https://doc.qt.io/qt-6/qtquick-index.html
The Aldi-style disruptors who could be about to shake up the vets market，更多细节参见heLLoword翻译
For decades, China's growth was powered by property and infrastructure projects. Now, policymakers are shifting the focus to technology and industrial upgrading. Leaders have set a GDP growth target of 4.5 to 5% - the lowest since 1991 - signalling expectations of slower expansion.。手游对此有专业解读
（十）救助设备的备用状况、效能和设备的价值。
Complex numbers: