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3 % C - Cu composite powders 3%25C-Cu复合粉末
The age _ precipitation behavior of Al-4.5 Cu alloy and mullite _ fiber reinforced Al-4.5 Cu composite has been studied by the differential scanning calorimetry (DSC). 用差示扫描量热法(DSC)对Al-4 5Cu合金和莫来石(Mullite)短纤维增强Al-4 5Cu复合材料的时效析出行为进行了研究 ;
The spark plasma sintering(SPS) was carried out by using C/Cu composite powder prepared by mechanical alloying method. 将用机械合金化法制备的碳/铜复合材料粉末进行放电等离子烧结。
The spark plasma sintering (SPS) was carried out by using C/Cu composite powder prepared by mechanical alloying method. 摘要将用机械合金化法制备的碳／铜复合材料粉末进行放电等离子烧结。
Self-adherent composite powder for thermal spraying is designed by optimum design method. 采用正交优化设计的方法进行热喷涂自粘结复合粉末的设计。
The TiC reinforced Al?Cu composite was prepared by in?situ contact?reaction. The effect of temperature on in situ reaction and formation mechanism of TiC particles have been studied. 以Ti，Al和C粉末为原料，采用接触反应法制备原位TiC颗粒增强的铸造Al?Cu复合材料，研究了反应温度对反应产物的影响，探讨了TiC颗粒的形成机制。
NING Yang.Synthesis and formation of nanophase WC-Co composite powder by ball milling[J].Rare Metal and Cemented Carbides, 2003, 31(1) : 53 - 56. [6]宁阳.;球磨WC-Co纳米复合粉末的合成和成型[J]
The first, nanoscale composite powders TiO2/Fe2O3 have been successfully synthesized by sol-gel technology derived from Ti(C4H9O)4 and Fe(NO3)3 .9H2O. 一、用溶胶-凝胶法制各了TiO_2/Fe2O_3纳米复合粉体。
The combustion characteristics of potassium perchlorate composite powder were studied by DSC,electron microscope scan and burning test in closed-bomb. 用DSC、电镜扫描和爆发器燃烧试验研究了高氯酸钾复合火药的燃烧特性。
Ana- tase is the main phase of the titania in the composite powder, which is in agreement with the characteristic diffraction peaks of anatase presented in the JCPDS card. 纳米复合粉体中的氧化钛为单一类型的锐钛矿相,其XRD衍射峰和JCPDS的锐钛矿特征衍射峰一致。
Nanometer W-Ni-Fe composite powder was produced by the method of two step reduction of W-Ni-Fe composite oxide powder, in which the procedure parameters were controlled. 利用两阶段还原法对W Ni Fe复合氧化物粉末进行还原,控制还原工艺的参数制得纳米级W Ni Fe复合粉末。
The applications of nanosized zirconia and composite powder become more and more significant with the development in the electronic and new material industries. 随着电子和新材料工业的发展,纳米氧化锆及其复合粉体的应用越来越广泛。
During the sintering process of the Al_2O_3-TiC-Co composite powder, the sintering temperature, sintering atmosphere and holding time during heating process were obvious effect factors to the properties of the ATC composite ceramic. 在Al_2O_3-TiC-Co复合粉体的烧结过程中,烧结温度、烧结气氛以及分级保温时间对ATC复合陶瓷力学性能的影响较明显。
Interfacial Structure and Cohesion Strength of Kovar--Cu Composite 可伐合金与铜复合材料界面结构和强度的研究
The conventional techniques to prepare nanosized metal composite powder include mechanical alloying (MA), inert-gas condensation (IGC), plasma atomization and sonochemical synthesis etc. 摘要纳米金属复合粉末的制备方法主要包括机械合金化法(MA)、惰性气体冷凝法(IGC)、等离子雾化法、超声化学合成法等。
CHAI Feng, XU Ling, LIAO Yun-mao, et al． Study of charac- teristics of zirconia toughened glass infiltrated nanometer-ceramic composite powder（Al2O3/nZrO2）[J].J Pract Stomatol, 2002, 18（6）： 518-521. [3] 柴枫; 徐凌; 廖运茂; 等.;氧化锆增韧的纳米复合渗透陶瓷粉体性能的研究[J]
We has investigated the degradation of to CT, PCE and 4-CDP by composite powder, and effect of the temperature, initial concentration and amount of powder on the degradation reaction were studied. 研究了复合铁粉对四氯化碳(CT)，四氯乙烯（PCE），4－氯代联苯（4－CDP）的降解效果，考察了温度，起始浓度，粉体的用量以及催化剂的添加对降解效率的影响。
The farmer paid 3 laborers to gather the crop. 农场主雇佣3名工人收割庄稼。
These fish vary in weight from 3 lb to 5 lb. 这些鱼的重量从3磅到5磅不等。
He lives 3 miles away from here. 他住在距离这里三英里的地方。