词汇	soil saving dam
释义	soil saving dam 保土坝
随便看	overhead efficiency ratio overhead efficiency variance overhead electrical conductors overhead electric traction wire overhead engine overhead equalizer spring overhead equalizer spring vestibule overhead expenditure Overhead Expenditure Request overhead expense overhead expense distribution sheet overhead expenses overhead expense standard overhead expense standards overhead expense variance overhead explosion-proof crane overhead extension overhead factor overhead fan overhead fans overhead feeder over head feeder overhead feed hopper overhead fillet weld overhead filling rack