Chen Chao Jian Yun (4 results)

paperback. Condition: New. Ship out in 2 business day, And Fast shipping, Free Tracking number will be provided after the shipment.Paperback. Pub Date :2013-05-01 Pages: 144 Language: Chinese Publisher: China Environmental Press distress and help Raiders Series : Family Emergency Relief main elements: dear readers and friends . at home - human shelter shelter of the harbor. but also accident -prone family . when fire. gas . electrocution. poisoning . accidental trauma of the accident. you know how to deal with it ? So . would you please read this book with the following questions : 1. Household fire prevention and self-h.Four Satisfaction guaranteed,or money back.

paperback. Condition: New. Paperback. Pub Date: 2016-12-01 Pages: 164 Language: Chinese Publisher: environment of China publishing house Dear friend. the home - human shelter sheltered harbour. the home also is the hotspot of the accident. however. when the fire. gas. electric shock. food poisoning. such as an injury accident happens. do you know how to deal with?Therefore. please take the following.

paperback. Condition: New. Paperback. Pub Date: 2017-06-01 Pages: 164 Language: Chinese Publisher: China Environmental Press * family is everyone safe place to rest. But in everyday life. some accidents. because we have a moment of negligence. caused even the casual. family home there are many hidden dangers. the existence of these hidden decisions .

Hardcover. Condition: 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.