objective to investigate the effect of bradykinin ( bk) on tight junction ( tj) of the blood-tumor barrier ( btb) and interendothelial tj of capillaries in brain glioma rats.

objective to observe and measure the morphological and functional characteristics of in vitro blood-brain barrier ( bbb) and blood-tumor barrier ( btb) models for trans-bbb/ btb drug delivery system studies.

目的构建并观测血脑/血瘤屏障体外模型的形态与功能特性，为中枢神经系统药物跨血脑和（或）血瘤屏障研究提供体外实验模型。

aim to assess the effect of heat shock factor-1 ( hsf1) and heat shock protein 70 ( hsp70) to tachyphylaxis by bradykinin in the opening blood-tumor barrier ( btb).

目的探讨缓激肽（bradykinin，BK）开放血瘤屏障过程中，HSF1和HSP70对BK诱发快速耐受性的影响。

according to the desire of btb's function, the paper realizes a pseudo-lru replacement algorithm and two-bit bimodal algorithm. the circuit has advantages in its simple structure, and small space.

针对BTB部件的功能需要，采用了随机替换算法以及两位饱和计数器算法，并给出电路实现，其电路结构简单，占用面积小。

based on our in-depth analysis of the x microprocessor structure, this thesis proposed a four-bank and four-set structure btb, comparing with multiple classical branch prediction technology.

在对X微处理器结构进行深入分析的基础上，并结合多种经典的分支预测技术，本文提出了四体、四路组相联的BTB结构。

dc transient overvoltage of lingbao btb hvdc converter station secondly, the transient over-voltages have been studied.

灵宝换流站直流暂态过电压研究随后，本文详细分析了暂态过电压。

the fact that there are many btb/ kelch proteins in the human genome suggests important and various roles of such proteins.

在人类基因组中发现了很多BTB/kelch蛋白，提示这类蛋白功能的重要性和多样性。

btb code has the feature of prefix coding, but is superior to prefix coding on the costs of saving path information.

BTB编码具有类似于前缀编码的性质，保存了节点的路径信息，但在存储代价上明显优于前缀编码。

btb branch target buffer. this block is responsible for dynamic branch prediction based on the history of past branch decisions paths.

分支目标缓存器。此块基于过去分支决策路径的历史，负责动态分支预定过程。

in the current practical branch prediction technology, branch target buffer ( btb) is a common technique used in the branch prediction.

在目前实用化的分支预测技术中，使用分支目标缓冲器BTB来对指令分支行为进行预测是一种常用的方法。

during investigation of the effect of applied potential on corrosion fcg rates, polarization was switched on for a time period in which it was possible to register the change in the crack growth rate corresponding to the open-circuit potential and to measure the crack growth rate under polarization.

在外加电压对于腐蚀疲劳裂纹扩展速率影响的研究过程中，在一段时间内发生极化，可以根据此期间内的开路电压记录裂纹扩展速率，并测量极化情况下的裂纹增长速率。

by means of this expression, much money will be saved because the fcg rates can be predicted from the tensile properties without additional empirical modification and low temperature fatigue test, if the endurance limit and fcg threshold at room temperature are predetermined.

若室温疲劳极限和裂纹扩展门槛值已定，利用该式可根据拉伸性能预测材料的低温疲劳裂纹扩展速率而不需任何低温疲劳试验和经验修正。

in order to drive a high impedance load such as hpm sources, it is necessary to commutate fcg's long pulse width, high-current and low voltage pulse to a short pulse with high voltage.

为用FCG驱动象HPM源这样较高阻抗的负载，必须使用脉冲功率调制电路把FCG产生的低电压、大电流、上升时间长的电压脉冲转化为高电压、上升时间短的脉冲。

aircrafts' life and reliability require aeronautical aluminum alloy has excellent anti-fatigue and corrosion properties. the microstructure of alloy and its complex service environment have close relationship with its fatigue crack growth ( fcg) performance.

飞机的寿命和可靠性要求航空铝合金具有优良的耐疲劳及腐蚀损伤性能，合金的微观组织与其所处的复杂服役环境对合金的疲劳裂纹扩展性能有着密切关系。

at last, an orthogonal test designing method is proposed to study the influences of various fcg and power conditioning circuit parameters on the system performance, to find out those most influential factors and to make them optimized.

最后文中提出应用了正交试验设计方法对影响FCG和脉冲功率调制电路性能的参数进行研究，以此来确定影响系统运行的主要因素和优化参数的努力方向。

the system can instantly calculate fatigue crack lengths, stress intensity factors and fatigue crack growth ( fcg) rates using the load values and displacement values collected by itself with compliance method.

该系统适用于频率不高于250Hz的疲劳试验，可以实时地将采集到的载荷位移数据用柔度法转换为裂纹长度，并计算出相应的应力强度因子范围和裂纹扩展速率。

the effect of the normalized k-gradient c on low or near-threshold fcg rate is examined and a simplified expression is proposed for low and intermediate fcg rate.

考查了名义K梯度C对于低速或近门槛速率测试的影响，提出了适用于低、中速疲劳裂纹扩展速率的一种简单表达式。

frame connection graph ( fcg) is used to represent the knowledge and then interpreted by using directed graph theory ( dg theory), and finally translated into first-order logic.

我们先用框架连接图（FCG）表示知识，进而用有向图（DG）理论解释，最后转换成一阶逻辑。

objective to study the effects of the body position changes on fcg in pilots so as to explore the possibility of using fcg as an indicator of medical monitoring and medical support.

目的探讨体位改变对飞行员频域心电图（FCG）的影响，为FCG指标在航空航天医监医保工作中应用提供依据。

it indicated that the simulation results were consistent with the experimental results, therefore, an effective method for predicting the fcg properties under the residual stress field induced by lp was provided.

表明模拟分析与实验结果的一致性较好，为激光喷丸诱导残余应力场下疲劳裂纹扩展特性的预测提供了一种有效的方法。

it indicates that the diagnostic standard of fcg for normal people can be used to pilots, so it might be useful in selection and real-time medical monitoring during ground training.

说明正常人FCG的诊断标准适用飞行员，所得结果各项数值可用于飞行员的选拔和地面训练时实时医学监督。