Span相关论文
蒸发结晶法制备APT工艺简单，但制备的APT粒径较大，严重降低了后续产品的质量。采用响应曲面法研究了搅拌速度、钨酸铵浓度、反应温度......
Literature Review on Studying Preschool English Language Teaching from the Perspective of Critical P
【Abstract】Some critics have focused on studying preschool English language teaching from the perspective of critical p......
以偶氮二异丁脒盐酸盐(V50)作为引发剂,失水山梨醇硬脂酸酯(Span60)和聚二甲基硅氧烷PEG-7磷酸酯为复合分散剂,蔗糖烯丙基醚和三甲......
Wind loads are key considerations in the structural design of large-span structures since wind loads can be more importa......
The seismic performances of the large-span prestressed concrete frame structure of bunker bay of thermal power plant und......
The extraction of scandium from one certain deposit was studied by the liquid membrane emulsion technique using P507-Spa......
1 工程概况rn某学院体育馆项目,该体育馆分为2层,局部3层,一层为体育教室、休息室、测试场地、器材仓库及其他附属场所,二层为篮球......
本文除介绍常用的说话人识别技术外,主要论述了一种基于长时时频特征的说话人识别方法,对输入的语音首先进行VAD处理,得到干净的语......
目的制备度他雄胺自微乳口腔膜剂,并进行体内外评价。方法用溶剂浇铸法制备度他雄胺自微乳口腔膜剂,考察其外观、崩解时间、体外溶......
Calculation of Maximum Allowable Free Span Lengthand Safety Assessment of the DF1-1 Submarine Pipeli
为探究吕家坨井田地质构造格局,根据钻孔勘探资料,采用分形理论和趋势面分析方法,研究了井田7......
A Field Investigation on the Effects of Background Erosion on the Free Span Development of a Submari
The safety of submarine pipelines is largely influenced by free spans and corrosions. Previous studies on free spans cau......
作为我国最大的饲料机械生产企业之一,江苏牧羊集团有限公司秉承着为广大饲料企业提供国际领先、高效低耗的各类饲料加工新设备,本......
形式化方法是分析和验证安全协议的有效手段.AVISPA工具集是一套建立和分析安全协议模型的形式化自动分析工具,结合SPAN可以对安全......
聚丙烯酰胺装置输料风机密封由普通骨架油封改造为铜质梳齿密封后效果较好,但是梳齿密封间隙要求范围小(0.20mm),如果风机轴磨损,......
目的分析Beckman CX 9型自动生化分析仪的函数变化率质量控制(简称函变质控)效果.方法根据每日生化测定前对CX 9型化学分析法的模......
Use of two-surfactants mixtures to attain specific HLB values for assisted TPH-diesel biodegradation
In a surfactant assisted biodegradation process, the choice of surfactant(s) is of crucial importance. The question is: ......
Post-tensioned Concrete slab can provide large clear span, and also has better performance in crack control and deflecti......
Calculation of Maximum Allowable Free Span Lengthand Safety Assessment of the DF1-1 Submarine Pipeli
The DF1-1 submarine pipeline was investigated using a dual-frequency side-scan sonar and a swath sounder system. More th......
研究了利用层 层自组织生长法制备的磺化聚苯胺 CdS纳米晶体复合膜的光学特性 .研究发现 ,随样品中CdS纳米晶体尺寸的减小 ,量子......
