照射对比度 radiation contrast
辐射对比 radiation contrast
绕射对比 diffraction contrast
辐射对比度 radiation contrast
射线底片对比度 Radiographic contrast
射线照片对比度 Radiographic contrast
对比射线照相法 contrast radiography
射线照像对比 radiographic contrast
相对比放射性 relative specific activity
对比折射法 correlative refraction method ; refraction correlation method
这两位候选人各有优缺点，一个是勇敢的老将军，但有时略显暴躁，一位是激情四射的年轻的梦想家，但有时稍显不切实际，这两者形成的鲜明对比。
Both candidates have their flaws and their admirable points; the doughty but sometimes cranky old warrior makes a fine contrast with the inspirational but sometimes vaporous young visionary.
春天美不胜收，而五月也是一个清新、花开的月份，由于有冬季的对比，所以每年的此刻更显得魅力四射。
Spring has many beauties, and May is a fresh and blooming month, but the charms of this time of year are enhanced by their contrast with the winter season.
将它们与反回射束作对比而获得真实的地面速度。
The frequencies of the returned beams are compared with them to obtain the true ground speed.
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