软X射线摄影是利用长波X射线的一种透视摄影，具有图象清晰、易于辨认的效果。随着X射线机的发展和造影技术的进步，这一技术的应用越来越广泛，如工业的非金属探伤，医“学上的肿瘤诊断、文物考古、生物教学等。自6O年代以来，种子科技领域开始引进并应用这一先进技术于种子质 Soft X-ray photography is the use of a long-wave X-ray fluoroscopy, with a clear image, easy to identify the effect. With the development of X-ray machines and the advancement of radiographic techniques, the application of this technique is more and more widespread, such as industrial non-metallic flaw detection, medical diagnostics, archeology and biology teaching, etc. Since the 1960s, Seed science and technology began to introduce and apply this advanced technology in seed quality