分辨率检测的小提醒

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                    <section data-tools="gulangu" data-label="powered by gulangu"><br  /></section><p>来源：飞利浦医疗科技客户服务<br  /></p><p><br  /></p><section powered-by="gulangu"><section><section powered-by="gulangu"><section><section powered-by="gulangu"><section><section powered-by="gulangu"><p><span><span><strong>DXR</strong></span></span></p></section></section></section></section></section><section powered-by="gulangu"><section><section powered-by="gulangu"><section><p><img src="image/20200927/677111c57f35a320b018ab8b855d81bb_1.jpg" /></p></section></section><section powered-by="gulangu"><section><section powered-by="gulangu"><p>质控检测在DR的工作中越来越重要，而空间分辨率（高分辨率）检测又是其中重要的一项内容。经常会接到反馈检测不合格的情况，但是绝大部分情况下我们设备没有问题。注意检测方法就可以检测通过。</p></section></section></section></section></section></section></section><section powered-by="gulangu"><section><section powered-by="gulangu"><section><section powered-by="gulangu"><section><section powered-by="gulangu"><p><span>总结了几点注意事项如下，以供大家参考：</span></p></section><section powered-by="gulangu"><p><br  /></p></section><section powered-by="gulangu"><section><section powered-by="gulangu"><section><svg xmlns="http://www.w3.org/2000/svg" x="0px" y="0px" viewbox="0 0 99.11 70" width="100%"><g><path d="M63.93,70h23.07c6.68,0,12.1-5.42,12.1-12.1V42.43v0c0-5-4.05-9.06-9.06-9.06H75.41c-6.68,0-12.1-5.42-12.1-12.1v0   c0-6.2,5.03-11.23,11.23-11.23h3.2c2.77,0,5.02-2.25,5.02-5.02v0c0-2.77-2.25-5.02-5.02-5.02h-1.98   C62.89,0,52.44,10.45,52.44,23.33v0v17.28v17.89C52.44,64.85,57.59,70,63.93,70z" fill="#000000"></path><path d="M11.49,70h23.07c6.68,0,12.1-5.42,12.1-12.1V42.43v0c0-5-4.05-9.06-9.06-9.06H22.97c-6.68,0-12.1-5.42-12.1-12.1v0   c0-6.2,5.03-11.23,11.23-11.23h3.2c2.77,0,5.02-2.25,5.02-5.02v0c0-2.77-2.25-5.02-5.02-5.02h-1.98C10.45,0,0,10.45,0,23.33v0   v17.28v17.89C0,64.85,5.15,70,11.49,70z" fill="#000000"></path></g></svg></section></section></section></section><section powered-by="gulangu"><section><section powered-by="gulangu"><section><section powered-by="gulangu"><section><p><span><em><strong><span>Step1</span></strong></em></span></p></section></section><section powered-by="gulangu"><p><span><strong>Step&nbsp;1</strong></span></p></section></section></section></section></section><section powered-by="gulangu"><section><section powered-by="gulangu"><p>曝光条件的选择，空间分辨率检测时我们需要使用空间分辨率测试卡，根据检测标准，曝光条件要参照摸体的要求选择，很多时候我们可能不清楚摸体的要求，一般我们可以选择70KV &nbsp;5mAs，或者根据实际拍摄效果调整。<strong><span>条件选择的原则是尽可能达到最佳的拍摄效果。</span></strong></p></section></section></section><section powered-by="gulangu"><section><section powered-by="gulangu"><section><section powered-by="gulangu"><section><p><span><em><strong><span>Step2</span></strong></em></span></p></section></section><section powered-by="gulangu"><p><span><strong>Step&nbsp;2</strong></span></p></section></section></section></section></section><section powered-by="gulangu"><section><section powered-by="gulangu"><p>后处理的选择，得到图像后，<strong><span>可以进行调整亮度，对比度，放大这些操作</span></strong>。以便尽可能达到图像最佳的观察效果。</p></section></section></section></section></section></section></section></section></section><p><br  /></p>