查询词典 B

There was a strong correlation between rCBV and rCBF (spearman's rank correlation coefficient=0.772, p＜0.001). 2 None of the normal brain tissue exhibited NF-κB p65 protein.

30例胶质瘤中17例NF-κB p65蛋白表达阳性，阳性表达率为56.7％，阳性产物定位于肿瘤细胞核。10例正常脑组织中NF-κB p65无1例阳性表达。

A method to construct an interpolation curve of rational quadratic B-spline G continuity is given.

给出二次有理B样条G2连续拼接的条件，提出一种二次有理B样条G2连续插值曲线的构造方法。

A system of three-wavelength EDRAW was constructed. Optical data was written into BR film with 670 nm laser based on the B to P photochemistry reaction. Then the information was erased with 490 nm laser based on the reconversion of the photoproduct state P.

根据B到P态的光化学反应过程，利用670nm红光实现信息的写入；采用490nm波长光使P态复原为基态，以擦除所记录的信息；利用B和P态吸收特性的差异，选择594nm波长光实现了信息的读出。

A quantitative description of variation of the demagnetization curve rectangularity of Nd-Fe-B magnets with sintering process and a study of the effect of relative density, grain size and its distribution on the demagnetization curve rectangularity of Nd-Fe-B magnets are presented in this paper.

定量描述了Nd-Fe-B磁体J-H 退磁曲线方形度与烧结过程的关系，分析了相对密度、晶粒尺寸及其分布对磁体J-H 退磁曲线方形度的影响规律。

Objective To explore and discuss the prevention and treatment of hepatitis B virus reinfection after liver transplantation for severe hepatitis B.

目的 探讨重型乙型肝炎肝移植术后乙型肝炎病毒(hepatitis B virus， HBV)再感染的防治。

We presented the extraction of Wilson coefficients, the evolvement of the renormalization group and the definition and current experimental progress of CP violation of B meson.

介绍了Wilson系数的抽取和重整化群演化，B介子系统CP破坏的定义和实验测量现状，给出了相关的理论公式，并对目前和未来的B介子实验做了简要的评述。

B: It's the best seller everone's been talking about for the last six months.A: How in the world did you get a copy? I've had a hold in at the public library for weeks, and I'm still waiting my turn.B: I checked it out of the rental library.

我在公共图书馆已经预约几个星期了，现在还在等着轮到我。B：我是在出租图书馆借到的，每天只要五分钱。A：它真是值得花钱去租来看吗？

Kinetic analysis indicated that the photocatalytic degradation of dye rhodamine B was one order reaction.

通过对罗丹明B光催化降解动力学的研究表明，罗丹明B的降解呈一级动力学特征。

To overcome the great dependence of interior parameters and the easy being affected by the complex background of Ribbon Snake, a B-spline Ribbon Snake was constructed, where the smoothness of the Snake was implicit in the B-spline formulation and the flexibility of the Snake was adjusted by the number of control points.

为了克服模型对内部参数依赖性较大、容易受到复杂背景干扰影响的不足，采用B样条曲线对道路的平滑性进行约束，与Ribbon Snake相结合建立道路提取算法，通过调节控制点的数目增强曲线的灵活性。

The patients were divided into four groups. Group A included 48 women with previous unilateral salpingectomy. Group B included 41 patients with previous bilateral salpingectomy. Group C included 50 patients with obstruction of fallopian tube while group D included 40 patients with hydrosalpinx (without surgical procedure before). The ovarian responses to superovulation and the outcomes of IVF-ET were evaluated.

选择2006年2月至2007年6月在本中心行常规IVF-ET治疗的179例不孕患者为研究对象，共分为A、B、C、D四组，A组为48例单侧输卵管切除患者，B组为41例双侧输卵管切除患者，对照C组为50例双侧输卵管阻塞患者，对照D组为40例单侧或双侧输卵管积水患者，比较4组患者在IVF-ET周期中卵巢对控制性超排卵的反应及其结局的差异。

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％。