physical foaming 中文意思是什麼
physical foaming
解釋
物理發泡-
As a shareholding subsidiary of “ xinchao industry ”, the listing company ( shanghai security code : 600777 ), yantai xinmu cable co ltd. is a foreign - invested high - tech enterprise in shandong province, with business covering r & d, production and operation of broad - band network lan cable and catv high physical foaming cable series under “ xinmu ” brand
新牟電纜有限公司是上市公司新潮實業股份有限公司「新潮實業」股票代碼600777的控投子公司，系山東省高新技術企業和外商投資先進技術企業，主要從事「新牟牌」寬帶網路數據電纜和catv高物理發泡同軸電纜系列產品的研製開發和生產經營。 -
This article introduces two sorts of foaming agents of polyurethane foaming plastics : physical foaming agent and chemical foaming agent, especially compares and debats the characteristics and properties of mainly using physical foaming agent in varies of periods, the problems and the usual methods of soluting are pointed out, and development tendency of foaming agent of polyurethane foaming plastics are also described
摘要介紹聚氨酯泡沫塑料的兩大類發泡劑，即物理發泡劑和化學發泡劑，著重對各個不同時期使用的主要物理發泡劑的性能和特點進行了對比和討論，指出其中存在的問題及當前人們所採取的解決方法，展望了聚氨酯泡沫塑料發泡劑的發展趨勢。 -
Abstract : metallic foam or porous materials were developed at the end of the 80 " s and applied to industry at the beginning of the 90 " s. they have excellent physical properties, especially damping characteristis, so they are widely used for vibration insulation, noise elimination, electromagnetic screening and so forth. a description is given of the “ casting and foaming ” method for the fabrication of these metallic foams, and a detailed account of their mechanical and damping properties
文摘:金屬泡沫或金屬多孔材料是80年代後期國際上迅速發展起來的一種物理功能與結構一體化的新型工程材料.它所具備的多種優異物理性能特別是阻尼性能已引起廣泛關注，並在消聲、減震、分離工程、催化載體、屏蔽防護、吸能緩沖等一些高技術領域獲得了廣泛應用.文章著重介紹了鑄造發泡法製造鋁泡沫材料的技術難點.對金屬泡沫材料的力學性質和阻尼特性進行了詳細介紹.為金屬泡沫材料開發、應用提供基礎知識和信息
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