The explosives can be detected for the impact force of their deflagration with the modified cantilever.为了更进一步提高检测灵敏度,本文还提出了一种改进型悬臂梁的研制.In this paper , film magnetostrictive coefficient measurement system was designed bas...
Result: A new type fiber - annulation thickening on intracavitary cell wall, was discovered in medical material power.结果: 在药材粉末中发现一种新型纤维 — 其腔内细胞壁环纹增厚....