气球是由橡胶所制成的，橡胶是由聚合物链组成。
Balloons are made of rubber. Rubber is made up of polymer chains.
天然橡胶是否是线型链状分子的聚合物，这个问题已经解决了。
The problem whether natural rubber is a polymer with linear chain molecules has been solved.
制造这种气球的橡胶是一种特别聚合物，可以隔热。
The rubber in this ball is a special polymer, which is impervious to heat.
提出了提高我国镍系顺丁橡胶聚合技术的建议。
The suggestions for developing the production technology of NiBR were made.
提出了提高我国镍系顺丁橡胶聚合技术的建议。
The suggestions for developing the production technology of NiBR were made.
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