查询词典 spatial

China, zoogeographical subregion, avifauna, geographical distribution pattern,temporal and spatial variation

中文关键字：中国，动物地理亚区，鸟类，地理分布格局，时空变化

This paper describes the basic principle of velocity pursuit guidance law and body pursuit guidance law of trajectory correction projectiles , researches the terminal correction trajectory and miss distance under pursuit guidance laws by 6—DOF trajectory simulation program, researches the orbit of laser detector ray axis and ground projection area of laser detector spatial viewpoint.

文中对速度追踪制导律和弹体追踪制导律的工作原理进行了研究，利用六自由度弹道仿真程序对弹道修正弹两种追踪方式下的末段修正弹道和脱靶量进行了对比计算，研究了两种追踪方式下激光探测器光轴的轨迹及激光探测器空间视场在地面投影区域的变化；弹体追踪方式命中精度虽然较低，但由于工程实现简单、成本低，仍有其工程使用价值。

Therefore, with variations of spatial orientation of the symmetry axis and the surveying line azimuth, patterns of body_wave velocity show variety, and have some symmetries, gradual changes and repetitions.

因此，随着TI对称轴取向的空间变化和测线方位的变化，体波速度图案呈现多样性变化，并具有一定的对称性、渐变和重复性。

objective to study the effect of background music on spatial long-term learning and memory in rats.

目的 研究不同背景音乐刺激对成年大鼠空间长时学习记忆的影响。

Plane waves are absolutely stable against small modulations in self-defocusing media, the dark spatial solitons exist only in the form localized dark hole on the plane wave background.

在自散焦介质中，平面波的传播对小的调制扰动是绝对稳定的，暗空间孤子正是作为平面波背景上的一种局域暗迹而存在的。

Visual sketchpad: In Baddeley's memory model,a short-term memory component devoted to visual and spatial information.

在巴德利的记忆模型中，短时记忆组件用于表现视觉和空间信息。

Baddeley (1986) suggested the architecture of the WM system comprised three separated components: a central executive and two slave systems, the phonological loop and the visuo-spatial sketchpad.

此外，从工作记忆的角度看，视觉一空间记忆系统能对储存的信息进行精细化加工，这些被加工的信息用于定向、空间运动、心理想象和绘画等各种不同的复杂活动中。

The working memory model established by Baddeley and Hitch (1974) consist of central executive、 Visuo-spatial sketch pad and Phonological loop. Central executive play a crucial role that making our attention on the related information processing, inhibiting irrelevant information, responsible for the information to transform among various processes in the complex tasks.

Baddeley和Hitch提出的工作记忆模型由中央执行系统、视空间模版、语音环等成分构成，中枢执行系统具有核心控制作用，它保证大脑将注意集中在相关信息及加工过程上，而对无关信息进行抑制，负责在复杂任务中的各个不同过程间进行转换，对工作记忆中的内容进行监控等。

The digital watermarking technology based on spatial domain has characterics of computer briefness and bagger embedded capability, so it has been abroad studied in the first stage of watermarking technology. But gradually it has been replaced by watermarking technology based on frequency domain because of its disadvantage of robustness.

基于空间域的数字水印技术具有运算简单，嵌入容量大的特点，在水印技术发展之初得到广泛研究，但因其鲁棒性太差而逐渐被变换域方法所代替。

Finally, the study primary indicate three ecological zone ,named urban core zone, urbanize zone, banlieue, and defined itself ecological relationship. Simultaneity, this syudy indicate cardinal urban space development problems about population, land, economic activities by the spatial structure analysis. And it directs this problems to offer countermeasure.

进而利用台中市相关数据初步地辨识出都市中心、都市化地区及市郊区等三个都市生态空间区域，指出其生态关系，并透过空间结构分析明确台中都市发展在人口、土地和经济活等三方面的主要问题，从环境保护的角度，对台中都市生态系统空间结构的问题提出改善建议，供台中都市空间规划参考。

Within the coupled resonant frequency region, the negative index of refraction can be achieved.

在负的磁导率和负的介电常数重叠的频率区域，能得到一个负的折射系数。

Hexamethylene diamine, hexane diaminesalt or ester of nitrous acid.

天门冬胺酸盐，天门冬胺酸酯一种天门冬胺酸盐或脂