1.The videodisc is made of liquid crystal polymers.

1.影碟由液晶聚合物制成。

2.The videodisc is made of liquid crystal polymers, about the size of a phonograph record.

2.由液晶聚合物制成，大和一个唱片差不多。

3.This paper is to investigate if lyotropic liquid crystal system can improve oil recovery after polymer flooding.

3.该文目在于考察溶致液晶体系在聚合物驱以后能否进一步提高采收率问题。