The PHB homopolymer is a stiff and rather brittle polymer of high crystallinity, whose mechanical properties are not unlike those of polystyrene, though it is less brittle.
2
长输管线系列球阀不仅选材广泛且内件材料均采用表面镀镍或是316材质、密封圈采用特制的聚合物材料。
Pipeline series ball valve is not only wide selection of parts and materials are used in nickel-plated or 316, seal with a special polymer material.
3
该工程地下室、厨房与卫生间均采用聚合物水泥防水涂料；屋面采用倒置式防水技术。
Polymer cement waterproofing coating is used in the basement, kitchen and toilet of the project and inversion waterproofing technique in its roofing system.
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