作者: Marina Nikolaevna Bulova , Dean M. Willberg , Anatoly Vladimirovich Medvedev , Matthew J. Miller
DOI:
关键词: Surface area 、 Shell (structure) 、 Materials science 、 Core (optical fiber) 、 Structural engineering 、 Composite material
摘要: A proppant consists of a core part and shell material different from the part. The comprises soft attached rigidly to in such way that total surface area points where are joined is less than