wen long dong zhang (16 risultati)

paperback. Condizione: New. Paperback.Pub Date:2022-02-01 Pages:140 Language:Chinese Publisher:China Agricultural Science and Technology Press A series of important documents. such as the Action Plan for Prevention and Control. the Action Plan for Soil Pollution Prevention and Control. and the Regulations on the Prevention and Control of Water Pollution in Beijing. all put forward specific requirements for the prevention and control of non-point source pollution in the planting industry. Beijing. as the first good distr.

paperback. Condizione: New. Paperback. Pub Date: 2006 Pages: 332 Publisher: Tsinghua University Press. a new starting point for Tutorial: Access 2003 database programming basic tutorial on machine guidance in accordance with the principle of progressive approach to the plain language. through illustrations examples to explain the use of the the Access2003 database system developed knowledge. 1-4 describes the basic operation of the basic knowledge and Access database; first 5-9 chapter describes the use of Access forms.

paperback. Condizione: Good. South Vietnam the people of the motherland (Part 3) [33 deposit missing letter sets].

paperback. Condizione: New. Pub Date: 2014-01-01 Pages: 208 Language: Chinese Publisher: Guangxi Normal University Press as the first set of propositions point Detailed topics. topic king has the following characteristics: First. the synchronization. Thematic King in strict accordance with the latest curriculum standards and textbooks written order. in accordance with the requirements of the college entrance examination syllabus fully synchronous parsing knowledge. interpretation and analysis of error-prone proposition .

paperback. Condizione: New. Paperback. Pub Date: 2012 Jun Pages: 315 Language: Chinese in Publisher: Culture and Arts Publishing House Chinese Intangible Cultural Heritage Series: Dehua porcelain authors from all over the country. are the experts and scholars of the research projects or project heritage into which many of authoritative scholars in related fields. According to their years of field surveys and in-depth research. the spirit of rigorous attitude and professionalism. thorough combing historical origins and e.

paperback. Condizione: New. Language:Chinese.Paperback. Pub Date: 2021-11-01 Pages: 272 Publisher: Machinery Industry Press This book is composed of three parts: introduction. main text. and postscript. The main text consists of nine chapters. It introduces the composition of the materials used in common objects in life in a simple and simple way. . The relationship between organizational structure and its performance.?The content involves people's clothing. food. housing. transportation. communication and other fields.

paperback. Condizione: New. Ship out in 2 business day, And Fast shipping, Free Tracking number will be provided after the shipment.Paperback. Pub Date :2012-09-01 Pages: 547 Publisher: Machinery Industry Press title: the practical engineering plastics Manual Original: 88.00 yuan Author: Zhang Yulong. Zhang Wendong. Yan Xiaofeng editor of Press: Mechanical Industry Press Publication Date :2012-9-1ISBN: 9787111389231 Words: 797.000 yds: 547 Edition: 1 Binding: Paperback: 16 Weight: Editor's Summary This book introduces the polyamide. polycarbonate. polyoxymethylene thermoplastic polyester (PET and PBT). polyphenylene ether and modified polyphenylene ether. polytetrafluoroethylene. polyphenylene sulfide. polysulfone plastic. a polyether ether ketone. polyimide. polyarylate and liquid crystal polymer of the main varieties and performance. products and its molding process. Characteristics of this book is to highlight the practical. advanced and operability. Introduction to the Theory simple. focusing on the introduction of practical data and examples. This book is the plastics industry materials research. product design. manufacturing. processing. management and sales staff required reading essential tool. Contents Preface Chapter 1 Overview Section 1 basics. definitions and scope. classification Third. performance engineering plastics in section II modified with forming a major modification methods. the composition of the engineering plastics and molding method first the status and role of the three engineering plastics technology innovation. Profile II resin technology innovation. formulation innovation Fourth. technology innovation five of the fourth quarter to maintain the continued development of the engineering plastics industry and innovation engineering plastics. engineering plastics in role in the national economic construction. the status and role in national defense construction. the second chapter polyamide Section 1 of the status and role in the high-tech variety and performance. Profile. nylon 6 III. nylon 66 4 transparent. nylon 610. nylon 612. nylon 11 VII 12 VIII. nylon. nylon 1010 nine. nylon 46 ten. MC nylon 11 powder nylon 12. nylon 13. copolymer nylon 14. modified nylon section polyamide articles and the molding process. a polyamide injection molding two nylon products casting (casting). forming three MC nylon / GRP composite pipe winding forming four. polyamide article blow molding 50. polyamide (nylon ) pipe extrusion third chapter of polycarbonate (PC) Section I main varieties and performance Introduction domestic polycarbonate varieties and performance. foreign polycarbonate varieties Section II performance polycarbonate products its molding process. polycarbonate injection molding II the polycarbonate tubing extrusion III. Chapter paraformaldehyde Section 1 main varieties performance Introduction polycarbonate products. blow molding. POM species polyformaldehyde and performance. foreign varieties and performance of four. section II. modified POM POM products and its molding process. POM injection molding polyformaldehyde pipe extrusion molding the Chapter thermoplastic polyester Section I Introduction First. the structure and the basic performance. thermoplastic polyester modified application section II Poly (ethylene terephthalate) (PET) a main varieties and properties. poly (ethylene terephthalate) articles Section III its molding process poly (butylene terephthalate) (PBT). the main varieties and performance. poly Chapter of of butylene terephthalate Products molding process polyphenylene oxide (PPO) first section main varieties with the performance of modified polyphenylene ether (MPPO) Introduction Chapter VII of the foreign polyphenylene ether varieties with Section II performance polyphenylene ether products molding process of polytetrafluoroethylene (PTFE) a major varieties and performance. Profile. domestic PTFE grades. performance and application. PTFE grades from abroad. performance and application of Section II PTFE prod.

paperback. Condizione: New. Language:Chinese.Paperback. Pub Date: 344 Publisher: The important tasks of the modern vocational education system in Guangdong Higher Education Press. the professional teaching standards and curriculum standards are the key to promoting high-cost work. Building a modern vocational education system is critical.

paperback. Condizione: Good. Ship out in 2 business day, And Fast shipping, Free Tracking number will be provided after the shipment.A54471 South Vietnam (the people of the motherland) - Episode 45 loose-leafFour Satisfaction guaranteed,or money back.

paperback. Condizione: Good. South Vietnam motherland and the people (Part 3) [45 damaged with letter sets letter sets. private collections.

Hardcover. Condizione: New. HardCover. Pub Date: 2017-12-01 Pages: 432 Language: Chinese Publisher: social sciences academic press Book for the overseas Chinese in the role of area. is divided into four parts to discuss.Overseas Chinese and people are interlinked article discusses the overseas and ethnic Chinese in strengthening associate with people of countries along the area. to promote mutual understanding plays a.

Hardcover. Condizione: New. Hardcover. Pub Date: 412 Language: Chinese Publisher: Social Science Document Publishing House Overseas Chinese Research Report 2020 except for the total report. divided into educational culture. economic and trade legal articles. corporate business articles. new Immigration articles four topics. The total report reviewed the characteristics of world overseas Chinese in the early 21st century. and the development of overseas Chinese people .

paperback. Condizione: Good. South Vietnam (the people of the motherland) episode.

paperback. Condizione: Good. Ship out in 2 business day, And Fast shipping, Free Tracking number will be provided after the shipment.Paperback. Pub Date: 1967 Publisher: the Liberation Press collection book jacket have been damaged. the remaining intact. as shown.Four Satisfaction guaranteed,or money back.

paperback. Condizione: Good. South Vietnam (three episodes of the motherland and the people) - second.