Randomized trials using chest radiography have failed to show a reduction in lung cancer mortality.

使用胸部X光检查的随机试验未能肺癌死亡率的降低。

Lung auscultation revealed rhonchi, and chest radiography was performed, which was reported as showing no abnormalities (Figure 1).

肺部听干音， 并进行了胸部 X 片检查， 报告未异常（图 1）。

JPL, the Jet Propulsion Laboratory, played a lead role in developing the digital imaging technology that's now used for CAT scans and radiography!

JPL（喷气推进实验室）在发数字成像技术方面发挥了主导作用，该技术现已用于 CAT 扫描和射！

For radiography students, tutorials will normally consist of a group of about ten students who will meet fortnightly with their tutor, for a period of at least 50 minutes.

对于放射性摄影专业的学生的辅导课程由10名同学组成，他们需要两周内至少跟其导师交流50分钟。

Our case patient initially presented with mild cough and low-grade intermittent fevers, without evidence of pneumonia on chest radiography on day 4 of his illness, before having progression to pneumonia by illness day 9.

我们的病例患者最初表现为轻度咳嗽和低度间歇性发烧， 在他生病的第 4 天胸片上没有肺炎的证据， 然后在第 9 天进展为肺炎。