Cement production. Mechanical digger transporting powder components of cement in a warehouse. Cement is a finely-powdered building substance that hardens and adheres after being mixed with water. Cement can be made by mixing clay and lime, then burning the mixture in a kiln. Gravel or sand can then be added to make concrete.
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Creative#:
TOP10233741
Source:
達志影像
Authorization Type:
RM
Release Information:
須由TPG 完整授權
Model Release:
N/A
Property Release:
N/A
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No
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