directpathn.直接波束directadj.直接的；笔直的；坦白的v.对准；指挥；指示；命令direct hydrothermal synthesis水热合成direct entry photocomposition直接照相排版direct wages percentage ratio[经] 直接工资百分比率direct-reduction ironmaking[化] 直接还原炼铁direct outward dialing system分机用户直拨外线用户制direct current characteristic直流特性directed transitive signature有向传递签名direct-current transmission直流传输Directed doable loop networks有向双环网direct precipitatarion method直接沉淀法