两个人看的www视频中文字幕,freehdxxxx高清,毛片官网

NEWS

CONTACT US

Address:Pingtang Industrial District, Shipeng Village, Shishan Town, Nanhai District, Foshan City,
Phone:0757-81002668/0757-63323396
Fax:0757-81196682
Contact:Ben Zheng/13826981293 Kerry Lu/13751224830
E-mail:sbs@sbsprefabhouse.com
URL:http://www.ggscp.cn

Earthquake accounting point multilayered steel plant construction

Guangzhou Steel News: Earthquake accounting point multilayered steel plant construction When seismic checking, just ponder horizontal seismic effects and the construction of two spindles checking directions, respectively, in each direction horizonta...

2015/9/9

Yunnan introduction steel industry support policies

Guangzhou Steel News: Yunnan introduction steel industry support policies "Yunnan urban and rural construction and vigorously promote the use of steel construction, with 3 to 5 years time, establish a sound body and a steel construction facilities f...

2015/9/9

Steel construction engineering new technology - Steel construction technique residence

Guangzhou Steel News: Steel construction engineering new technology - Steel construction technique residence 1. The main technical contentA steel structure as a residence of the main load-bearing structure system, for low-density living so using col...

2015/9/9

What effect bearing steel structure

Guangzhou Steel teach you: What effect bearing steel structure 1, can carry vertical load;2, with anti-vertical tension performance guarantee when the upper and lower vertical seismic structure is not out of line;3, the performance level of force wi...

2015/9/5

Steel Engineering steel column means test requirements

Guangzhou Steel News: Steel Engineering steel column means test requirements Means should be checked before entering the member list member, commodity inspection certificate and design documents; the factory pre-assembled components had assembled on...

2015/9/5

steel design provisions for modification

Guangzhou Steel tells you: steel design provisions for modification 3.3.1 Accounting steel deformation when, from time to consider cross-section bolts (or rivets) hole caused by weakened.3.3.2 Article deflection flexural members shall not exceed the...

2015/9/5

Guangzhou Steel News: steel construction will drive the steel industry restructuring

Guangzhou Steel News: steel construction will drive the steel industry restructuring The first half of 2015 the domestic steel industry's main business loss grim data show that in the first six months of domestic steel enterp...

2015/9/2

Guangzhou Steel tells you: What is the steel construction program? What are the main contents?

Guangzhou Steel tells you: What is the steel construction program? What are the main contents? Construction of steel structures, such as factories, airports, etc., we are very familiar with, but many users do not concern steel construction p...

2015/9/2

Guangzhou Steel News: light steel portal frame roof drainage

Guangzhou Steel News: light steel portal frame roof drainage Light steel plant due to poor drainage and overflow gutter to the interior, the situation is affecting the normal use of occasional attacks, analyze the main reason is not rational design....

2015/9/2

Guangzhou Steel News: steel residential instrumental support Floor System

Guangzhou Steel News: steel residential instrumental support Floor System Selection tool type supporting cast floor slabs, the advantage is all good performance, easy decoration, but the template than the fee, reinforced with steel beams connect and...

2015/8/29

Guangzhou Steel News: Gap aspects of light steel structure building line metal pressure plate

Guangzhou Steel News: Gap aspects of light steel structure building line metal pressure plate Line is the embodiment of the most unique architectural style characteristic of light steel structure, this well-proportioned lines, or horizontal or verti...

2015/8/29

Guangzhou Steel News: steel residential development prospects

Guangzhou Steel News: steel residential development prospects Housing industry is the only way China's housing industry, as it will become a new growth point to promote the country's economic development. Steel housing is easy to realize industrial ...

2015/8/29

page:23 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 pervious next

欧美成人性色xxxx视频-欧美成人性色区-欧美成人性色生活片免费在线观看-欧美成人性视频播放-a级特黄-a级亚洲片精品久久久久久久