我怎样才能将数据集形成螺纹的绘制控件在主窗口。
How can I transfer the data set form the thread to the rendering widget which is in the main window.
主换热器是汉普逊型螺纹管换热器。
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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