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- At point e, the substance is wholly in the vapor phase. 到e点时,物质全部变为气相。
- Compatible with infrared and vapor phase reflow solder process. 适用于回流焊接工艺。
- The sintering mechanism changes from solid phase sintering + transient liquid phase sintering into liquid phase sintering with the increase... 烧结机理随磷、银含量的增加逐渐由固相烧结+瞬态液相烧结转变为液相烧结。
- The vapor phase concentration of durene could be adjusted by the self-made adjustor. 自制的高熔点物料气相浓度调控仪能很好地调控气相中均四甲苯的浓度,具有推广应用价值。
- Liquid and vapor phases cannot coexist in equilibrium. 液相和气相不能在平衡中共存。
- The basic condition of gradient liquid phase sintering, the micro structure and the poperty of coating bonding are discussed. 分析了喷涂层梯度液相烧结的基本条件,并观察了其显微组织及其结合性能。
- Ternary boride based cermet cladding material was prepared by in situ reaction and liquid phase sintering technology in vacuum furnace. 在真空烧结炉中通过原位反应液相烧结工艺制备出三元硼化物基金属陶瓷覆层。
- The first step for removing vapor is to orient the package to access the vapor phase of the product. 提取蒸气的第一步是调整钢瓶的方位,使可以接触产品的气相。
- Steel-bonded cemented carbide powder processed by explosive compaction was successfully bonded to the surface of carbon steel through liquid phase sintering. 采用液相烧结法将爆炸压实后的钢结硬质合金粉末复合在碳钢表面,成功获得覆层材料。
- High quality GaN film was grown by hydride vapor phase epitaxy(HVPE) using porous AAO as mask. 采用均匀的多孔阳极氧化铝做掩膜在氢化物气相外延设备中生长出高质量的氮化镓膜。
- Steel-bonded cemented carbide powder mixture(TLMW50) processed by explosive compaction was successfully bonded to the surface of carbon steel through liquid phase sintering. 采用液相烧结技术成功地将爆炸压制后的钢结硬质合金混合粉末(对应国家牌号TLMW50)复合在碳素钢的表面。
- Single crystal MTN has been synthesized by vapor phase transport route(VPT) using n-propylamine as a new template. 采用蒸气相合成法,以正丙胺作为笼形类沸石材料MTN合成的新模板剂,合成出MTN单晶。
- There are mainly two methods to prepare nano sized titania, uch as vapor phase process and liquid phase process. 纳米钛白的制备方法大致可分为两类,即气相法和液相法,而液相法是研究的重点和热点。
- The method uses high density infrared (HDI) rapid heating of a plasma arc lamp to liquid phase sinter powder metal compact precursors to a dense structure. 假设电蚀凹孔的轮廓曲线是材料的熔点温度,然后用内差法计算出格点上最后时间的温度,计算出的温度会包含量测误差。
- Objective: To determine content of guajacolum in bamboo juice with vapor phase chromatography(VPC) as the quality control target of bamboo juice. 目的:通过用气相色谱测定鲜竹沥中愈创木酚的含量,作为鲜竹沥的质量考核指标。
- A kind of CrF 3 based catalyst for HHFC 134a preparation by reacting HFC 133a with AHF via vapor phase fluorination is reported. 报道了一种由HCFC 133a与AHF经气相催化氟化制备HFC 134a的CrF3 基催化剂。
- Vapor phase synthesis of 2,3,5-trimethyl phenol from methanol and 3,5-dimethyl-phenol over solid acid catalyst was studied in a fixed bed reactor. 制备并考察了甲醇甲基化法合成2,3,5-三甲基苯酚的固体酸催化剂,进行了甲基化反应工艺条件的优化研究。
- Comprehensive survey of vapor phase inhibitors both at home and abroad is given. The application of VPI and the research trend are discussed. 介绍了国内外的气相缓蚀剂技术发展概况,阐述了气相缓蚀剂技术的应用形式,展望了该技术领域内的研究方向。
- A ternary boride carbide alloy is clad on the steel substrate to form a new type of clad material with excellent wear and corrosion resistance by means of the liquid phase sintering technique. 采用液相烧结法在钢基体表面制备三元硼化物硬质合金覆层,将三元硼化物硬质合金的优异性能赋予钢基体表面,获得了耐磨抗蚀、界面结合强度高的新型硬质覆层材料。
- Abstract: Using liquid phase sintering technique, ternary boride cermet clad material was prepared, and have good properties as lower cost, high wear resistance, high corrosion resistance. 摘要:采用液相烧结技术制备的三元硼化物基金属陶瓷覆层材料具有成本低廉、耐磨抗蚀的优异性能。