单词	porous pervious concrete
释义	porous pervious concrete 多孔透水混凝土
随便看	system of straight lines system of strongly elliptic equations system of structural isolation system of structure system of student aids policies system of student education system of student loans system of students system of subject system of subject headings system of subject librarian system of subrogation system of subsidizes system of successive regeneration fellings system of supervision system of supervision and administration system of supply chain system of support the poor system of suspension system of sustained working system of symbol system of symbols system of synchronization system of system system of systems