定向

Ventriculography than that of the conventional CT guided localization.

结 论 从理论和实践证明任意角度按装定向仪框架求脑深部结构的定向仪框架空间坐标是可行的。

It plays an important role in the study of whisker reinforced composites to measure and characterize the whisker orientation degree .

在定向排布的晶须补强复合材料中，晶须定向度的测定和表征是研究和预测该类复合材料的一个重要内容。

Controlled direct current power supply is gradually applied between anode anode aluminum oxide of aligned carbon nanotubes film and cathode, the experimental data are measured through detecting circuit, which consists of HITACHI oscilloscope and amperemeter.

介绍了一种基于定向纳米碳管的气敏传感器，以生长定向纳米碳管的氧化铝模板作为阳极，铝板作为阴极，利用纳米碳管的尖端发射效应，在较低的电压下使气体产生放电现象。

When felting machine's reciprocated journey was 170→180mm, reciprocated frequency was 126→158 times min1, the speed of pilot driven shaft was 80→100 rmin^(-1), the space between pilot socket plate was 95mm, it had much better forming result for the length of 100-200mm bacilliform wood stick, the average rate of oriented forming was over 70%.

铺装头往复行程170~180mm，往复频率126~158次min^(-1)，导向驱动轴转速80~100rmin^(-1)，导向槽板间距95 mm时，对长度100~200mm木束定向铺装效果较好，平均定向铺装率达70%以上。

To investigate feasibility and effect of schizophrenia treatment by stereotactic lesioning, CRW stereotactic apparatus and PICKER spiral CT were used to define nucleus location and RADONICS radiofrequency instruments were used to lesion different subnucleuses of amygdala and the front part of callosal gyrus.

采用CRW立体定向仪和PICKER螺旋CT定位，用RADONICS毁损仪毁损杏仁核不同亚核团和扣带回前部治疗精神分裂症 3 5例，并进行了一年的随访。以临床疗效总评量表评定疗效标准为指标，评定病人疗效，旨在探讨立体定向毁损杏仁核不同亚核团和扣带回治疗难治性精神分裂症的可行性和疗效。

Methods: On the basis of the stereotactic, 37 patients who suffered affective disorder with compulsions were treated by stereotactic technique combined with 3.0 T Magnetic Resonance, Nervousness Navigation System and Electric Impedance Methods with bilateral amygdaloid nuclei, anterior limb of internal capsule, callosal gyrus, nucleus accumbens septi lesion by radio-frequency thermocoagulation.

在立体定向基础上，应用3.0T高场强核磁共振、神经导航系统和微电极电生理技术进行核团定位，对37例以强迫症状为核心症状情感障碍患者行立体定向杏仁核、内囊前肢、扣带回、伏隔核多靶点联合毁损术。

In resent year, several in vitro models for committed differentiation of ES cells have been described which give rise to a variety of cell types, including hematopoietic, neuronal, chondroitic, osteocytic, endothelial, myogenic, cardiac and smoothes muscle cells, but the committed differentiation into epidermal stem cells have not been reported.

ES细胞为研究基因功能、胚胎发生和个体发育，及组织细胞分化机理提供了理想的模型。近年来的研究表明，适当条件下，ES细胞可定向分化为三个胚层的各种类型的细胞，其中包括向神经元、造血细胞、成骨细胞、心肌细胞、血管内皮、软骨细胞、平滑肌特方向的定向分化。

By analyzing collinear equation and adopting absolute orientation method, the stereo pair of photos is relatively oriented.

通过解析共线条件方程式，利用相对定向直接法进行像对的相对定向。

The formation of six-horn star-like nickel diselenide was controlled by the oriented attachment mechanism and secondary crystallizing process: i.e., primary building particles oriented attaching along six {100} faces, the formed mesocrystals secondarily crystallizing and finally resulting in six-horn nanostars.

其形成过程主要受定向连接和二次结晶生长机理控制：即二硒化镍的初级结构单元沿其六个{100}面定向连接生长，所得介晶中间产物经过二次结晶过程最终形成六角纳米星形貌。

Interestingly, a diluted dodecane gel of compound 2bdeposited by spin-coating on freshly cleaved HOPG leads toself-assembly of molecular fibers that follow mainly thepreferential crystallographic directions of the underlyingHOPG substrate (Figure 5c).

有趣的是，稀释┼二烷凝胶复合乙交存旋压新鲜剥离涂层导致高定向自我遵循纤维主要是分子组装底层优惠结晶方向高定向裂解石墨基板（图5c）。

The split between the two groups can hardly be papered over.

这两个团体间的分歧难以掩饰。

This approach not only encourages a greater number of responses, but minimizes the likelihood of stale groupthink.

这种做法不仅鼓励了更多的反应，而且减少跟风的可能性。