Four tangential velocity distributions considered are Rankine vortex, forced vortex, free vortex and constant angle vortex.

The velocity distribution in the spiral flow is close to that of addition of the normal pipe flow and the forced vortex.

螺旋流中的速度分布接近于正常管流与强制涡流的迭加；

There is an useless energy consumption in the forced vortex.

强制涡内存在无益的能量耗损；

An example of the first failure time analysis of a linear SDOF system excited by a quadratic forcing function shows the applicability of the method proposed and reveales the influence of the damping ratio of the system on its first failure.

二次力函数激励下线性SDOF系统的首次失效时间分析，说明了该方法的使用过程，并揭示了系统阻尼对首次失效的影响。

To investigate the forcing function effects on the fundamental 2 E gust unsteady aerodynamic response of a multistage turbomachine blade row, a series of fundamental experiments are performed in an axial flow research compressor.

为了研究扰动力函数对多级叶轮机叶片排中基本的高、低能阵发非定常气动响应的影响，在研究用轴流压气机上进行了一系列的基础研究。

This paper mainly consists of following parts: The approaches used to determine the analytical forcing function of target response are systematically studied in detail, which include empirical, analytical and computational methods.

因此本文主要内容包括以下几个方面系统地研究了确定靶体响应力函数的方法。靶体响应力函数的确定方法主要包括经验和半经验公式法、理论分析法和数值模拟法。

Make it official and place it in your documented performance evaluation goals as a forcing function to success.

使之正式化，并将其放到编制的性能评估目标中，作为实现成功的强制方法。

Response Analysis of an Electrical Contact System to an Arbitrary Forcing Function

触头系统在任意力函数作用下的响应分析

Phase shifter is added into the oscillator, forcing the working frequency of the sensors close to the center frequency, so the stability and the dynamic range of the oscillation circuit are improved.

在原有振荡电路中增加了移相环节，使传感器工作在中心频率下，提高了振荡电路的输出稳定度及动态响应范围。

Results indicate that the lateral forcing vibration frequency of train is close to the lateral natural vibration characteristics of the bridge when trains running at 70 and 75 km · h-1, and the resonance occurs.

研究结果表明：列车以70和75km。

In order to reduce the vibration, we first make a modal analysis of the handle of the walking tractor and find that the second modal frequency is coupled with the primary forcing frequency of the engine.

为了减小振动，首先对扶手架进行模态分析，发现了第二阶模态频率与发动机一阶惯性力频率耦合。

Based on a Jeffcott rotor model with nonlinear radial rub force, the approach to chaos is studied when the forcing frequency and nondimensional unbalanced mass are treated as control variables.

对具有质量偏心仅考虑径向碰摩力非线性的Jeffcott转子模型，研究了其通向混沌的路径。

By wet mode analysis, the dependence of the reflectivity of the shell on the forcing frequency were derived and computed.

通过湿模态分析方法，给出了微球壳的散射率与外激励频率之间的关系曲线。

Forcing shot, then blowing up girls' schools, threatening to kill anyone who stood in their way.

突施冷箭开枪射击，然后炸毁女子学校，威胁着要杀害挡住他们去路的任何人。

There were some significant differences in the physiological and biochemical characteristics and growth and development of rubber seedlings between that selected by hypertonic solution and water or germinated in sandy forcing bed.

高渗溶液人工胁迫选出的橡胶籽苗在生理生化特性及生长发育方面与清水浸泡和沙播对照有明显的差异。

France is on the verge of elimination from the tournament, their 2-0 defeat to Mexico on Friday forcing tension between management and players into the open.

法国队目前处于被淘汰的边缘，在上周五的比赛中，他们0-2负于墨西哥队，从而使得教练组和球员之间的紧张状态公开化。

In this paper, the rectifying method of a deviated large calibre reinforced concrete pipe is explained and the instance of the deviation rectification of main pushing sewage pipe of Pudong, Shanghai by means of forcing out of the pipe and forcing in the pipe.

本文阐述了大口径钢筋混凝土管顶偏后的纠正方法，并着重介绍了上海市浦东排污水干管顶偏后通过管外加力法和管内加力法将其纠正的实例。

This latest attempt essentially involves forcing mud down a pipe into the well.

最近的努力包括通过管道向井中注入泥沙。

Comparative Study on Comprehensive Character of the New Forcing Culture of Strawberry Cultivar in Hefei Region

合肥地区促成栽培草莓新品种综合性状比较研究

Studies on the Forcing Culture of Cut Summer Flowering Chrysanthemum in Solar Greenhouse

切花夏菊促成栽培技术研究

Study shows, bloom date can be regulated with forcing culture and chemical treatment.

结果表明，化学药剂处理可以打破观赏桃花自然休眠，结合设施栽培，可以达到调控花期的目的。