基本解釋[能源科學技術]空隙百分比英漢例句雙語例句Porosity is defined as the ratio of the void space in a rock to the bulk volume of that rock multiplied by 100 to express in percent.孔隙度定義為巖石內的孔隙體積占巖石總體積的百分率。percent void space更多例句專業(yè)釋義能源科學技術空隙百分比