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1)  β(B2) phase
β(B2)相
1.
The microstructures of as-cast Ti-Al-Nb-W-B alloy were investigated to assess the possibility of eliminating the triaxial β(B2) phase on the crystal boundary through heat treatment and multi-step forging thermal mechanical treatment.
采用热处理和包套锻复合热机械处理两种路线对Ti-Al-Nb-W-B合金铸态组织进行了优化,观察在各种制度下β(B2)相的组织演变,对照Ti-Al-Nb三元相图对合金组织形貌演变及生长机理进行了研究,确定了消除室温TiAl基合金中晶界块状β(B2)相的基本工艺。
2)  B2 phase
B2相
1.
A thermodynamic description of a multicomponent B2 phase;
多元系B2相的热力学描述
3)  B2 antiphase domain
B2反相畴
4)  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。
5)  βphase
β相
1.
The volume fraction, shape, distribution, and size ofβphase have significant effects on the strengthening and toughening of magnesium alloys.
Mg-Al系镁合金中的第二相主要是共晶βMg17Al12相,共晶β相的相对含量、形状、分布和大小对合金的强度和韧性有很大的影响。
2.
The technology on the controlling the amount and pattern of divorced eutecticβphase in the Mg-Al alloys has been studied in this article.
为了提高Mg-Al合金的高温抗蠕变性及其塑韧性,为Mg-Al合金的强韧化研究提供参考依据,必须深化对于Mg-Al合金的凝固组织,特别是硬脆离异共晶β-Mg_(17)Al_(12)相(以下简称β相)的认识。
3.
The low SCC resistance and intergranular corrosion resistance of the as-quenched alloy annealing at 150℃for 1 huor is relate to more and largerβphase precipitate after 150℃1 hour aging than the same Mg content alloy as-quenched or after 350℃1 hour aging.
在同样Mg含量的情况下,固溶淬火态高镁铝合金在经过150℃时效后析出了大量粗大的,无规则分布的β相,经过350℃时效后β相基本溶解,但样品在时效后的空冷过程中生成了少量的细小的β相。
6)  β″ phase
β″相
1.
Influence of hot-roll annealing temperature on precipitation kinetics of β″ phase in 6××× alloy;
热轧板退火温度对6×××系铝合金β″相析出动力学的影响
补充资料:1-[β,β,β-三(对氯苯基)丙酰]-4-甲基哌嗪
分子式:C26H25CL3N2O
分子量:487.85
CAS号:2390-22-9

性质:该品溶点213-215℃。作兽用驱虫药时常用基盐,又称Dieroden。盐酸盐的熔点为267-269℃,易溶于热水和醇。

制备方法:以三(对氯苯基)甲醇(Ⅰ)为原料,与氰乙酸加成得β,β,β-三(对氯苯基)丙腈(Ⅱ),经浓硫酸水解得β,β,β-三(对氯苯基)丙酸(Ⅲ),再用五氯化磷酰氯化,得到β,β,β-三(对氯苯基)丙酰氯(Ⅳ),最后与N-甲基哌嗪缩合制得海涛林。

用途:该品为治疗牛、羊矛形腔吸虫病的高效药物,具有作用强、驱虫率高(96%以上)、毒性低、适口性好等优点,国外畜牧业应用十分广泛。

说明:补充资料仅用于学习参考,请勿用于其它任何用途。
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