瞬态

This paper deals with an experimental investigation of fault diagnosis in a multistage gearbox under transient loads.

本文论述的实验调查故障诊断中的一种多级变速箱下的瞬态负载。

Three translational and rotational generalized coordinates of ship were introduced based on the aeroelastic model of helicopter.

在旋翼气弹计算模型基础上引入舰船3个平动和3个转动广义坐标，根据Hamilton原理建立了基于广义力形式的计入舰船运动的旋翼瞬态气弹响应计算模型。

Firstly, the descriptions of Instantaneous Polarization Projection Sequences of signal and noise are presented and statistics of generalized distance between random EM wave and the anticipant signa are derived.

首先给出了目标散射信号和随机极化波的瞬态极化投影序列表征方法，导出了随机极化波的IPPS到期望点广义距离的统计特性。

Transient heating has a serious effect on the characteristic of structural natural vibration.

瞬态加热会严重影响结构的固有振动特性。

More than 30 papers have been published and 5 invention patents have been possessed. Major achievements include: 1 Completion of solar dish power system overall design and equipment commissioning; 2 Completion of parabolic trough power system overall design and equipment commissioning; 3 Parabolic trough concentrator overall design and instantaneous simulation of thermal-technical performance; 4 Overall design of heliostat and wind load simulation; 5 Quick evaluation methods for thermal performance of solar collector; 6 Design of dehumidifying air conditioner using solar evacuated air collector; 7 Research on radiation, flow, conduction coupling and heat exchange on complex ship surfaces

其主要学术贡献为： 1MW级太阳能塔式电站总体设计； 1完成了太阳能碟式聚光发电系统的总体设计和设备调试； 2完成了太阳能槽式聚光发电系统的总体设计和设备调试； 3槽式太阳能聚光器的总体设计与热工性能的瞬态模拟； 4太阳能聚光器定日镜的总体设计和风载荷模拟； 5了太阳能集热器热性能快速评价方法体系； 6太阳能真空管空气加热除湿空调系统的系统设计和设备定型； 7复杂船体表面的辐射、流动与导热耦合换热的研究。

In this study, the thermal conductivities of some nano-CPAs are measured by using the transient hot wire instrument.

利用瞬态热线装置，测量了不同种类、不同体积浓度的纳米低温保护剂的导热系数。

A new apparatus using the transient single hot-wire method was developed to measure the thermal conductivity under high pressure.

利用瞬态单热线法重新研制了一套可耐高压的热导率测量装置，热导率测量的不确定度为±2%。

Thermal conductivity is measured by the transient hot-wire method, which shows that the thermal conductivity increases with the increase of nanofluid particle volume fraction and temperature. The thermal conductivity of 0.3vol% SiO2-water nanofluid increases by 11.5% at 25℃, while it increases by 46.5% at 50℃ when compared with water at the same temperatures.

采用瞬态热线法测量纳米流体的导热系数，结果表明：纳米流体导热系数的变化与纳米颗粒体积分数和温度的变化成正比，其中25℃时体积分数为0.3%的SiO2-水纳米流体相对于水的导热系数提高11.5%，而在50℃时则提高46.5%。

Based on theories of hydromechanics, hydrokinetics and heat transfer, a three dimensional transient numerical model of flow and temperature field of the plasma arc welding molten pool with a moving arc is established.

本文根据流体力学、流体动力学及传热学理论，建立了运动等离子弧作用下焊接熔池流场、温度场的三维瞬态数值分析模型。

Parameter τ＇(ratio of lag time of diffusion process to relaxation time of polymer) can define the form of the differential equation: hyperbolic or parabolic.

参数τ＇（扩散的瞬态过程引起的滞后时间与松弛时间之比）的存在与否决定了方程是双曲型还是抛物型。

With Death guitarist Schuldiner adopting vocal duties, the band made a major impact on the scene.

随着死亡的吉他手Schuldiner接受主唱的职务，乐队在现实中树立了重要的影响。

But he could still end up breakfasting on Swiss-government issue muesli because all six are accused of nicking around 45 million pounds they should have paid to FIFA.

不过他最后仍有可能沦为瑞士政府&议事餐桌&上的一道早餐，因为这所有六个人都被指控把本应支付给国际足联的大约4500万英镑骗了个精光。