Complete set of CAD standard atlas of internal temporary building of a bureau of China Construction | including temporary building reference drawing, temporary power supply, enclosure, car washing pool, collecting well, layout drawing, etc., CAD version can be downloaded!
Since the 21st century, wood as a renewable green building materials, wood structure building as a sustainable development building has obvious advantages, domestic research institutions to carry out research on
In principle, the ratio of the number of applicants who have passed the qualification examination to the number of recruitment posts shall not be less than 3:1 . 6 .
1.3 to reduce pollutant emissions and protect the environment, solar energy resources are safe, reliable, pollution-free, and will not be exhausted . The effective application of solar hot water system