …

paperback. Condizione: Good. Paperback. Pub Date :1981-09 Pages: 118 Publisher: Jilin People's Publishing House sheets: 1.875.

paperback. Condizione: Good. Langhammer - the calligraphic art Wencui Chinese dynasties the the art Wencui Series A6 wind-induced.

paperback. Condizione: New. Pub Date :2005-01-01 Pages: 188 Publisher: Beijing Children's Publishing House legend. Zeus sent the brave soldiers of the storm to complete a very important mission - to get back playing days wisdom of science temple door Golden Key. On the way. he has to cross the five kingdoms. each kingdom. he will encounter the god of wisdom. intellectual trap set. Only break through these traps to the storm soldiers in order to successfully complete the task. Want to know how the storm warriors accompli.…

paperback. Condizione: New. Pub Date :2005-01-01 Pages: 186 Publisher: Beijing Children's Publishing House legend. Zeus sent the brave soldiers of the storm to complete a very important task - to get back to science temple playing days door of wisdom Golden Key. On the way. he has to cross the five kingdoms. each kingdom. he will encounter the god of wisdom. intellectual trap set. Only break through these traps to the storm soldiers in order to successfully complete the task. Want to know how the storm warriors accompli.…

paperback. Condizione: New. Pub Date :2005-01-01 Pages: 167 Publisher: Beijing Children's Publishing House legend. Zeus sent the brave soldiers of the storm to complete a very important task - to get back to science temple playing days door of wisdom Golden Key. On the way. he has to cross the five kingdoms. each kingdom. he will encounter the god of wisdom. intellectual trap set. Only break through these traps to the storm soldiers in order to successfully complete the task. Want to know how the storm warriors accompli.…

paperback. Condizione: New. Langhammer wind-induced - calligraphy art Wencui (version 1. online only this one) (E1].

paperback. Condizione: New. Ship out in 2 business day, And Fast shipping, Free Tracking number will be provided after the shipment.Paperback. Pub Date: 2013 Pages: 410 Language: Chinese in Publisher: China Electric Power Press switching power optimized design (2nd edition) a comprehensive. in-depth. systematic exposition of the optimization of the switching power supply design. The book is 12 chapters. Chapter switching power supply review. the second chapter is devoted to the new switching power supply technology and its applications. The third ~ five chapters describes the characteristics and the selection method of the topology of the DC / DC converter chip switching power supply and critical external components. Sixth to ten chapters focus on the design of the switching power supply power factor correction circuit. the design of the high-frequency transformer. switching power optimization design example. design features. and the use of software to optimize the design of the switching power supply. Chapters 11 and 12. respectively. describes the testing of the switching power supply technology and protection and monitoring circuit design. Switching power optimization design (2) of the readers own R & D new switching power supply has an important reference value. Switching power optimized design (2nd edition) content-rich. shallow depth out. illustrated with high practical value. available for all types of electronic technicians. university teachers. students and electronic enthusiasts reading. Contents: Preface Chapter switching power supply review Section I integrated the classification of the regulated power supply section II of the main features of the switching power supply. the main features of the switching power supply. switching power supply. and linear regulated power supply performance comparing the third quarter switch new power development trends. the development of a new trend of switching power supply. the basic principle of the new technologies in the field of the fourth quarter of switching power supply switching power supply. switching power supply. the basic principle of the pulse width modulator. pulse width modulation 's classified section V. control type switching power supply a voltage-controlled switching power supply. section VI. the operating mode of the switching power supply current control switching power supply. continuous mode and discontinuous mode set two. both work mode power consumption section VII of the switching power supply feedback type. basic type switching power supply feedback circuit chip switching power supply feedback principle of Section VIII switch power load characteristics of switching power supply new technology and its application of section II. Section I monolithically integrated switching power supply the computer design switching power supply. switching power supply design software's main features. the classification of the switching power supply design and simulation software. Section III of the software design process of the switching power supply switching power supply the internal protection circuit the fourth quarter synchronous rectification technology. the basic principles of the synchronous rectification About two synchronous rectification Section V active clamp technique the Section VI magamp regulator Technical Section VII programmable regulator technology. digital basic working principle of the potentiometer. programmable switching regulator circuit design section VIII. digital power system. the main features of the digital power. digital power supply basic structure of three digital power switching power supply circuit design section IX energy saving technology DC / DC converter topology first section of DC / DC converter topology. the topology of the DC / DC converter. a typical product of the DC / DC converter main technical indicators section buck converter basic principles. the basic principle of the buck converter. boost converter buck converter simplified circuit Section III the. …

paperback. Condizione: New. Language:Chinese.Paperback. Pub Date: 2017-06-01 Publisher: China Medical Science and Technology press this book with traditional Chinese Medicine knowledge as the theme. focus on the experience of Chinese herbal medicines. the genuineness of Chinese medicinal herbs. the standard of commodity specifications. traditional Chinese medicine processing knowledge. the performance of traditional Chinese medicine mnemonic. etc. As well as in the pro-side deployment. fry the use of the attention of th.…

Hardcover. Condizione: New. HardCover. Pub Date: 2021-06-01 Pages: 223 Language: Chinese Publisher: China Railway Press Co. Ltd. Fushui Tunnel Design and Engineering Example: Taking the Zhengpantai Tunnel of Beijing-Zhangjiakou High-speed Railway as an Example takes Fushui Tunnel as a research The object is to discuss the key technical problems in the construction of Fushui Tunnel. elaborate the surrounding rock classification method. construction stability and seepage theory. systematically study the evolution mechani.…

paperback. Condizione: New. Paperback. Pub Date: 2021-07-01 Pages: 374 Language: Chinese Publisher: China Electric Power Press 660MW Ultra Supercritical Unit Training Textbook Electrical Equipment and System is the 660MW ultra supercritical unit training textbook series Electrical Equipment and system.?The book focuses on the electrical equipment of Shaanxi Shangluo Power Generation Co. Ltd. It mainly describes the working principle. structure. operation and wiring methods. fault handling of primary equipment and secon.…

paperback. Condizione: New. Paperback. Pub Date: 2019-06-01 Pages: 572 Language: Chinese Publisher: China Agricultural Science and Technology Press Conference papers edited group of papers and abstracts collected edited. Including: Conference Report. fungi and fungal diseases. and diseases of prokaryotes. viruses and viral diseases. nematodes and nematode disease. plant disease .…

paperback. Condizione: New. Paperback. Pub Date: 2016-08-01 Pages: 678 Language: Chinese Publisher: northwestern university press of traditional Chinese dishes made with appreciation (hot food Suit) is cooking shaanxi tourism college teachers according to teaching experience for many years for cuisine major school writing teaching material of professional practice class includes nearly 300 Chinese traditional hot.…