查询词典 B

It is shown that in both DPPA and DPPG alone or DPPA/DPPC and DPPG/DPPC mix lures, PL B can induce phase separation and interdigitation bilayer in the ...

研究表明，多粘菌素B对DPPA、DPPG或者DPPA/DPPC、DPPG/DPPC的混合物均能引起相变的分离以及出现凝胶态交错对插双层，但是多粘菌素B对DPPC无作用。

Interestedly, the clinical diagnosis of this isolate was from a patient with menigoencephalitis. The new strains of the influenza B virus which were isolated in VGH-Taipei, during 1999 winter to 2001 spring were then used for further analysis.

此株病毒株是由一位患有脑膜脑炎的病童所分离到的，这株B/Taiwan/3143/97在HA基因的演化分析中远独立於当时其他的病毒株（B/Taiwan/21706/97）；且其在核酸及胺基酸序列上与其他的分离株比较也有很大的不同。

The behaviors of methanol and isobutylene adsorbed over a modified-b zeolite catalyst were studied by the transient response method in a chromatogram-reactor. The experimental results showed that: the adsorption of methanol and isobutylene conform to Elovich equation.

摘 要：采用过渡应答技术对甲醇和异丁烯在改性b分子筛上的吸附行为进行了研究，研究结果表明：异丁烯和甲醇在改性b分子筛上符合先快吸附后慢吸附的Elovich吸附规律。

In the iterative, the constant matrixB'and B take the place of variable Jacobian matrix.

这种算法在迭代过程中以不变的系数矩阵和代替变化的雅克比矩阵B'和B''，可以节省存储空间、提高计算速度。

Objective To study the role of nuclear factor Kappa B and mmp-9 at the early phase of AAA.

目的 探讨核转录因子NF-κB (nuclear factor-kappa B)的激活及基质金属酶9（MMP-9）的表达在腹主动脉瘤形成中的作用。

Methods 80 osteoporosis patients were grouped in two. Group A-40 people, after taking "Leli" calcium one hour, were treated by PEMFs on L1-S1 and coxa one hour a day, 30 times in total during fifty days while went on healthy diet and the Kinesiatrics for six months. Group B-40 people were treated by "Leli" calcium one piece a day, 30 times in total, and the healthy diet and the Kinesiatrics for six months.

原发性骨质疏松症患者80例，随机分为A、B两组，A组40例在饮食调护和运动疗法基础上，每天在服用1粒"乐力"钙片1h后，L1-S1部及髋部接受"磁振热"机器治疗1h，共计30次，历时约50d，饮食调护和运动疗法持续6个月。B组40例每天服用1粒"乐力"钙片，共30天，同时进行饮食调护和运动疗法6个月。

Variant B or a very closely linked gene of β-casein,κ-casein,β-lactoglobulin affected percentages of milk protein and milk fat,respectively.

CN位点B基因或连锁基因显著影响乳蛋白率、乳脂率；κ-CN位点和β-Lg位点的B基因或连锁基因分别对乳蛋白率、乳脂率有显著效应。

UV-B radiation induced significant changes in the chemical composition of root, stem, and leaf. Under UV-B radiation, the soluble protein, lignin, and fat contents in leaf, lignin content in root, and cellulose and lignin contents in stem were increased, while the starch content in leaf and the soluble sugar, starch, and fat contents in stem were decreased significantly (P.05), compared with the control.

UV-B辐射处理下根、茎、叶部所检测的大多数化学成分与对照相比均有显著变化：叶片中可溶性蛋白、木质素和脂肪，根中木质素，茎中纤维素、木质素含量在辐射处理下显著高于对照；叶片中淀粉，茎中可溶性糖、淀粉和脂肪含量在辐射处理下显著低于对照(P.05)。

In Chapter 2, the D-symmetric solutions of matrix equation A~TXA = B on the linear manifold S ={X ∈ D~(-2)SR~|XZ = Y, Y = Y{D~2Z+D~2Z, Z~TD~2Y = Y~TD~2Z, Y,Z∈ R~}, by applying the generalized singular value decomposition of a matrix pair, the necessary and sufficient conditions for the existence and the expressions for the D-symmetric solutions of matrix equation A~TXA — B on the linear manifold are established.

运用矩阵对的广义奇异值分解，给出了这类线性流形上矩阵方程A~TXA=B存在D对称解的充要条件及其通解的表达式。另外给出了它的D对称最小二乘解的表达式。

In Chapter 4, the centro-symmetric solutions of matrix equation A~TXA = B on the linear manifold S ={X ∈ CSR~|||XY - Z||= min, Y,Z ∈ R~|}, using the quotient singular value decomposition of matrix pairs, the necessary and sufficient conditions for the existence and the expressions for the centro-symmetric solutions of matrix equation A~TXA = B on the linear manifold are established.

利用矩阵对的商奇异值分解，给出了这类线性流形上矩阵方程A~TXA=B存在中心对称解的充要条件及其通解表达式。

Breath, muscle contraction of the buttocks; arch body, as far as possible to hold his head, right leg straight towards the ceiling (peg-leg knee in order to avoid muscle tension).

呼气，收缩臀部肌肉；拱起身体，尽量抬起头来，右腿伸直朝向天花板（膝微屈，以避免肌肉紧张）。

The cost of moving grain food products was unchanged from May, but year over year are up 8%.

粮食产品的运输费用与5月份相比没有变化，但却比去年同期高8％。