您要查找的是不是：
- 超硬性X射线super-hard x-ray
- 硬性X射线hard X-ray
- 超overtake
- X射线超反射镜X-ray supermirror
- 超链接hyperlink
- 超值overflow
- 对肺部作X射线摄影to sciagraph the lung
- 妇产科X射线检查X-ray examination in gynecology and obstetrics
- X射线CTX-my CT
- X射线光子X-ray photon
- X射线光学X-ray optics
- X射线造影X-ray angiography
- x射线衍射显微术x ray diffraction microscopy
- X射线天文学X-ray astronomy
- X射线毛细管X-ray capillary
- 数字X射线机digiter X-ray machine
- X射线探测器X ray detector
- 软X射线能谱Soft X-ray spectrum
- 硬X射线成像hard x-ray imaging
- 连续硬X射线continuous hard X-ray
