active core void fraction
return core core puller
void content
空隙量
孔隙率
空隙度
孔隙含量
孔隙体积
空隙率
气孔率
空隙内容
void content of aggregate
core barrel with rubber core container
content and content uniformity determination
Content of nucleic acid content
corresponding content of a content token
integration between traditional content and modern content
Oil content and Protein content
raise the iron content and reduce the sulphur content
silicon content in molten iron content