1.薄片,薄层,薄板,薄结构
2.【动】鳃瓣,壳层;【解】同心板骨;【植】菌褶;栉片
1.any thin flat structure of bone or tissue
2.a gill of a fungus
3.a membrane layer in a plant chloroplast
4.a structural part of wood, metal, or reinforced concrete that is crisscrossed to form a vault
1.any thin flat structure of bone or tissue
2.a gill of a fungus
3.a membrane layer in a plant chloroplast
4.a structural part of wood, metal, or reinforced concrete that is crisscrossed to form a vault
1.Electro-slag welding for the lamellas of the steel box structure is a difficult and long-standing problem at home.
箱型构件薄壁板的电渣焊接,一直是国内众多厂家的一个难题。