1、Introduced the rigid polyurethane foam plastics entire water foaming craft basic principle.
介紹了硬質聚氨酯泡沫塑料全水發(fā)泡工藝的基本原理。

2、One kind of the hollow bead reinforced polyurethane foam composite was prepared.
制備出一種空心微珠增強聚氨酯泡沫復合材料。

3、Wall thickness 60 mm with polyurethane foam insulation.
壁厚60毫米的聚氨酯泡沫保溫材料。

4、The factors influencing the thermal insulation of soft polyurethane foam were investigated.
研究了軟質聚氨酯泡沫塑料隔熱性能的影響因素。

5、The results of the tests indicated that latex and polyurethane foam mattresses burned fastest.
試驗結果表明，天然乳膠和聚氨基甲酸乙酯泡沫床墊燃燒得最快。

6、Unfortunately, the polyurethane foam he used is inherently unstable.
不幸的是，他使用的聚氨酯泡沫本身就不穩(wěn)定。