productive of产生...的productiveadj.生产的；有成效的；多产的productive base of practice生产性实习基地productive ratio coefficient产量比系数productive esthetic activity生产性的审美活动productive tiller percentage成穗率productive present situation生产现状Productive Practice Teaching生产实习productive forces of culture文化生产力productive organization mode生产组织方式productive value-added tax生产型增值税productive labor cost method[经] 生产人工成本法