查询词典 Bi

Effect of high vertical magnetic field on the directional solidification structure of eutectic MnBi/Bi has been investigated.

进行了纵向强磁场下MnBi/Bi共晶定向凝固实验研究，并从热力学的角度分析了强磁场对 MnBi/Bi共晶定向凝固组织的影响。

Compared with the density of states of the alloying system, the increase of the structural stability of Mg-Al alloy with Sb or Bi additions attributes to an increase in the bonding electron numbers at lower energy level below Fermi level, which mainly originates from the contribution of the valence electron numbers of Mg, Mg, Al, Bi and Sb orbits.

电子态密度的分析结果进一步表明，Mg-Al系合金中相结构稳定性提高的主要原因在于：Sb、Bi合金化后，体系费米能级以下低能级区成键电子数的增多，其来源主要是Mg、Mg、Al、Bi和Sb的价电子。

Series of Bi-Pb-Sn-Cd fusible alloys were designed with reference to the characteristics of Bi-based alloy and their phase diagram.

Bi Pb Sn Cd易熔合金的熔点低、熔化范围窄，且具有良好的钎焊性能，常用于制作电器、消防、火灾报警等装置中的感温和热敏元件[1]。

In transverse section, from migmatite →mylonitized migmatite →ultramylonite, phillite mylonite, the contents of Au, Ag, As, S, Cu, Bi, Se and W increase, the ratios of Au/Ag, S/Se and Cu/.

在矿床垂深剖面Au及伴生微量元素Bi、Se和S具有自上而下升高的趋势；Ag和W自160m至0m则下降，Au/Ag、S/Se和Bi/Au比值自上而下升高，这可以作为矿体延深评价及找矿地球化学的指示剂。

The results show that there exits [ GeO4 ] polyhedral structure and Bi ion independently in BGO melt.

结果显示，桥氧键Bi-O-Ge和O-Bi-O在晶体和边界层中都存在，而在熔体中消失。

Experiment results indicate that RMF can improve micrastructures of Bi-63%In hypoeutectic alloys and Bi-69%In hypereutectic alloys, increase cooling velocity distinctly.

试验结果表明：旋转磁场条件下的Bi-63%In亚共晶合金、Bi-69%In过共晶合金的组织均得到了改善和冷却速率明显加快。

An experimental investigation into the effects of pure Ag and AgAu alloys sheath materials on the properties of Bi (2223) multifilamentary tapes is presented in this paper. The experimental results show that the drastic reduction of thermal conductivity and the increase of resistivity by the addition of Au into the Ag matrix can be achieved.

Bi（2223）/Ag及Bi（2223）/AgAu高温超导多芯带材低温下的热导率和横向电阻率实验研究结果表明，采用AgAu合金代替纯银作为包敷材料可以显著降低Bi（2223）高温超导多芯带材的热导率和提高横向电阻率。

Foliolate' is com BI ned with the prefix ' BI ' to form the word ' BI foliolate'.

具小叶的'与前缀'bi'结合构成了'具两小叶的'一词。

EDS and Surface-profile results indicate that the stoichiometries of all the samples approach 2:3 and the thicknesses are over 500nm. XRD results indicate that the major diffraction peaks of the film match those of Bi2Te3.The film growth exhibits preferred orientation at (015) phase and many Bi, impurity peaks are observed. Hall and Seebeck coefficient measurement reveals that all the samples are n-type with the carrier density of 10^23cm^-3 and conductivity of 10^-5Sm^-1 which confirm the samples have nice thermoelectrically properties.

能谱分析和台阶仪测量结果显示本文所制备的薄膜Bi：Te原子比接近2：3，厚度都大于500nm；XRD测量结果显示薄膜的主要衍射峰与Bi2Te3标准衍射峰相同，在（015）晶面上择优选向明显，有少量的Bi、杂质峰存在；霍尔系数测试及Seebeck系数测量结果显示，薄膜都为n型半导体薄膜，载流子浓度量级为10^23cm^-3，电导率量级10^-5Sm^-1，具有良好的电学性能。

The BI was monitored as a rapid readout (1~3 hr) and as a color change (24 hr). The effectiveness of BI was also tested by heterogeneous plate counts using a pour plate technique. The CI was scored by degrees of color changes.

BI可进行需时1~3小时之快速判读，及需时24~48小时之颜色判读，亦可将BI之孢子杆菌打出后，使用异营菌培养法(heterotrophic plate count， HPC)计数菌落数；CI则可由色变立即目测判读。

On the other hand, the more important thing is because the urban housing is a kind of heterogeneity products.

另一方面，更重要的是由于城市住房是一种异质性产品。

Climate histogram is the fall that collects place measure calm value, cent serves as cross axle for a few equal interval, the area that the frequency that the value appears according to place is accumulated and becomes will be determined inside each interval, discharge the graph that rise with post, also be called histogram.

气候直方图是将所收集的降水量测定值，分为几个相等的区间作为横轴，并将各区间内所测定值依所出现的次数累积而成的面积，用柱子排起来的图形，也叫做柱状图。