Переведите предложения обращая внимание на функцию Инфинитива. To use large scale

Переведите предложения обращая внимание на функцию Инфинитива. To use large scale mechanization in constructing modern buildings means to considerably decrease the ir cost. Some floor materials are easy to maintain. Scientist found the amount of deformation to be connected with the chemical composition and physical structure of materials. Concrete should never be dropped from a height, as this is likely to cause segregation.