查询词典 unsteady

A quasi one-dimensional, time dependent system model based on the parallel compressor theory was used to compute the effect of inlet distortion on turbine engine stability; Through Modifying steady state continuum equation, momentum equation and energy equation, the effect of power extraction and additional bleed on turbine engine running line was computed. Unsteady state continuum equation, momentum equation and energy equation were solved for computing the effect of acceleration on turbine engine running line.

其中，进气畸变对发动机气动稳定性影响的计算采用平行压气机模型，基于李亚普诺夫理论的方法完成；附加引气、功率提取对发动机气动稳定性的影响采用通过对发动机转子间质量、动量、能量守恒方程进行修正的方法进行；加速过程对发动机气动稳定性的影响采用欧拉方法求解动态的质量、动量、能量守恒方程的方法完成；最后采用&层迭&的方法进行各种降稳因素的综合评估。

In order to get a clear insight into the nature of this cleaning process and provide a solid basis for the industrial applications, this dissertation focuses on the fundamental investigation of the rigid ceramic candle filter, mainly including experimental study, theoretical analysis and dynamic modeling of the unsteady flowfield in the whole pulse cleaning process.

针对刚性陶瓷过滤器在其理论和工程应用中存在的问题，本论文对脉冲反吹全过程中气体引射空间和滤管内外空间的瞬态流场进行了系统的实验研究和理论分析，在此基础上进行了数值模拟并建立了脉冲反吹系统数学模型，提出了改进脉冲反吹清灰效果的阻尼式气体引射器。

The model is applocable to the unsteady gradually varied flow during opening sluice gate.

从而得到适用于模拟闸门开启过程中渐变非恒定流的数学模型，为寻找水闸消能防冲设计参数提供依据。

The existence of unsteady flow during opening sluice gate and during a long time after opening sluice gate was proved through studying the flow in the process of opening sluice gate by using physical model.

利用物理模型对闸门开启过程中水流进行研究，证明了闸门开启过程中和全开之后一段时间内非恒定流的存在。

According to heat flux potential function and zero-dimensional thermal model, the cusp Catastrophe model is established and the ignition property is discussed. The cusp Catastrophe model, which considers furnace temperature as state parameter and airflow flux and air temperature as controlling parameter, can explain ignition and unsteady phenomenon well.

以热流势函数建立了零维尖点突变模型，突变模型以炉膛温度为状态变量﹑高温空气温度和空气量为控制变量的，可以较好地解释高温空气回转窑内着火的复杂现象和系统出现的不稳定状态。

To cause to become unsteady.A badly tuned motor wastes gas .

不处于最佳工作状态的汽车浪费汽油。

Subscription of this 2 platform agreements drawn high recognition from UN headquater, hence coveniency offered to Ms Su to spread Mideast work. Financial crisis broke out globlely, and affected universally, and many financial groups and banks and big enterprises broke down at one night, caused unemployment hoik and social unsteady factors increasingly going up.

这两份平台协议的签署，引起了联合国总部的高度重视，为了更方便让苏洪莲女士开展中东的工作，也鉴于目前世界性的金融危机爆发，各国的金融风暴影响到方方面面，很多大的财团、银行和大企业一夜之间就倒闭了，致使失业人员急剧上升，社会不安定的因素越来越多！

Combustion property of plateau oil-fired warm air heater have reached standards of former low altitude warm air heater, by analyzing procedure, again and again improving burner's brake plate, burner's blast tube and ignition system, repeatedly doing a large number of tests in low altitude and high altitude regions, In view of the facts of rare oxygen, burner igniting difficulty, unsteady flame and incomplete burning.

鉴于高原缺氧，燃烧机点火困难，火焰燃烧不稳定及燃烧不完全等问题，通过理论分析，对燃烧器配风器、喷火筒及点火系统的多次改进，并进行了平原和高原的多次实验，使高原燃油暖风机整体燃烧性能接近平原暖风机的性能。

Finally, the test rig to measure the unsteady excitation force of centrifugal impellers is constructed, and this provides a base of future research.

最后建造了离心压缩机气流激振力的测量试验台，并进行了初步的测量，为以后的分析研究打下了基础。

The nonlinear oil film force of a short journal bearing is obtained by an accurate unsteady model.

利用一种精确的非稳态非线性油膜力模型求得油膜力。

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。