Medical X - rays are well - known, but they are not focused images castray discoverer Wilhelm Roentgen in 1895.
众所周知的是医学用的X射线，但是它们并不是聚焦成象的——只是光线通过身体投下的影子，利用的是1895年威廉·伦琴率先发明的技术。
In 1895, Wilhelm Roentgen accidentally discovered that a cathode-ray tube could make a sheet of paper coated with barium platinocyanide glow, even when the tube and the paper were in separate rooms.
1895年，威廉·伦琴偶然发现阴极射线管能使涂有一层氰亚铂酸盐钡的薄相纸发光，甚至当阴极射线管和相纸分别放在不同的房间时也能发光。
X-rays were first discovered by a German scientist,Wilhelm Conrad roentgen,in 1895,almost by accident.
X射线最初是在1895年被一个德国科学家偶然地发现的，他的名字叫WilhelmConradroentgen.
X-rayswere first observed and documented in 1895 by Wilhelm Conrad Roentgen, a Germanscientist who found them quite by accident when experimenting with vacuumtubes.
X射线第一次被观察和记录是在1895年，当时德国科学家威尔姆·康拉德·伦琴在使用真空管做实验时意外发现了X射线。 与光线和无线电波一样，X射线也是一种电磁辐射。
X-rayswere first observed and documented in 1895 by Wilhelm Conrad Roentgen, a Germanscientist who found them quite by accident when experimenting with vacuumtubes.
X射线第一次被观察和记录是在1895年，当时德国科学家威尔姆·康拉德·伦琴在使用真空管做实验时意外发现了X射线。 与光线和无线电波一样，X射线也是一种电磁辐射。
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