他们用一个攻城木粉碎了大门。
介绍聚丙烯木粉板在汽车上的应用。
This paper gives an account of the application of polypropylene wood flour stock to the automotive industry.
在可燃成份中，木粉是特别重要的。
Woodmeal is of particular importance among combustible ingredients.
采用水蒸气蒸馏法提取木粉中的精油；
The essential oil from wood was extracted by steam distillation.
另一种是把软木粉用200目或更细的筛网进行筛选。
The other method is to pass the powder through 200 or fine mesh screen.
另一种是把软木粉用200目或更细的筛网进行筛选。
The other method is to pass the powder through 200 or fine mesh screen .
负极板膨胀剂配方开始包括木质一类的材料，如木屑或木粉。
Nagative expander formulas started to include such items of wood, as wood dust or wood flour.
结果表明，白木粉的加入能改善聚氨酯膜的透气和透汽性能。
The experimental results showed the air and water vapor permeability of polyurethane membranes are improved.
不同国家的木粉尘的职业接触极限值（或极限值）却不尽相同。
The occupational exposure limits (OELs) of wood dust in different countries are however not the same.
木粉的碱化处理使复合材料的弯曲强度和弯曲模量分别下降20。
Alkaline treatment of wood flour makes flexural strength and flexural modulus of the composite decrease by 20.
介绍燃烧油、木屑、木粉绿色新型锅炉的开发设计及其结构特点。
This paper introduces the development and design for environmental protection new type boiler firing oil, wood husk and flour, and its structure character.
因此，负极板膨胀剂配方开始包括本质一类的材料，如木屑或木粉。
Thus negative expander formulas started to include such items of wood, as wood dust or wood flour.
采用PVC树脂和木粉加入发泡剂制得PVC/木粉发泡复合材料。
The foamed PVC/wood-flour composite(WPC) was prepared from PVC and rice husk powder with blowing agent.
简述了木质材料的性质和木粉改性的方法，如物理方法和化学方法。
Both of the properties of wood and modification methods of wood-fiber were described, for example, physical methods and chemical methods.
木粉与高密度聚乙烯的相容性不好，是裂纹引发时间缩短的主要原因。
Because of the bad compatibility of wood flour and polyethylene, the crack initiation time shortened.
处理后的纤维素和杉木粉的氢键作用均被削弱，相对结晶度均被降低。
Hydrogen bonding actions of cellulose and fir powder were all weakened greatly after treatment and the crystallinity of them were also decreased.
用木粉与高密度聚乙烯（HDPE）复合制备了能代替木材的复合材料。
The composite which can replace the wood was made by wood flour and high density polyethylene(HDPE).
考察了木粉含量、粒度、界面相容剂用量对复合材料力学性能、流动性的影响。
The effects of compatibilizer content, wood flour content and size on the mechanical and fluid properties of composite were studied.
研究了聚丙烯与木粉以不同比率复合而成的材料的物理力学性能和复合形态特征。
This article deals with the mechanical properties of wood powder polypropylene composite panels and the morphology of the esterification of the wood surface while varying the level of wood content.
研究表明，H3BO3与杉木粉中的羟基发生了缩合反应，纤维素的结晶被破坏；
The results showed that hydroxyl groups of H3BO3 reacted with the hydroxyl groups of fir powder, and thus the crystalline phase of cellulose was destroyed.
在氩气气氛中采用固定床反应系统对合山原煤与杨木粉共热解脱硫效果进行了考察。
The mixture of raw Heshan coal and poplar powder was pyrolyzed together in a fixed-bed reactor in air atmosphere to examine the sulfur removal efficiency and the volatilization content.
它们常用木粉和无机填料充填，并可与纸、纺织品和类似物料结合用作涂料或浸渍剂。
They are often extended with wood flour and inorganic fillers and may be used in combination with paper, textiles, and similar materials, either as coatings or impregnants.
硅酸钠能使软木粉粘结在模具表面，而且还有助于软木粉耐受熔融铅合金的碳化作用。
The sodium silicate makes the cork stick to the mold surface and also helps to withstand the charring action of the molten lead alloy .
硅酸钠能使软木粉粘结在模具表面，而且还有助于软木粉耐受熔融铅合金的碳化作用。
The sodium silicate makes the cork stick to the mold surface and also helps to withstand the charring action of the molten lead alloy.
木头作为原材料得到广泛应用，但硬木粉尘（如橡木和山毛榉粉尘）可导致人患鼻癌。
Wood is used widely as raw material, but hard wood dust (e. g. oak and beech) can lead to nose cancer.
采用短切玻璃纤维与木粉组合，可以获得力学性能很高，能作为结构材料使用的复合材料。
Composites with high mechanical properties that can be used as structure materials can be obtained by combining wood flour and chopped glass fiber.
加工类别：玉米、花生、瓜干等粮食类，化工原料类，塑料类，木粉类，软木类，浆类等。
Processing category: Corn, peanut, dried potato grains, chemical raw materials, plastics, wood powder, softwood slurries, etc.
加工类别：玉米、花生、瓜干等粮食类，化工原料类，塑料类，木粉类，软木类，浆类等。
Processing category: Corn, peanut, dried potato and grains, chemical raw materials, plastics, wood powder, softwood and slurries, etc.
以再生聚丙烯（PP）、锯末木粉为原料，采用双螺杆挤出机挤出造粒制备了塑木复合材料。
The wood-polymer composite(WPC) was manufactured by twin-screw extruder with recycled polypropylene (PP) and wood powder as material.
以再生聚丙烯（PP）、锯末木粉为原料，采用双螺杆挤出机挤出造粒制备了塑木复合材料。
The wood-polymer composite(WPC) was manufactured by twin-screw extruder with recycled polypropylene (PP) and wood powder as material.
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