137日本人妻夜干夜爽,一本无码中文字幕免费播,欧美一区二区三色欲区AA大片

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://seolot.com

steel structure to carry out the construction market trends and outlook

Guangzhou Steel News: steel structure to carry out the construction market trends and outlook Because of its light weight steel construction system itself has high strength, fast construction and other strengths, compared with reinforced concrete st...

2015/9/30

construction steel structure design - Load Value

Guangzhou Steel news: construction steel structure design - Load Value The value on load 1. Constant load: load floor operator agreed to take 2.0kN / m, which is the weight floor building professional practices, aims to leave appropriate room for r...

2015/9/23

New technology unveiled steel residential living Fair 2015

Guangzhou Steel News: New technology unveiled steel residential living Fair 2015 The 14th China residential construction industrialization Fair held in Beijing, the exhibition theme of "In tomorrow's home for the lead, promote innovation and transfo...

2015/9/23

the advantages of prestressing steel

Guangzhou Steel tells you: the advantages of prestressing steel The main advantage of prestressed steel structure has four. One is able to fully and repeatedly using elastic strength steel magnitude, thereby enhancing the carrying capacity of the s...

2015/9/23

China's first steel elevator test tower into operation

Guangzhou Steel News: China's first steel elevator test tower into operation Yellow River Delta's first elevator tower experiment recently successfully put into operation Construction Siegel elevator factory. It is reported that this is the first do...

2015/9/19

prestressed steel structure of type

Guangzhou Steel tells you: prestressed steel structure of type Evolved from a simple way to early prestressed girder crane, the beam stays up to now string truss, SUSPENDOME, cable dome, cable-membrane structure, modern glass curtain wall constructi...

2015/9/19

economic and examples of prestressing steel

Guangzhou Steel teach you: economic and examples of prestressing steel How economic prestressing steel structures? Many elements of the economy and prestressed steel structural system category, Tendon Disposition program and technology, nat...

2015/9/19

Define the light steel structure buildings

Guangzhou Steel teach you: Define the light steel structure buildings Steel structure building is constructed mainly of steel material, it is one of the main building construction types. In recent years, steel structure building technology plays an ...

2015/9/16

China Steel to go out

Guangzhou Steel News: China Steel to go out Recently, China further gains in Brazil, the largest single investment in the infrastructure sector, total investment to reach 44 billion euros, showing Chinese national strength in this regard, on the oth...

2015/9/16

Steel construction engineering new technology - the use of high-strength steel technology

Guangzhou Steel News: Steel construction engineering new technology - the use of high-strength steel technology 1. The main technical contentTo bear a greater load of steel structure engineering, use of higher strength steel grade, can reduce the am...

2015/9/12

Steel housing should be to resolve the impasse steel prices

Guangzhou Steel News: Steel housing should be to resolve the impasse steel prices "icebreaker" Recently, the China Iron and Steel Association disclosed that the main business of domestic steel companies serious loss in the first half, the steel indu...

2015/9/12

steel spray sprayed zinc and aluminum corrosion effect principle

Guangzhou Steel tells you: steel spray sprayed zinc and aluminum corrosion effect principle Since the steel structure long-term in various atmospheres (including marine, industrial cities, fields, mines), dipping differ...

2015/9/12

page:22 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

亚洲国产日韩欧美综合在线-白丝美女被鸡巴疯狂抽插黄色视频-高清中文字幕男人的天堂-日韩av一区二区三区在线