Why the Tower leans down, experts said, it is because the ground's construction. Because the soil is sand contamination chandin and clay mud is not strong enough to support the weight of a large Tower, but with materials used in the construction, which is made from limestone and lime with various voltage and can bend better than other materials like brick or stone, they are reasons why not to collapse the tower. But gradually increasing investment property
การแปล กรุณารอสักครู่..