Initially, WPC building materials were considered as being completely resistant to microbial degradation because wood? Bers are completely immersed into plastic.
最初，木塑复合建筑材料被视为完全耐微生物降解的，因为木材纤维全部浸入了塑料。
The type of biodegradable plastic and degradation mechanism were summarized, the present applications in many fields were analysed, and the development of biodegradable plastic was prospected.
简述了生物降解塑料的类型和降解机理，分析了生物降解塑料在各个领域的应用现状，并展望了生物降解塑料的发展前景。
With plastic rhizobox system, this paper studied the degradation behavior of methamidophos in the rhizosphere and non-rhizosphere of phaiozem and burozem planted with soybean.
利用塑料根际盒研究了甲胺磷在黑土和棕壤大豆根际和非根际环境中的降解脱毒行为。
In this paper, the stiffness degradation and damage failure in concrete dams subjected to strong ground motion are simulated by plastic-damage model based on damage index variable.
本文以拉压应力损伤因子为内变量，采用混凝土塑性损伤模型，分析了坝体在地震荷载作用下的刚度退化以及在多维应力状态下拉应力引起的损伤破坏。
Adding other metals can affect the density, strength, fracture toughness, plastic deformation, electrical conductivity and environmental degradation.
加一些其它金属能影响密度、强度、断裂韧性、塑性变形、导电性以及环境侵蚀。
Based on the material of iron in some iron and steel companies, the low temperature reduction degradation of iron ore in the condition of injecting blends of coal and waste plastic in BF is studied.
以国内某钢铁公司的炼铁原料为基础，进行了高炉喷吹煤与废塑料条件下的矿石低温还原粉化性能研究。
Based on the material of iron in some iron and steel companies, the low temperature reduction degradation of iron ore in the condition of injecting blends of coal and waste plastic in BF is studied.
以国内某钢铁公司的炼铁原料为基础，进行了高炉喷吹煤与废塑料条件下的矿石低温还原粉化性能研究。
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