Plastics is a kind of ______ which is widely used in industry.
A: mass
B: substance
C: matter
D: material
A: mass
B: substance
C: matter
D: material
举一反三
- This curtain material is very good ______ . A: clothes B: cloth C: substance D: matter
- What kind of material could be used to make silk stockings?
- Cast iron is the most widely used engineering material, and also the most recycled of all materials
- A plastic is a synthetic material which can be molded into any desired shape and which uses an organic substance as a binder.
- Which material can be used for the burs?