Q:Do you have a natural gas hose in the flue?

Fastening steel pipe scaffold generally by the steel pipe rods, fasteners, base, scaffolding, safety net and other components of steel pipe: generally there are two, an outer diameter of 48mm, wall thickness 3

Q:CAD type too much (including civil engineering, interior spring design, motor, machinery manufacturing and many other), a beginner how to choose?

The concrete structure has been included in the structure, but the concrete structure is a concrete structure, but the structure is just a frame structure without concrete structure; another steel structure and concrete structure is a good idea but to do Less, the third floor is said to be the main structure of the original structure, masonry works using concrete, then this will undoubtedly increase the cost of the house, if not very high floor or earthquake area is clearly not economical

Q:What is the effect of concrete pouring on the construction quality?

Our usual way is to fight the fuse.

Q:How to strengthen the construction management and construction quality control

You can Google Oriental Rainbow's official website, there are rainbow days cat flagship store and other links will have the price and product display, you can also contact Rainbow customer service, it is recommended that you choose the East Rainbow waterproof products and standardized construction team, the East Rain rainbow is the best quality waterproof listed companies RPUF-371 sprayed rigid polyurethane waterproof insulation integrated system "rain rainbow" spray foam polyurethane waterproof insulation integrated system is made of foam polyurethane foam waterproof insulation integrated material and protective surface layer constitute

Q:Is the flexible sleeve of the broken wall used as a second retest?

There is a staircase in the middle of the tower crane, from the stairs began to climb

Q:Will metal hose be used on the wastewater treatment equipment?

Seeking architectural internship diary, at least sixty, can be a different project, a project five or six of the do not made

Q:Safety evaluation: gas pipeline and discharge pipe should not be set between the valve, what is the specification of which provisions?

028W / MK) and enduring excellent insulation and compression performance, compressive strength up to 220-500Kpa

Q:Flexible pipe trench backfill inspection batch quality acceptance record how to fill

Step distance is the bar distance, vertical distance is vertical bar distance. Span ... guess or pole distance.

Q:Cast iron flexible tube A type B What is the difference

Air conditioning duct glass wool insulation loss is generally between 1

Q:We now have to declare the Department of the Ministry of the United States and the United States, the company said that the access point to our own set, so I would like to ask, what is the requirements of this access point? There is no relevant specification to add: is the construction, the outdoor pipe network in the gas access point position more

Construction workers classification and breakdown of ordinary types of work