A new type sound absorbing foamed composites mainly made from inorganic fiber and polymer has been produced by the thermal decomposition of chemical blowing agents.
以聚合物和无机纤维为主要原料，用化学发泡方法制成了一种新型泡沫吸声材料。
This equipment is designed for making plastic bottles, named injection-stretch-blowing molding machine. It is widely used to make bottle for packing of medicine, food, cosmetics and chemical products.
该机为注拉吹中空成型制瓶设备，广泛用于制造医药、食品、化妆品及化工行业的高档包装用品瓶。
The paper briefed the operation situation and existing problems of primary blowing cooler system in Ma an shan Coking and Chemical Work.
阐述了马钢焦化厂鼓冷工段初冷系统运行状况及存在问题，对其运行方式进行了探讨并提出了建议。
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