新型承压堵漏剂在传统桥接堵漏单纯架桥、填充的基础上，引入具有较强吸水弹塑变形功能的聚合物弹性颗粒sd - 1。

Polymer elastic granule SD-1, has great hydroscopicity, was introduced to fill and squeeze and to enhance plug intensity on the traditional techniques.

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本文探索合成出一种新型的共聚醚聚氨酯热塑弹性体材料。

In the present paper, a new type of copolyetherpolyurethane thermoplastic elastomer was synthesized and charactererized.

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介绍了聚氯乙烯与丁苯热塑弹性体共混改性生产波纹套线管的工艺过程。

That introduced the technological process and characteristic of the PVC/SBS general character producing corrugated casing - line pipe.

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