| 单词 | 射线 |
| 释义 | 〔streamer〕An extension of rays from the sun's corona.日冕射线：来自于日冕的射线扩展的范围〔promethium〕A radioactive rare-earth element prepared by fission of uranium or by neutron bombardment of neodymium, having 14 isotopes with mass numbers ranging from 141 to 154 and used as a source of beta rays. Atomic number 61; melting point 1,168°C; boiling point 2,460°C; valence 3. See table at element 钜：放射性稀土元素，由铀分裂或钛的中子爆炸而成，有十四个拥有从141到154的质量数的同位素，用作β射线源。原子序数61；熔点1,168°C；沸点2,460°C；原子价为3 参见 element〔ray〕A structure or part having the form of a straight line extending from a point.放射组织，放射状：具有射线形式的结构或部分〔sunburst〕A pattern or design consisting of a central disk with radiating spires projecting in the manner of sunbeams.旭日形：一种图案的造型，有中心的一个圆盘和类似阳光光速的放射状的射线组成，类似太阳光芒四射的图案〔radiate〕To send out rays or waves.放射，辐射：发出射线或波〔lymphangiography〕Examination of the lymph nodes and lymphatic vessels following the injection of a radiopaque substance. Also called lymphography 淋巴管造影术：通过注射一种射线不能穿透的物质来检查淋巴结和淋巴管 也作 lymphography〔radiolucent〕Allowing the passage of x-rays or other radiation; not radiopaque.射线可通过的：允许X射线或其它放射通过的；非放射不透明的〔ytterbium〕A soft, bright, silvery rare-earth element occurring in two allotropic forms and used as an x-ray source for portable irradiation devices, in some laser materials, and in some special alloys. Atomic number 70; atomic weight 173.04; melting point 824°C; boiling point 1,196°C; specific gravity 6.972 or 6.54 (25°C) depending on allotropic form; valence 2, 3. See table at element 镱：一种柔软、明亮的银色稀土元素，存在于两种同素异形体中，被用作便携式的放射线治疗设备的X射线源，也用于一些激光物质和特殊合金中。原子序数70；原子量173.04；熔点824°C；沸点1,196°C；比重依两种同素形体6.972或6.54(25°C)；化合价2,3 参见 element〔target〕A usually metal part in an x-ray tube on which a beam of electrons is focused and from which x-rays are emitted.X射线靶，对阴极：X射线管中通常为金属的部分，该部分被一束电子所瞄准并释放出X射线〔radiology〕The use of radiation for the scientific examination of material structures; radioscopy.放射检查：用放射进行物质结构的科学检查；射线检验〔collimator〕A device capable of collimating radiation, as a long narrow tube in which strongly absorbing or reflecting walls permit only radiation traveling parallel to the tube axis to traverse the entire length.准直仪，平行光管：一种能使射线成平行状的仪器，如一个狭长试管的强烈吸收或反射的内壁，使得射线只有在和试管轴线相平行时才能穿过整个试管〔occultation〕The progressive blocking of light, radio waves, or other radiation from a celestial source during such a passage.星掩：在上述运行中，从一天体源发出的光，无线电波或其它射线被逐渐掩蔽〔bolometer〕Greek bolē [ray] * see g welə- 希腊语 bolē [射线] * 参见 g welə- 〔pasteurization〕The act or process of destroying most microorganisms in certain foods, such as fish or clam meat, by irradiating them with gamma rays or other radiation to prevent spoilage.射线杀菌法：破坏某种食品，如鱼或蚌肉内的大部分微生物的行为或过程，通过γ射线或其它放射线辐射的防止变质〔photodisintegration〕Nuclear disintegration or transformation caused by absorption of high-energy radiation, as of gamma rays.光致分裂：由吸收高能量辐射、如射线而引起的核分裂或核转换〔Gamow〕Russian-born American nuclear physicist known for his work on radioactivity and genetic information as well as his books popularizing theories of physics.伽莫夫，乔治：(1904-1968) 俄国裔的美国核物理学家，因在射线遗传信息方面的研究和有关普及物理理论的书籍而闻名于世〔axis〕An unlimited line, half-line, or line segment serving to orient a space or a geometric object, especially a line about which the object is symmetric.轴：用于给空间或几何体定位的无限直线、射线或线段，特别是关于对称物体的线〔illuminate〕To be exposed to or revealed by radiation.暴露于射线：被辐射发现或曝光〔radiopaque〕Not allowing the passage of x-rays or other radiation.射线透不过的：X射线或其它辐射无法通过的〔neuroradiology〕The use of x-rays in diagnosis and treatment of disorders of the nervous system.应用X射线来诊断和治疗神经系统紊乱〔radiotherapy〕Treatment of disease with radiation, especially by selective irradiation with x-rays or other ionizing radiation and by ingestion of radioisotopes.放射疗法：用放射进行的疾病治疗，尤指用X射线或其它电离辐射的有选择放射和吞下放射性同位素〔radiate〕To issue or emerge in rays or waves:散发，发出：以射线或波的形式发出或出现：〔Rayonism〕A style of abstract painting allied to futurism, developed about 1911, in which forms are depicted as emitting rays of light.发散画法：一种接近于未来主义的抽象画风格，发端于1911年，在这种画法中，图形都被画作向外发射射线〔irradiate〕To expose to radiation.使暴露在射线前〔zapper〕A destructive device, especially one that destroys by means of electric current or radiation:微波清除器：清除器具，特别指用电流或射线破坏的那种：〔Muller〕American geneticist. He won a 1946 Nobel Prize for the study of the hereditary effect of x-rays on genes.墨勒，赫尔曼·约瑟夫：(1890-1967) 美国遗传学家，因研究X射线对基因遗传的影响而获1946年诺贝尔奖〔americium〕A white metallic transuranic element of the actinide series, having isotopes with mass numbers from 237 to 246 and half-lives from 25 minutes to 7,950 years. Its longest-lived isotopes, Am 241 and Am 243, are alpha-ray emitters used as radiation sources in research. Atomic number 95; specific gravity 11.7; valence 3, 4, 5, 6. See table at element 镅：锕系元素中的一种白色超铀金属元素，其同位素原子序数是从237到246，半衰期从25分钟到7,950年。其寿命最长的同位素镅241和镅243在研究中用作α射线辐射源。原子序数为95；比重11.7；原子价为3,4,5,6 参见 element〔ray〕To send out as rays; emit.放射，照射：以射线的形式向外散出；发射〔astrosphere〕The central portion of a cell aster exclusive of the rays.星心球，中心球：星体的中心部分，其射线除外〔reradiate〕To emit (absorbed radiation) anew:再辐射：再次发射（被吸收的射线）：〔optics〕The branch of physics that deals with light and vision, chiefly the generation, propagation, and detection of electromagnetic radiation having wavelengths greater than x-rays and shorter than microwaves.光学：物理学中，研究光和视觉的一门学科，主要是研究波长在X-射线和微波之间的电磁辐射的产生、传播和识别〔dosimeter〕An instrument that measures and indicates the amount of x-rays or radiation absorbed in a given period.剂量计：测量并指示在给定时间里所接受X射线或其它辐射的剂量的仪器〔lase〕To function as a laser; emit coherent radiation by the action of a laser.放射激光：起激光器作用，通过激光的运转发射连续的射线〔radioscopy〕Examination of the inner structure of optically opaque objects by x-rays or other penetrating radiation; radiology.放射检验：用X射线或其它穿透性的辐射对不透光的物体的内部构造进行的检查；放射学〔lamp〕A device that generates light, heat, or therapeutic radiation.灯：一种能产生光、热或者治疗射线的装置〔cineradiography〕A diagnostic technique in which a movie camera is used to film the images, as of internal body structures, produced through radiography or fluoroscopy.射线电影摄制：一种诊断技术，通过放射线照相或X光透视法，用电影摄影机拍摄图象，如人体内部结构的图象〔focus〕A point at which rays of light or other radiation converge or from which they appear to diverge, as after refraction or reflection in an optical system:焦点：几条光线或其他射线相交的一点，或在一个光学系统中经折射或反射后呈发散状的光线的出发点：〔radiation〕Energy radiated or transmitted in the form of rays, waves, or particles.辐射：以射线、波或微粒的形式放射或传播的能量〔mammography〕X-ray examination of the breasts for detection of tumors.X射线测定法：用X光来检查乳房是否有肿瘤〔illuminate〕To expose to or reveal by radiation.暴露于射线：用辐射手段暴露或发现某物 |
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