查询词典 material

WPC,as a new material, can widely be used in industry,agriculture,national defense,construction,household appliancesdaily life. It can be used to manufacture miscellaneous products such as industry pallet,storehouse backing board,platform floor,warehouse shelf,timber,beach chair,floorso on. WPC new material is characterized by widely raw material supply,small machine invest,low product cost,high return of investvast market potential.

木塑新型材料，可以广泛应用于工业、农业、国防、建筑、家用电器及日常生活用品等领域，利用它可以制作各类制品，如：工业托盘，仓库垫板、车厢底板、仓库货架、木栅栏、沙滩椅、地板等，木塑新型材料具有原材料来源广阔、设备投资少、产品成本低、投资回报高、极具市场潜力的新型环保产品。

A new method was developed for design of the composite material flywheel with high speed. In this paper ,the method of optimization of shape design for the composite material flywheel with high speed was put forward on the base of the analytical method and research optimization of shape design, and established the models of density optimization of energy and light mass.These models were used to design two typical composite flywheels with high speed in hybrid electrical vehicle flywheel battery and the stress level and convergence on the flywheel were got .Then a new way was developed for optimization of shape design of the composite material flywheel with high speed.

在此基础上对高速复合材料飞轮进行了形状优化设计，将复合材料有限元分析方法和优化设计技术相结合，提出了复合材料的形状优化的方法，分别建立了以高速复合材料飞轮的以储能密度最大为目标函数的形状优化模型和以质量最轻为设计目标的形状优化模型，并以混合动力客车飞轮电池中高速复合材料飞轮作为具体应用，使其在满足强度条件和几何约束条件下，分别寻求其最大储能密度和最轻质量，从而为高速复合材料飞轮的形状优化设计提供参考依据。

The paper researches the frictional mechanism of weave rubbing material and the relation between the thermal decay in the course of the rub and resin solidifying,resolving,and makes use of the laser shining to promote resin solidify in order to improve the early friction performance of rub material and shorten the early friction performance instable period of rub material.

本文研究了编织摩擦材料的摩擦机理以及摩擦过程中的热衰退与树脂的固化、分解之间的关系，利用激光照射促进树脂固化，提高了编织摩擦材料的早期摩擦性能，缩短摩擦材料早期摩擦性能的不稳定的过程，使其产品更安全可靠。

According to experience of similar material research, a new similar material, iron barites sand cementation material, has been developed through hundreds of compounding test.

借鉴前人的经验，通过大量的配比试验，研制出一种新型的相似材料铁晶砂胶结料，这种材料用铁精粉、重晶石粉、石英砂作为骨料，松香、酒精溶液作为胶结剂，石膏作为调节剂混合而成。

An oxide coating is formed on the surface of the aluminum powder after the surface passivation treatment, so as to efficiently avoid the formation of leakage conductance due to mutual contact between eclectically-conducting additives and thereby to reduce the dielectric loss of the material. The composite material has high dielectric constant, low density and good flexibility. The production method of the composite material has the advantages of simple and controllable process, low hot-pressing temperature, energy conservation and environmental protection.

铝粉经过钝化处理，表面形成一层氧化物包覆层，有效地避免了导电添料因相互接触而形成漏电导，降低了材料的介电损耗；复合材料介电常数高，密度低，加工简单，并具有良好的柔韧性；复合材料的制备方法工艺易控简单、热压温度低、节能环保。

Material property transfer ; material property control material flow control ; logic of engineering

物性转变；物性控制；物流管制；工程逻辑

It is well known that, a lot of properties of metal material are in contact with their grain size, for instance, mechanical strength and hardness of material increase as the grain size of material minishes.

众所周知，金属材料的许多性能与其晶粒尺寸有密切的内在联系，如随晶粒尺寸减小材料的强度硬度升高。

Bending angle about material augments along with laser power and laser light spot diameter augment, but bending angle about material minishes along with laser scan rate and material hardness augment.

随着激光功率和激光光斑直径的增加板材弯曲角度增大，但随着激光扫描速度和板材厚度的增加弯曲角度减小。

Mechanical properties of the biological tissues were obtained from published data. The head and vertebras were defined as high stiffness material, the disks and the muscles as viscous-elastic material, and the ligaments and the facet joints as elastic material.

模型中各组织的材料特性参数由文献研究获得，其中头骨和椎骨定义为刚性材料，椎间盘和肌肉定义为粘弹性材料，韧带、小关节和软骨定义为弹性材料。

This material is less used in our country,and it hasn't been used in domestic rail vehicle.So we have less knowledge about this material,and the analysis method for large-scale structure with this material needs to be studied.

人邦对于那类旧资料运用较长，在轨讲车辆上尚有应用三明治复合板的后例，因此对那类资料缺少懂得，由其形成的小型解构合析办法更无待研讨。

He tendered his resignation to the Prime Minister.

他向首相递了辞呈。不适合

International economy and trade,Nanking 210044

国际经济与贸易，南京 210044