查询词典 instantaneous angular velocity

The reason for the velocity in Pacific circumfluence becoming slower.

5杨学祥。 2003，太平洋环流速度减慢的原因。

According to analysis of flow field and velocity distribution in the mix tank,the results indicate that:using draft-tube in the mix tank,the axial flowing of liquid can be increased,the circumgyration around the impeller will be improved,and the strong mixed effect can be gained.

通过对有、无导流筒的搅拌槽内流场和速度的对比分析表明：导流筒强化了搅拌槽内上下液体的整体轴向流动，在近浆区域改善了液体的跟转，有强烈的混合效果，并且，在较为理想的流场分布下，有导流筒的搅拌槽功率消耗比无导流筒搅拌槽节省12%，其结果将为搅拌槽的整体结构优化提供有效途径。

In precision controlling, the closed loop negative feed back technology is used, and the circumrotation corner velocity ω of water pump is adjusted by examining the range of spraying irrigation , and the hydraulic pressure is adjusted, then accurate jet radii r is obtained finally.

为了实现喷灌精度的控制，采用了负反馈闭环控制技术，通过对喷射距离L检测来调节水泵转速ω以改变水压Pi最终获得较精确的喷射半径ri或喷灌域。

The rats were divided into control group and experimental group . The Saline or autologous nucleus pulposus of coccygeal vertebral was injected to the epidurale cavum of rat, making the non-compressive model of experimental lumbar nucleus pulposus prolapse . The cauda equina nerve conduction velocity and the histologic changes were observed.

16只SD雄性大鼠随机分对照组和实验组，分别将生理盐水和大鼠自身尾椎髓核混悬液注射到腰椎硬膜外腔，对其马尾神经传导速度和神经根组织形态学进行观察。

This article mainly elaborated the current cut negative feedback cocurrent velocity modulation system main circuit and the triggering electric circuit design.

本文主要论述了电流截止负反馈直流调速系统主电路和触发电路的设计。

On the basis of experimental data, by the aid of boundary-element method, the temperature distribution, temperature gradient and colling velocity in the casting region ran be calculated.

本文建立了铝在双辊式铸轧时铸造区温度场的数学模型，根据实验数据用边界元法计算出铸造区的温度分布、温度梯度和冷却速度。

In this paper, two kinds of uniflow hydrocyclone's spin movement are caused by bar vertex ban inlet setting. Its performance prediction is based on CFD analysis and a mass of test. By FLUENT application and selecting the RSM model, CFD analysis is performed on 66mm returned flow hydrocyclone and 70mm uniflow hydrocyclone (cone-shaped, columniform), pressure field and velocity field and inner flow field are gained, this approves the results of CFD analysis accord with experimental results. Based on the results of CFD analysis, the schemes of optimum structure may be raised.

设计的两种直流式水力旋流器内的自旋运动是由新型涡流板入口结构引起的，它的性能预测是基于数值计算和大量的实验，通过利用Fluent流体动力学软件，针对旋流器实验样机的主体结构形式，基于RSM模型对内部流场的压力分布、速度分布和流体流动情况，对66mm返流式水力旋流器和70mm直流式水力旋流器进行了模拟分析，为水力旋流器的结构优化设计提供了借鉴。

The results indicate that: Pressure loss in the muffler is high and velocity in every chamber change complexly.

通过流动特性分析得到了系统内流速、温度和压力的分布情况。

Compressional wave velocity based on Two-Phase theory is used to estimate gas hydrate and free gas saturation.

目前大多通过双相介质理论的纵波速度来估计水合物和游离气的饱和度。

Gas hydrate and free gas ; Saturation ; Compressional wave velocity ; Quality factor

天然气水合物和游离气；饱和度；纵波速度；品质因子

Nowadays, most of research are to build a transmutative Petri Nets through adding controlling place sets, controlling arc sets and controlling policy to the basic Petri Nets, while the Controlled Petri Nets could be used to argue many controlling theory problems conveniently and to induce many logically and physically supervisory and solve the Event Feedback Controlling Problems and State Feedback Controlling Problem in DEDS supervisory theory.

目前大多数的研究表现为在变形后的受控Petri网基础上，利用各种方法求得各种逻辑型、结构型控制器，解决DEDS监控理论中的事件反馈控制问题与状态反馈控制问题。

On one hand, there are discussions with the works council and union about extension of short time working up to the end of September.

一方面，有讨论，工程理事会和联盟关于延长工作时间短至9月底。