并以筒形机匣精锻成形为例对金属体积形成过程进行了模拟，计算结果表明所提出的方法和软件系统是可靠的。
Meanwhile the processes of cylindrical housing have been simulated by the system, which indicate that the given techniques and software are feasible.
研究了具有锥齿轮啮合及机匣系统的某微型发动机的振动特性。
The vibration characteristic of a miniature engine with spiral bevel gear engaging and case system were studied.
将相对关联距离熵应用于航空发动机转子—机匣系统状态识别和故障诊断。
The relative correlation distance entropy is applied to fault diagnosis and state recognition of aero engine rotor-case system.
上机匣为直升机传动系统中的关键零件，几何形状复杂，性能指标要求高，成形难度大。
Upper casing, as a key part in the driving system of helicopter, is difficult to be formed owing to its complex geometry and high demand for property.
机匣在碰摩力的作用下发生振动，影响转子系统的稳定性。
The box vibrates under the effect of rub-impact force, which destroys the stability of the rotor system.
提出了一种新的计算转子机匣系统动力特性的方法—整体传递矩阵法，并在此计算方法的基础上进行了系统应变能的计算和分析。
An improved transfer matrix method-Whole transfer matrix method was applied to calculation of the critical speeds and vibration modes of a dual-rotor system with engine casing.
本发明提供一种物件馈送系统，其包含有一物件馈送匣以及一取纸滚 轮。
The invention provides an object feeding system, which comprises an object feeding box and a paper fetching roller.
采用新建立的试车台数据实时采集与监控系统，测量了该单级跨声速风扇的总性能和采用处理机匣后风扇的总性能、基元级性能。
By using real time data gathering and test system of the aero engine test bed, the detail measurement of single stage transonic fan performance with and without different casing treatments were made.
采用新建立的试车台数据实时采集与监控系统，测量了该单级跨声速风扇的总性能和采用处理机匣后风扇的总性能、基元级性能。
By using real time data gathering and test system of the aero engine test bed, the detail measurement of single stage transonic fan performance with and without different casing treatments were made.
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