Q:Sand, stone, cement inspection group on behalf of a number of raw materials, respectively How many groups are they sent? More

Sand on each side of the sample number for the same batch of 200 square, stone 400 square ... sand to send the number of samples generally have a half snake leather bag is enough, the number of stone to send according to its maximum particle size to set the general (highway Engineering aggregate test procedures, but need to pay attention to the crushing value test to 13.2-9.5 sieve, it is best to sieve enough samples to send) ..... cement bag on behalf of the sample number 200T, bulk 500T , From 20 different parts of the sampling number of not less than 12KG.

Q:1m?M10 mortar block stone retaining wall how many mortar, sand and cement how much the proportion?

1m?M10 mortar block stone retaining wall how many mortar, sand and cement how much the proportion? This is a problem to be solved Your answer is adopted after the system will be rewarded 20 (wealth value + experience value) + problem bonus 30 (wealth value + experience value) and said: This is a problem to be solved

Q:Registered business companies want to operate coal stone and other mineral resources, such as steel building materials can not? Filled the scope of business is not the bigger the better?

000 square meters, coal retail business enterprises have not less than 1500 square meters of coal storage sites and steel can not just write In fact, you can be classified as steel materials, building materials, this does not require approval Sales of food, medical equipment, non-ferrous metals, tobacco and alcohol, cosmetics and so on need the relevant departments to approve the business sector was allowed to apply for the following do not need to sell clothing shoes and hats, arts and crafts, sporting goods, sales of building materials, Wujinjiaodian, health Sanitary ware, insulation materials, daily sundries

Q:Asbestos in the industry why the application of such a light, its use which

Asbestos for packaging. Separate fragile products with crates. To make the product complete to the purpose. For the electronic packaging of the product so that the production is not easy to damage. Shock. Due to the limitations of the product.

Q:What is the backfill between the outer wall of the basement and the enclosure?

Backfill should not only consider the structural basis, must consider the nearby hydrological environment, it is best backfill twenty-eight lime or other compact large modified soil, the original soil, etc., there is underground space as much as possible to avoid the use of gravel, Rainwater, domestic water, etc. are constantly gathered around it, it is easy to form a layer of water around it, resulting in the basement leakage, in the event of leakage, processing is very difficult and will have a lot of costs, which many designers are not Understand too much

Q:Gray sand brick room hollow you ~ ~? What kind of bricks are that used? ~

There are more solid, more specifications, mainly based on the design unit

Q:World of Warcraft orange stick when the sand in the Oulton, seeking detailed coordinates

When the sand is in the northwest corner of the Uldum, coordinates (26..7.2) Inn owner Yasmini for sale. 3000G one.

Q:1: 3 cement mortar leveling layer 2 cm thick per square material how much money

94 yuan / square meter ,, the material will have a different price, fear of carving 丨 moxa smoked smoked sausage when the unit price is different when the actual unit price adjustment

Q:The development trend of insulation is to replace the organic insulation with inorganic insulation, instead of the external insulation with self-insulation. We know that aerated concrete blocks with light, insulation, noise and other functions, are self-insulation wall materials, but the external walls of the building using "aerated concrete self-insulation system" is not a lot, that is not commonly used Promotion, what is the reason? More

Can be used, but to use high-level aerated concrete block Caixing, B08 above.

Q:If I want to design matching with Gong Ding wins scratching the amount of calcium water sail scared to fly ash 15% mined powder 10% is not done gluing material 28d mortar compressive strength test powder 10% fly ash The amount of 15% (that is, mineral powder 45g fly ash 67.5g cement 337.5g) more

The general concrete admixture may not be a large Gong Ding wins scratching the amount of calcium sail scared to the total amount of 35% of the total amount of glue to find the amount of gel, you can mix any fly ash, slag powder ratio but the total Not more than 35% on the line.