The polyurethane glue stock used for making draft roll was investigated by using self made chain extender and modifier.
采用自制扩链剂与改性剂，通过对聚合多元醇的品种与分子量的选择，研制出了适合纺织牵伸辊用的聚氨酯胶料。
The polyurethane glue stock used for making draft roll was investigated by using self made chain extender and modifier. The varieties and molecular weight of polyester polyol were selected.
采用自制扩链剂与改性剂，通过对聚合多元醇的品种与分子量的选择，研制出了适合纺织牵伸辊用的聚氨酯胶料。
Card stock (white or black is ideal, but any colour is fine), cotton wool, glue, scissors and a pen.
纸板(最好是黑色或者白色的，别的颜色也可以)，棉花，胶水，剪刀和笔。
The glue managers use their performance money to invest in stock, and all lost.
这个胶牌经理人用他们演出挣来的钱炒股票，赔光了，三个月来的努力通通白费。
Stock stirs form to adopt, scrape base , scrape side , do not glue pot , do not have to stir blind angle , stir even;
物料搅拌形式采用刮底、刮边、不粘锅、无搅拌死角、搅拌均匀；
Stock stirs form to adopt, scrape base , scrape side , do not glue pot , do not have to stir blind angle , stir even;
物料搅拌形式采用刮底、刮边、不粘锅、无搅拌死角、搅拌均匀；
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