层

Cross section of the beam was divided into layers, in which each layer might have different materials, but its properties were assumed to be constant over the layer thickness.

梁的横截面被把分成在其中每一层可以有和不同材料的层但是它的小道具被假定在层厚度的上方是不断。

Cobalt (100) face of hexagonal system parallels example surface and the intensity of diffraction peaks increased obviously. Finally the possibility of codeposition of PTFE and cupper or other metal alloys was initially researched.

最后，初步探索了PTFE与Cu或二元合金共沉积的可能性，试验结果显示，它们均可形成PTFE和金属的复合镀层，与无PTFE的金属合金层对比后发现，各复合镀层摩擦学性能都有所提高。

This paper used Elman neural network to establish the model of irrigation water use prediction, having four importing units and exporting units. The determination of concealed level neural single number used the cut-and-try method, ten units were used.

运用神经网络中Elman反馈型神经网络建立了灌溉用水量预测模型，模型输入层神经元数目为4，输出层神经元数目为1，隐含层神经元数目确定采用试验法，最终确定为10。

Things, the surface is the cuticle layer of white, this layer can be naturally break down, falling

的东西，表面是一层发白的角质层，这种角质层可以自然破裂，脱落

Moreover, the pre-treatment and post-treatment processes for the steel sheet subject to continuous zinc plating were also discussed. Results showed that the alkaline zincate plating process had many advantages over conventional alkaline cyanide zinc plating process, including high current efficiency, good throwing power, and strung adhesion strength of the coating.

结果表明，该工艺电流效率高（锌离子含量16~24g/L时，电流效率可提高约20%，镀液均镀能力好（宽度为1m的镀锌薄板，中心点厚度与边缘厚度差不大于10%，镀层结合力优良（将试片180°任意弯曲，镀层无起皮、剥落现象；在烘箱中加热至180-200℃，保温60min，冷水中急剧冷却，镀层无突起、鼓泡、剥落现象），所镀得的镀锌薄钢板适合于钝化和彩涂等后处理。

The effects of the decarburization of the base metal on bubble formation in enamel coating, the relationship between hardness and firing temperature and time, the effect of crystal nucleus addition and influence of adding adhesive agent .

研究了搪瓷层的硬度与烧结时间和温度的关系，并分析了添加晶核形成剂对搪瓷层硬度的影响，以及搪瓷原料组成中的密着剂对搪瓷层和金属基板密着性能的影响。

Cladding field has been constructed by using the accurate functional form with two approximate parameters:the transverse decay constant in the cladding and the field value at core-cladding interface,which are already known.

包层场用修正贝塞尔函数以及已经求得的两个参量：包层径向衰减常量和场在纤芯-包层界面上的值重新构建。

Adoption special three layer structures,adopt the Japanese home nicety to roll the bead bearings inside the layer,is a high strength nylon in the center 66,a PU material,in the center the layer design become inverted barbs dentation.

轮子采用特殊三层结构，内层采用日本进口精密滚珠轴承，中间为高强度尼龙66，外包PU材料，中间层设计成倒钩齿状。

1The hangs adoption special three layer structures,adopt the Japanese home nicety to roll the bead bearings inside the layer,is a high strength nylon in the center 66,a PU material,in the center the layer design become inverted barbs dentation.

1轮子采用特殊三层结构，内层采用日本进口精密滚珠轴承，中间为高强度尼龙66，外包 PU 材料，中间层设计成倒钩齿状。

40KG . The super mute hangs a product characteristics:1 The super mute hangs an adoption special three layer structures, adopt the Japanese home nicety to roll the bead bearings inside the layer, is a high strength nylon in the center 66, a PU material, in the center the layer design become inverted barbs dentation.

超静音吊轮产品特点：1 超静音吊轮采用特殊三层结构，内层采用日本进口精密滚珠轴承，中间为高强度尼龙66，外包 PU 材料，中间层设计成倒钩齿状。

It has been put forward that there exists single Ball point and double Ball points on the symmetrical connecting-rod curves of equilateral mechanisms.

从鲍尔点的形成原理出发，分析对称连杆曲线上鲍尔点的产生条件，提出等边机构的对称连杆曲线上有单鲍尔点和双鲍尔点。

The factory affiliated to the Group primarily manufactures multiple-purpose pincers, baking kits, knives, scissors, kitchenware, gardening tools and beauty care kits as well as other hardware tools, the annual production value of which reaches US$ 30 million dollars.

集团所属工厂主要生产多用钳、烤具、刀具、剪刀、厨具、花园工具、美容套等五金产品，年生产总值3000万美元，产品价廉物美、选料上乘、质量保证，深受国内外客户的青睐