单词	梯式浚挖机
释义	同梯式挖泥机--梯式浚挖机
随便看	normal rated thrust (nrt) normal rate of return normal rating normal ray normal reaction normal reaction kinetics normal reactor building occupancy normal recession curve normal reducing solution normal reduction potential normal reduction potential-- standard reduction potential normal reduction potential; standard reduction potential normal reflection normal reflection time function normal refraction normal region normal regression model normal relative humidity normal release normal release condition normal reoute normal representation normal requirement normal residents normal resistance