本文对水中光击穿时所激发的声场的指向特性进行了理论和实验研究。
The Directivity of the sound field generated through the mechanism of the laser-induced liquid breakdown in water is investigated both theoretically and experimentally.
该设备不提供特性来支持您将其指向一个现有环境并将该环境作为一个新模式引入。
The appliance does not provide a feature that allows you to point it at an existing environment and bring that environment in as a new pattern.
特性包支持使用应用程序上下文中的元素，每个元素都指向一个应用程序上下文XML文件(图2)。
The feature pack supports using elements in application context files, with each element pointing to an application context XML file (Figure 2).
就新闻传播的本质而言，很重要的特性就是传播者与受众对信息选择指向的契合性。
As far as the nature of news communication is concerned, an important feature lies in the agreement of communicators with audience on information choice.
铁路列车运行噪声的水平指向性是铁路列车噪声辐射的重要特性之一。
The horizontal direction of train running noise is a important character of train radiating noise.
推荐铁路列车运行噪声几何发散损失计算采用偶极子指向性特性的理论计算公式或简化公式。
It recommends that the calculation of geometrical spreading loss of running trains noise adopt the theories calculation formula or the simplified formula of directional characteristic of dipole.
通过对现有的卫星移动通信系统星间链路的分析发现，不但卫星移动通信系统星间链路的指向具有周期性变化的特性，而且星间链路的相对距离也在周期性变化。
Through the analysis of today's mobile satellite communication systems, it is found that not only the direction, but also the relative distance of the ISL are periodical.
根据基本声学理论，分析具有单极子、中间和偶极子三种指向性的有限长线声源的几何发散损失特性。
Based on the theory of acoustics, this paper analyzes the character of geometrical spreading loss of finite line sound source on three types of directivity-monopole, intermediate pole and dipole.
超声波具有指向性好，在水中衰减小，束射特性优良。
Ultrasonic has a good pointing, the attenuation in water is small, beam radio feature fine.
空间光调制器的像素数和相位量化调制特性限制了其波束指向精度。
Steering accuracy is limited by the quantized phase modulation values and the number of phase pixels for spatial light modulators (SLMs).
分析仿真结果表明，滚动向指向误差和稳定度以及星载SAR中心视角对分辨特性影响较大，该研究结果对于卫星总体参数确定和优化设计具有参考价值。
The simulation results prove that roll error and its stabilization and spaceborne SAR squint angle are the key factors to SAR resolution performance errors. The conclusion is valuable t…
分析仿真结果表明，滚动向指向误差和稳定度以及星载SAR中心视角对分辨特性影响较大，该研究结果对于卫星总体参数确定和优化设计具有参考价值。
The simulation results prove that roll error and its stabilization and spaceborne SAR squint angle are the key factors to SAR resolution performance errors. The conclusion is valuable t…
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