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- vapor phase growth 气相生长,汽相生长
- vapour phase growth type 汽相生长型
- 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。
- A new iron film system, deposited on silicone oil surfaces by vapor phase deposition method, has been fabricated and its growth mechanism and band-shaped ordered pattern were studied. 摘要采用气相沉积的方法在硅油表面成功制备了一种新型的铁薄膜系统,并研究了该薄膜的生长机制及其带状有序结构。
- Liquid and vapor phases cannot coexist in equilibrium. 液相和气相不能在平衡中共存。
- 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。
- 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。
- The "not exceeding the expectation" type, if maintaining the same trend, will become "saturated growth type" and "stagnant growth type". 未达预期增长类型之乡镇,若长期维持相同情势,则将成为渐趋饱和增长,或增长停滞两种人口变动类型。
- 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。
- 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。
- Based on the analysis of income and unemployment, the Lorenz analysis of inequality under the different growth type was done. Some labor market policy may lead to Lorenz crossing. 基于对收入与就业的分析,本文将进一步对不同劳工市场政策或发展模式下的不平等变化进行劳伦兹曲线分析,在劳伦兹曲线交叉,不平等变化不明确时,将引入变差系数辅助分析。
- 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。
- And ORTT and OURO in the adhesive growth type of MBR was lower than that in the suspended growth type of MBR, but OURN was higher in the adhesive growth type of MBR than before. 胞外多聚物(ECP)是微生物代谢的重要产物,较高污泥浓度MBR中单位重量污泥产生的ECP要远远大于低污泥浓度MBR中的ECP,且较高的ECP含量易加重膜污染。
- 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。
- Treatment of micro-polluted source water using suspended growth type of MBR and attached growth type of MBR was investigated with removal pathways of pollutant and membrane filtration as focus. 采用一体式悬浮生长型和附着生长型膜生物反应器(MBR)处理微污染水源水,主要考察了两种MBR对污染物的去除途径和膜过滤性能。
- 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。
- At last, the analysis methods of soil mercury forms and emission flux of vapor phase of mercury from soil are discussed. 最后,还介绍了土壤汞形态的分析方法以及土壤挥发性汞释放通量的测量方法。