阐述了泡沫聚苯乙烯模型的材料选择原则、模型制造工艺与模型质量与铸件质量的密切关系。
The material selection of styrofoam and the relation of lost foam process to mold quality were described.
研究了泡沫聚苯乙烯粒径、泡沫颗粒的粒度级配、成型发泡模具对EPS模表面粗糙度的影响。
The effects of the grain size and grain gradation of styrofoam particles as well as the expendable polystyrene(EPS)forming tools on the surface roughness of EPS patterns were studied in the paper.
研究人员研发出人类已知最轻的金属,这种材料比泡沫聚苯乙烯还轻100倍,轻到可以放在蒲公英头上。
Researchers have developed the lightest material known to man, about 100 times lighter than styrofoam, and clearly light enough to perch on the head of a dandelion.
该公司提供一种聚苯乙烯泡沫塑料垫层用来在装运时保护牌匾。
The company provides a styrofoam cushion to protect the tablets during shipping.
EcoGradle是唯一既无需消耗树木又可以被生物分解的装运材料,它可以像聚苯乙烯(即我们说的泡沫塑料)一样被压模制成许多外形,这样就能保护任何大小和重量的物体。
EcoCradle is the only treeless, biodegradable shipping material that can be molded into as many shapes as polystyrene, A.K.A. Styrofoam, so it can protect objects of any size or weight.
金属,如铝,也可以制备成泡沫材料。由于金属更高的刚度,理论上,更薄金属泡沫就可以吸收聚苯乙烯泡沫所能吸收的能量。
Metals such as aluminum can also form foams -- and because of their greater rigidity, they could, in theory, dissipate as much energy as a polymer foam in a much thinner layer.
研究人员说这种材料不但比聚苯乙烯泡沫塑料轻100倍,并且还具有“非常高的吸收能量”的特性。
The researchers say the material is 100 times lighter than Styrofoam and has "extraordinarily high energy absorption" properties.
那么,聚苯乙烯泡沫塑料和聚氨酯硬质泡沫材料的阻燃机能达到何等程度才能保证整个体系的防火安全?
So, polystyrene foamed plastic and polyurethane hard foam to the flame retardant function to ensure the whole system how much the fire prevention safety?
苯用于制造聚苯乙烯(如塑料器皿,泡沫塑料)。
Plastic utensils, Styrofoam. Toluene is used to make polyurethanes e.g.
是否需要在现有的技术前提下过多地进步聚苯乙烯泡沫塑料和聚氨酯硬质泡沫的阻燃性指标?
Whether to need in the existing technology premise too much progress polystyrene foamed plastic and polyurethane hard foam flame retardancy index?
专家以为:从全世界规模来看,聚苯乙烯泡沫塑料的处理都是个严峻的疑问。
Experts believe that: from the perspective of the whole world, the treatment of polystyrene foam is a serious question.
实型铸造是与熔模铸造类似的技术,但它用做型模的消耗材料是聚苯乙烯泡沫而不是石蜡。
Full-mold casting is a technique similar to investment casting, but instead of wax as the expendable material, polystyrene foam is used as the pattern.
另一类是以热塑性聚苯乙烯泡沫塑料和热固性聚氨酯硬泡为主的有机保温材料,通常认定为可燃性材料。
Another kind is thermoplastic polystyrene foamed plastic thermosetting and rigid polyurethane foams primarily organic heat preservation material, usually identified as combustible materials.
聚苯乙烯泡沫塑料和聚氨酯硬质泡沫是影响外保温体系防火安全机能的枢纽因素。
Polystyrene foamed plastic and polyurethane hard foam is the influence of the thermal insulation system of fire prevention safety factors of the functioning of the hub.
在济南彩钢板房的领域,聚苯乙烯泡沫常常被用作彩钢夹芯板里的填充物,他具有质量轻,价格便宜,隔音,隔热好的特点。
In Ji 'nan steel housing area, polystyrene foam is often used as a fill color steel sandwich panel in the he has the advantages of light weight, cheap price, good sound insulation, heat insulation.
聚苯乙烯泡沫塑料(styrofoam)是一种常见的塑料垃圾,在大海里很快就被撞成小颗粒。
A common form of plastic rubbish is styrofoam, which soon gets crushed into small pieces in the sea.
每座龟巢中有上百枚龟蛋,救援人员将龟巢用沙子覆盖,小心存放在聚苯乙烯泡沫盒里,然后海运至受保护的大西洋海滩。
Their nests –containing up to 100 eggs –are being carefully packed with sand into Styrofoam boxes and shipped to protected beaches on the Atlantic coast.
主要组成部分的系统是一个连接装置由聚氯乙烯和聚苯乙烯泡沫塑料。
The primary components of the system are a connection device made from PVC and polystyrene foam.
详细介绍聚苯乙烯泡沫塑料的工程特性及其在工程中的应用。
The engineering characteristics of expanded polystyrene and its application in engineering are introduced in detail.
聚苯乙烯泡沫塑料是一种加工塑料,主要由被称作苯基团的碳环和氢环构成,苯基团连接到能降解成更小苯乙烯单元的长链碳氢化合物上。
Polystyrene foam is a manufactured plastic primarily made up of rings of carbon and hydrogen, called phenyl groups, attached to long hydrocarbon chains that can break into smaller styrene units.
聚苯乙烯泡沫塑料应被用于保护绝缘。
本文研究了聚苯乙烯泡沫在超临界水中的降解反应。
This astical deals with the degradation of polystyrene foam in supercritical water.
将废弃的聚苯乙烯泡沫塑料回收利用既可解决它所带来的污染,又可缓解化工能源不足问题。
The reclamation and recycle of polystyrene foamed plastic waste not only can control pollution but also solve the problems of chemical energy sources.
公司是专业生产绝热用挤塑聚苯乙烯泡沫塑料板生产企业。
The company is specializing in the production of extruded polystyrene foam insulation board with production enterprises.
本文叙述了以废弃的聚苯乙烯泡沫塑抖为原料,选择合适的混合溶剂和乳化剂制取水乳性瓦楞纸箱防潮涂料的机理及过程。
This paper discuss the mechanism and process of making emulsive moistureproof dope for corrugated board with scrap polystyrene foam by selecting proper commix impregnant and emulsion.
本文绘制了纸浆模塑材料的缓冲曲线图,并与聚苯乙烯泡沫塑料(eps)的曲线图进行了比较。
Cushion curves for a moulded pulp material were constructed and compared with cushion curves for an expanded polystyrene. (EPS) foam.
它是这么轻,聚苯乙烯泡沫塑料比它重100倍。
本文介绍了以废弃的聚苯乙烯泡沫塑料和水泥为主的聚苯乙烯泡沫混凝土的生产工艺、性质及应用。
This paper introduces the production technology, properties and applications of foamed polystyrene concrete mainly with discarded foamed polystyrene plastics and cement.
聚苯乙烯泡沫板由于热导率小、保温性能好,已经广泛应用于不同外墙外保温系统。
Polystyrenc foam plank has been widely applied in different external insulation for outer-wall systems because of its thermal conductivity and good heat insulation function.
聚苯乙烯泡沫板由于热导率小、保温性能好,已经广泛应用于不同外墙外保温系统。
Polystyrenc foam plank has been widely applied in different external insulation for outer-wall systems because of its thermal conductivity and good heat insulation function.
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