The volume shrinkage of different cementitious materials was investigated. 摘要研究了不同膠凝材料體系水泥漿體的體積收縮變形特性。
This is caused by the reduction of stock volume as it softens and liquifies.And above the bosh is the stack. 這主要是為了適應爐料軟化變?yōu)橐簯B(tài)時(shí)體積收縮的特點(diǎn)。
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