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What is a Theodolite The theodolite is an instrument that replaced the compass and the bubble level. A theodolite is a precision instrument used to measure angles in the horizontal and vertical planes. Theodolites are primarily used for surveying applications and have been adapted for special purposes in areas such as metrology and rocket launch technology. A modern theodolite consists Read More …
What is Cellular Concrete Cellular concrete is a special engineering concrete made by mixing portland cement, sand, fly ash, water, and preformed foam in various proportions to form a cured material with a drying oven density of 50 pounds per cubic foot (PCF) or less. It is lightweight concrete that is made by introducing large cavities into the concrete or Read More …
Sand can be divided into three types according to the grain size: coarse, medium, and fine. The determination of these fractions is important because they affect the technical properties and performance of sands as a road surface in terms of plasticity, strength, and load capacity. The shape of the sand particles influences their density and stability as well as the Read More …
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