词汇	subgrade structure
释义	subgrade structure 路基结构
随便看	national view national viewpoint national village national villages National Visa Center national visualize national vocal national vocal art national vocalism national vocalist composition national vocality national vocal music national vocal music teaching national vocal teaching National Vocational Qualification national vocational qualifications national vocational qualificationsnvq National Vocational Standard national voltage reference National Volunteer Brigade National Volunteers Association national volunteers associations National-V standards National Vulnerability Database National Wages Council