X-rays are also called Rontgen rays ___ the man who first discovered them, but X-ray is the name now always used.. A. in favor of B. in honor of C. in support of D. in view of 相关知识点: 试题来源: 解析 B. 句意:X射线也被称为伦琴射线,以纪念最初发现它的人,但X射线是现...
X-rays are going digital
X– X-rays are used to see inside our bodies.相关知识点: 试题来源: 解析 正确 X射线具有穿透性,能够穿透人体软组织,但被骨骼等较密组织吸收,因此在医学成像中被广泛使用,帮助观察内部结构如骨骼和牙齿等。该陈述正确描述了X射线的主要应用之一。
X-rays and Gamma rays are on the same side if the electromagnetic spectrum*. the side that can cause cancer, but it has a very little chance of causing cancer, the same chance as the sun's rays. babies are not as strong as us when unborn so this increases the cancer rate. * the...
X-ray images are a valuable tool for a dentist to keeping your mouth and teeth healthy. Find out more about uses for dental x-rays here.
X-rays are able to pass through objects and ___ make visible details that are otherwise impossible to observe.A. relativelyB. thusC. afterwardsD.eventually 相关知识点: 试题来源: 解析 B 题目考查因果关系连词的选择。原句表达X射线因穿透物体而“因此”使不可见的细节显现,需选表因果的副词。 -...
Another type of beta particle is the positron, which occurs as a result of the decay of neutrons in the nucleus. These particles have the same mass as electrons, but have the opposite charge (hence their name).Gamma Rays Gamma rays, or γ-rays, represent the most dangerous result of radi...
承接上文,B项Objects that X-rays go through appear dark.(被X射线穿透的物体看起来是黑暗的。)切题。故选B。【小题4】根据上文提示“一个人被放进一个扫描仪里,这是一个大型的管状机器。”再根据下文提示“计算机将所有这些图像组合在一起,可以向医生展示比普通X光更多的图像。”承接上下文,A项Then the ...
Basic knowledge of X-ray: X-rays are a part of electromagnetic radiation with the shortest wavelength after infrared, visible spectrum, and ultraviolet light.
X, which is itself inside the supernova remnant2. Previous X-ray observations revealed two prominent arcs that are bisected by a jet and counter jet3,4. Radio maps have shown high linear polarization of 60% in the outer regions of the nebula5. Here we report an X-ray observation of ...