| 1. | Brass is an alloy composed of two metals , zinc and copper 黄铜是由两种金属锌和铜所组成的合金。 |
| 2. | Ductile iron pipes - external zinc - based coating - metallic zinc with finishing layer 球墨铸铁管.外部镀锌.终饰层用金属锌 |
| 3. | Symbol s base are metal , zinc die , more heavy , the weight of all engine are 40g Symbol的底座为金属锌铝合金,比较沉重,引擎整体重量为40公克。 |
| 4. | Standard test method for the determination of metallic zinc content in both zinc dust pigment and in cured films of zinc - rich coatings 锌粉涂料与锌粉涂料硫化薄膜和富锌涂层硫化薄膜中金属锌含量测定的标准试验方法 |
| 5. | The results showed that a function of length of the side chain has a dramatic effect on mesophase formation in the porphyrin free base and complex 最后,研究了酚氧基( rcg )中烷基一)碳链长度对叶琳及金属锌叶琳配合物材料液晶性能的影响。 |
| 6. | Currently , we have colored glaze plant , resin plant , jade machining plant and the technology plant of steel mould die - casting of zinc alloy and lead - tin alloy 目前我厂有琉璃车间、树脂车间、玉石加工车间及金属锌合金的钢模压铸和铅锡合金的生产工艺车间。 |
| 7. | The electrode potential of zinc was less than that of ndfeb magnetic powders . ndfeb magnetic powders were protected because zinc had been the anode through the electrochemistry corrosion 金属锌镀层比基体ndfeb电极电位更负,在发生电化学腐蚀作用时,可起到牺牲阳极保护基体的作用。 |
| 8. | The main experiments and their results or conclusion are as follows : 1 . zn , in , sn and their alloys are electroless deposited on the surface of current collector of copper and zinc alloy successfully . this method has not been reported on reference 用化学方法成功地将金属锌、锡、铟沉积到集电体表面,特别是用化学镀方法在电池集电体上沉积锌铟、锌锡、锡铟双层合金和单层金属锌尚未见文献报道。 |
| 9. | In this paper , a high performance sma system applied to steel bridge deck is put forth in allusion to the pavement project of the wuhan junshan yangtze river highway bridge . it comprises steel slab , zn coating layer , closing layer , adhesive , pre - mixed asphalt stone and dual layer sma from bottom to top . it is based on the fea results of the forces and deformation of the pavement layer by means of the algor feas , according to this bridge ' s traffic and the ambient temperature varying range of the pavement layer 本文针对武汉军山长江公路大桥钢箱梁桥面铺装工程,从铺装层环境温度变化范围、交通量等使用条件出发,在用algorfeas有限元分析软件分析铺装层受力变形基础上,提出了(即钢板+金属锌涂层+封闭层+粘接剂+预拌沥青碎石+双层sma )的高性能钢桥面sma铺装体系,并对这种sma的组成材料,包括改性沥青、集料、矿粉、纤维进行了比较研究,设计了这种sma的配合比,对sma混合料的性能进行了对比试验,对这种sma方案进行了疲劳性能研究,验证了所选择sma方案的可行性。 |
| 10. | In this dissertation , nanometer zno thin films on si ( 100 ) substrates were prepared by using thermal evaporation technique following by two - step annealing process : high quality zno thin films and mgxzn1 - xo alloy films have been grown on si ( 100 ) substrates with mgo buffer layers by using thermal evaporation technique following by two - step annealing process 本文介绍了采用电子束蒸发方法在si补底上制备出了高纯度的金属锌膜,然后通过二次退火得到了具有六角结构的高质量氧化锌多晶薄膜材料,另外,还采用电子束蒸发mgo薄膜作为缓冲层二次退火金属锌膜的方法制备出了高质量氧化锌多晶薄膜材料和mgzno合金薄膜材料。 |