Title: Gong cheng cai liao ji cheng xing ji shu ji chu
Description: Ben shu nei rong you : " gong cheng cai liao de jie gou yu xing neng ", " jin shu cai liao de ning gu yu gu tai xiang bian ", " jin shu cai liao de su xing bian xing " deng.
Subjects: Gong cheng cai liao, Metal-cutting, Coupe, Métaux, Materials, Gao deng xue xiao, Cheng xing, Jiao cai