Objective:To investigate the plain film X-ray characteristics of postoperative anastomotic leakage of esophageal or cardiac carcinoma for the timely diagnosis.

目的：探讨食管癌、贲门癌术后吻合口漏的平片X线特征，达到及时诊断。

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For example, it is developing X-ray machines that expose patients to less radiation and do away with physical film.

举例来说，它正在研发一款能让患者受到相对较少辐射并且能不用冲洗成像的X光机。

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Hospital X-ray machines work by passing an X-ray pulse through a body onto radiographic film.

医院的X光机工作原理是X光射线脉冲穿过人体在射线胶片上感光成像。

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Historically about half of the demand for silver has been for photographic and x-ray film.

FORBES: Looks Like I Picked The Wrong Week To Be A Silver Ultra Bull

Traditional X-ray film too often does not detect small, early cancers, especially in breasts with dense tissue.

FORBES: Fact And Comment

So that very first DNA fingerprint, which I can see in front of me right now on the wall of my office--I still have the original--a very murky, grubby bit of X-ray film.

NPR: Pioneering DNA Forensics