1. 反应堆压力壳构成了主冷却剂压力边界的主体。
The reactor vessel constitutes the main part of pressure boundary of primary coolant.

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2. 它以反应堆冷却剂(水)为工作介质,经泵加压后,注入安装在压力壳内的水力步进缸。
The reactor coolant (water) is used as actuating medium, pressed by pump, and then injected into hydraulic step cylinders which are set in the reactor vessel.

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3. 本文将反应堆压力壳的球顶盖、上下法兰、螺栓、筒体及双道O形环作为一个超静定系统进行了应力和变形分析。
The reactor pressure vessel composed of spherical top and lower heads, upper and lower flanges, bolts, cylinder and two O-rings, as a static indeterminate system has been studied.

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4. 通过实验研究了一体化自然循环反应堆压力壳上部自稳压气空间对于自然循环两相流系统启动过程中流动稳定性的影响。
The influence of the gas space on the top of an integral reactor vessel on the flow stability in the start up process of a natural circulation two phase flow system is studied experimentally.

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5. 设计了能在高辐射环境下工作的、全自动检查核电站反应堆压力壳连接处法兰面主螺栓孔螺纹表面缺陷的设备,解决了自动小车的设备承载和准确定位问题。
To inspect the defects on the screw hole surfaces of nuclear reactor pressure vessel in nuclear power station, an automatic moving table was designed to carry sophisticated inspecting devices.

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6. 通过对安装在反应堆压力壳上的多个加速度传感器的信号进行采集,并经过信号预处理、时频变换、神经网络计算等过程,实现对核电站松动件碰撞位置的定位。
The loose part impact positions are located by analyzing signals from accelerometers mounted on the reactor vessel with signal pre processing, time frequency transforms, and neural networks.

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7. 通过对安装在反应堆压力壳上的多个加速度传感器的信号进行采集,并经过信号预处理、时频变换、神经网络计算等过程,实现对核电站松动件碰撞位置的定位。
The loose part impact positions are located by analyzing signals from accelerometers mounted on the reactor vessel with signal pre processing, time frequency transforms, and neural networks.

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