您要查找的是不是:
- vacuum melting method 真空熔炼法
- Macrosegregation of boron in vacuum melting pouring ingot of GH901 alloy is determined by 3 characteristics of boron in the GH901 alloy. GH901合金真空熔炼铸锭中硼的宏观偏析,是由硼在GH901合金中的三大特点决定的。
- The melting method for determination of the main elements in silicate with the X-RAY fluorecent spectromenter is established. 摘要用X-射线荧光光谱仪建立了熔片法测定硅酸盐中主量元素的测定方法。
- Experiments showed that it is feasible to fabricate PPS/CF composite prepreg with a suspension melting method. 试验证明,用悬浮-熔融法 生产聚苯硫醚碳纤维予浸带是可行的。
- The vacuum melting and argon protecting continuous unidirectional solidification technology was introduced, which combines vacuum inductive melting with continuous unidirectional solidification. 摘要阐述了真空熔炼、氢气保护下引法连续定向凝固工艺。
- There are three routes to synthesize sodium lauroyl sarcosinate, which are melting method, amide carbonylation and Schotten-Baumann condensation. 月桂酰肌氨酸钠有熔融法、酰胺羰基化法和肖顿-鲍曼缩合法三种合成方法。
- To obtain a good machinability and bioactivity,the cabbage-shaped mica/fluorapatite glass-ceramics was prepared by melting method. 为了获得良好的可加工性和生物活性,通过熔铸法制备了“卷心菜”状的云母/氟磷灰石玻璃陶瓷,该材料有望用于人体骨、牙齿的替代和修复。
- Abstract The purpose of vacuum melting is to minimize the pollution of interstitial element on TiAl intermetallics,but the evaporation loss of Al in TiAl alloy melt in a vacuum will have influence on the composition of TiAl intermetallic melt. 真空熔炼的目的是避免间隙元素对TiAl金属间化合物的污染。 但在真空下,由于钛铝合金熔体中铝的挥发损失将影响金属间化合物成分的准确度。
- By using the melting method, Sn-modification was achieved during the preparation of the original NiAl alloy.Then the RQ Ni-Sn catalysts were obtained. 采用熔融法在急冷NiAl合金制备时加Sn修饰得到RQ Ni-Sn催化剂,同样对其结构和性质进行表征,发现修饰后的催化剂有更大的比表面积、孔容和孔径,更宽的孔径分布,更小的晶粒。
- This paper will discuss especially on the structure and working principle of continuous unidirectional solidification equipment under conditions of vacuum melting and argon shield. 本文将着重介绍真空熔化氩气保护连续定向凝固设备的结构特点及工作原理。
- The structures and properties of rectorite/NR composites prepared by emulsion method and melt method respectively were investigated. 研究乳液法和熔体法制备的累托石/NR纳米复合材料的结构与性能。
- The thermodynamic theories of separating aluminum and silicon in alunite ore with acid melting method were introduced herein,and the test results were presented also. 介绍了酸熔法分离明矾石矿中铝硅的热力学理论和实验结果。
- By using the melting method,the samples were made and matrix effect was overcom. This method is convenient and reliable to determine a multi-element in ore by XRF. 采用熔融法制样,XRF分析方法,测定矿石中的多种元素,此法克服了基体效应,方便可靠。
- The heat melting method was used to prepare the porous PTFE/PE/PP electret.The charge storage stability of the electret was studied by determination of isothermal surface potential decay. 用热融法将多孔聚四氟乙烯(PTFE)、聚乙烯(PE)和聚丙烯(PP)制备多孔PTFE/PE/PP驻极体,通过表面电位衰减测量研究多孔PTFE/PE/PP驻极体的电荷储存稳定性;
- METHODS Using the orthogonal design,it was prepared nifedipine solid dispersion by melting method,then filling into hard capsule. 方法:熔融法制备硝苯地平固体分散体并灌装于硬胶囊中,采用正交设计试验优化处方。
- In this paper, two methods are used to modify MWNT.Three different structure benzoxazine was synthesized by melt method and solution method. 本文采用了两种方法对碳纳米管进行了表面改性,采用熔融法和溶液法合成了3种结构不同的苯并恶嗪。
- The method seems good but it needs to be tried out. 这个方法似乎不错,但需要试验一下。
- MICROSTRUCTURE ANALYSIS OF VACUUM MELTING Fe- BASS ALLOY COATING 真空熔结铁基合金涂层的组织结构分析
- Vacuum Melting of Composition Graining Board with Spinning Nozzle 喷丝头组合花板的真空熔炼
- Some pumps and all vacuum cleaners work by suction. 有些泵和所有真空吸尘器都是借吸力工作的。