core material and filter material joint anti-perme
material evaluation of gas standard material
material quota material
(thermo) reference material
105℃ PVC cable material
1D periodic dielectric material
2 kilograms of reproductive material
3-D braided composite material
3D material removal model
3D-ordered porous material
3MTM embedded capacitor material
4 kilograms of reproductive material
Ⅳ-Ⅵ semiconducting material
6063 aluminum moulding material