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单词	portland-pozzolan cement
释义	portland-pozzolan cement noun : a portland cement to which pozzolana is added during the grinding of the cement clinker Word History Etymology portland cement + pozzolana
随便看	synfuels syngameon syngamiases syngamiasis syngamic syngamid syngamies syngamoses syngamosis syngamy syngas syngases syngasses Synge syngeneic syngeneses syngenesious syngenesis syngenetic syngenic syngenite Syngnatha syngnathi syngnathid Syngnathidae

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