1)  β-lactoglobulin
β-乳球蛋白(β-LG)
2)  β' to β transformation
β'→β转变
1.
The results show that the beginning and ending temperature of β' to β transformation in Cu-Zn alloy is 446.
用DSC法研究了Cu-Zn合金组织中β′→β转变动力学。
3)  β/β″-Al_2O_3
β/β″-Al_2O_3
1.
Lithium and magnesium co-stabilized β/β″-Al_2O_3 films were fabricated by the reaction between the spinel-α-Al_2O_3 composite substrate and the vapour of Li_2O and Na_2O.
通过MgAl_2O_4-α-Al_2O_3复合相陶瓷基体与Li_2O、Na_2O气氛的反应制备了Li_2O和MgO共同稳定的Naβ/β″-Al_2O_3膜。
4)  β-sialon
β-sialon
1.
Density technical study of bauxite-based β-SiAlON-corundum;
矾土基β-SiAlON-刚玉料致密度的研究
2.
Microwave Synthesis of β-Sialon;
微波合成β-Sialon
3.
Preparation of β-Sialon from kaolin-hydrazine intercalation complex;
高岭土插层材料制备β-Sialon材料
5)  β Phase
β相
1.
The β phase of casting ZK60 alloy states were continuing,and the mechanical properties and deformability were poor.
对铸态及固溶处理后的ZK 60镁合金的组织、拉伸和锻造性能进行了研究,铸态ZK 60镁合金中β相成连续网状分布,力学性能和变形极限较低,经390℃×16h固溶处理后,β相部分或全部溶入基体中,呈不连续点状分布,抗拉强度和屈服强度较铸态提高14%和28%,伸长率(13%)较铸态提高70%。
2.
The electron structures of the interface between GP zone with L_(10) structure(the same in later) and the matrix and the interface between β phase and the matrix in Al-Mg-Si alloy were calculated using the Empirical Electronic Theory in solid and molecules(EET).
运用EET理论对A l-M g-S i合金GP区(L10型,下同)、β相(M g2S i)与基体的界面电子结构进行计算,着重从界面电子角度反映时效过程中GP区、β相与基体的界面结合性质、界面原子状态变化及界面对合金有关力学性能的影响,并分析原子状态变化的原因。
3.
The variations in mechanical properties of W-Ni-Fe heavy alloy with high Ni/Fe ratio(9/1) and the precipitation behavior of β phase in its binding phase during strain-aging were studied.
研究预应变时效高NiFe比(91)钨合金的性能及粘结相中β相的沉淀行为。
6)  β-cyclodextrin
β-CD
1.
Molecular recognition study on β-cyclodextrin with EPA by competitive inclusion method using phenolphthalein as a spectral probe and its oxidation stability;
竞争包结法研究β-CD对EPA的分子识别及对EPA稳定性的影响
2.
The fabrication of β-cyclodextrin mondified Au electrode and its inclusion with azobenzene;
MCT-β-CD修饰金电极的制备及其与偶氮苯的相互作用
3.
Preparation and Characterization of Herba Pogostemonis,Rhizoma Atractylodis and Radix Aucklandiae Compound Essential Oil-β-cyclodextrin Complex;
广藿香、苍术、木香总挥发油β-CD包合物的制备及表征
参考词条
补充资料:β-ionone
    又名β-芷香酮、β-环柠檬叉丙酮。学名4-(2,6,6-E三甲基-1-环己烯-l-基)-3-丁烯-2-酮。无色至淡黄色液体。分子量192.30。密度0.95g/cm3。沸点239℃。闪点115℃。微溶于水。溶于油和醇。以1:3溶于70%乙醇。具有特有的类似紫罗兰、柏木、复盆子的香气,比α-紫罗兰酮有更显著的水果香和木香香气。
    生产方法:主要采用缩合法。以柠檬醛和丙酮为原料,在氢氧化钠溶液中进行缩合反应,经醋酸中和后得到假性紫罗兰酮,再在硫酸介质中进行环化,最后经碱中和、蒸馏而得。
    用途:酮类合成香料。主要用作紫罗兰、金合欢、桂花、兰花等花香型香精的香基。广泛用于口红、香皂。维生素A等的合成原料。
说明:补充资料仅用于学习参考,请勿用于其它任何用途。