射線質 的英文怎麼說
中文拼音 [shèxiànzhí]
射線質
英文
actinogen-
These agents were called "cathode rays".
這些物質被稱為「陰極射線」。An analysis of the uniformity between the curve of second order ' s affine nature and the related nature in analytic geometry
論二階曲線的仿射性質與解析幾何中有關性質的一致性We put forward an algorithm for self - discrimination of island relation and an automatic intersected method of the region machining unit, which can judge the relationship among any plane obturate contour line effectively and swiftly. we also study the tool path generation technology of two - dimensional machining, basso - relievo machining, three - dimensional lifting - pen machining. meanwhile, we put forward an optimize approach of tool path, which improve the efficiency of engraving
研究了圖像的刀具路徑生成技術與軌跡規劃問題,提出了基於射線的島嶼關系自動判斷和區域加工單元的自動分割方法,有效、快速地判斷了平面任意封閉輪廓線之間的關系,研究了平面任意區域填充加工、浮雕加工、三維提筆加工的刀具路徑生成的技術,提出了刀具路徑優化方法,提高了雕刻加工的質量和效率。Air quality. measurement of the concentration of solid particles in ambient air. beta ray absorption method
空氣質量.周圍空氣中固體微粒濃度的測定.射線吸收法Effects of x - ray on citrus callus and protoplasts
射線對柑桔愈傷組織和原生質體的影響These agents were called " cathode rays "
這些物質被稱為「陰極射線」 。As a comparison, ba1. 03ce0. 8gd0. 2o3 - was synthesized by sol - gel method. among these samples, nonstoichiometric samples were synthesized for the first time. the research work involved : the crystal phase of the sinters were determined by xrd ; ionic conduction under different experimental atmospheres was measured by gas concentration cells ; performances of hydrogen - air fuel cells with the sinters as electrolytes and porous pt as electrodes were measured
用粉末x射線衍射儀鑒定它們的結晶相;在( 600 1000 )范圍內,以燒結體作為電解質隔膜,多孔性pt黑為正、負電極, pt - rh合金網為集電極,分別組成氫濃差電池、氧濃差電池及氫?空氣燃料電池並測定了它們的性能,研究了不同氣氛下樣品的離子導電特性及影響燃料電池性能的因素。These cosmic rays, as they are called, consist mostly of protons
這些被稱為宇宙射線的物質主要是由質子組成的。This and the x - ray spectrum, which exhibits a high concentration of iron atoms relative to oxygen and silicon, convincingly show that the ejecta are the remains of an exploded white dwarf star
這幅圖連帶x射線光譜(顯示出了鐵相對氧與硅的高度集中)令人信服地說明,拋出的物質是爆發白矮星的殘余。Abstract : abstract effect of alumina concentration, mole ratio and magnesium fluoride content on electroosmosis ni the aluminum smelting is investigated through test, and electroosmotic matter and depth analyzed by electronic probe and x - ray diffraction
文摘:通過試驗考察了氧化鋁濃度、分子比及氟化鎂含量對鋁電解電滲的影響,並通過電子探針和x -射線衍射分析了電滲的物質,電滲的深度。We have observed the following characteristics of anatomical structure and development : ( 1 ) the primary roots belong to archetype and the lateral roots occur in the position toward the xylem of the vascular cylinder ; ( 2 ) the root endodermis consists of thicken casparian strips, and there are from two lo four layers parenchyma cells near the pericycle ; ( 3 ) the pith and resins canals are absent in the toots ; ( 4 ) secondary structure occurs in the root hair zone, and vascular cambium is formed from the parenchyma cells between the primary xylem and primary phloem ; ( 5 ) tanning materials are abundant in pericycle cells and phelloderm cells ; ( 6 ) sclereids are found in secondary phloem, and rays are rather rich in secondary xylem
結果表明:氣生不定根具有以下結構特徵和發育特點: ( 1 )根為二原型,側根正對著木質部發生; ( 2 )幼根內皮層細胞具凱氏帶加厚,維管柱內緊挨中柱鞘內側具有2 ~ 4層大型薄壁細胞; ( 2 )根中無髓和樹脂道; ( 4 )次生結構發生於根毛區,維管形成層由初生木質部和初生韌皮部之間的薄壁細胞轉化形成; ( 5 )中柱鞘和栓內層細胞富含單寧類物質; ( 6 )次生韌皮部有石細胞,次生木質部射線發達。Image quality assurance in x - ray diagnosis - part 55 acceptance testing in direct radiographic and fluoroscopic x - ray - systems including film processing
X光診斷照片質量保證.第55部分: x射線設備的驗收檢驗This interaction can produce gamma rays or secondary protons.
這種互相作用能夠產生射線或第二代質子。Systems as diverse as the early universe, the interstellar medium, red giant stars, and supernova explosions are currently the focus of intense studies utilizing sophisticated computer models - models which require large quantities of nuclear data as input
如早期的宇宙,星際介質,紅巨星,超新星爆, x -射線爆和-射線爆等多樣的系統,這些核天體過程是利用復雜的計算機模型,進行重點研究的焦點。Finally, due to the rapid rotation of the neutron star, or the evolution of the companion, the infall of matter stops, the x - ray emission declines, and the neutron star emerges as a radio - emitting millisecond pulsar
最後,由於中子星疾速的自轉,或是伴星自身的演化,物質的流入停止, x射線輻射減弱,這顆中子星就呈現出了毫秒脈沖星的面目。Consisting of the protracting graph of hydrogen - like atom ' s angle distributing, computer simulation of the symmetry of molecular orbital and chemical reaction mechanism, showing the molecular point group and symmetry element, computer simulation of molecular vibration, bravias ' s crystal lattice and their transforming, extracting of plane periodic lattice, extracting of solid periodic lattice, close packing of isometrical pellet and the structure of simple mental substance, close packing of unequal pellet and crystal structure of representative ionic crystal, computer simulation of phase analysis by x - ray diffraction
內容包括類氫原子角度分布圖的繪制,分子軌道對稱性和反應機理的微機模擬,分子點群和對稱元素顯示,分子振動運動的微機模擬,布拉維晶格和晶格轉化,平面點陣抽取,立體點陣抽取,等徑網球的密堆積和金屬單質結構,不等徑圓球密堆積和典型離子晶體結構, x射線多晶衍射的微機模擬十個子模塊。Recent study of the kilohertz quasi - periodic oscillations ( qpos ) in low mass x - ray binaries ( lmxbs ) indicates that the radiation force, other than the magnetosphere and disk interaction and the general relativity ( gr ) effect setting the inner disk edge, serves as the disk truncation mechanism on shorter time scales. some results and discussions are presented in this paper
最近對低質量x射線雙星中的千赫茲準周期振動的研究表明,是輻射壓力,而不是盤和磁球的相互作用以及處于盤內邊界的廣義相對論效應在短時標的盤切斷機制上起作用.本文給出了一些研究結果及討論It is a dark companion of a type o star. its lower mass limit is 7 solar masses and it emits x - rays
這物體的伴星是一顆o型星,質量下限是七個太陽質量,並會放射出x射線。The composite roll of high speed steel has the synthetical life of over ten times more than traditional high cr cast iron roll. now the research and production of the high speed steel for roll are very drastic. in this thesis, the microstructure, heat treatment and performance of high speed steel fe - 2 % c - 4 % v - 4 % mo - 5 % cr - x % w ( wt ) are studied systematically by using metallograph, method of lattice, xrd, sem, eds and hardness
本文利用金相法(包括黑白金相和彩色金相) 、 x射線衍射( xrd ) 、掃描電子顯微鏡( sem ) 、能譜( eds )及洛氏硬度分析儀等手段,對復合軋輥用高速鋼fe - 2 c - 4 v - 4 mo - 5 cr - x w (其它部分如未作特殊註明均為質量分數)合金系的顯微組織、熱處理工藝及性能進行了系統地分析。Upgrading of castings to meet x - ray quality needs relies on the grinding out of faulty areas, weld repairs, heat treatment, and retest and examination
鑄件的改進要滿足x射線質量的要求就要靠缺陷部位的磨削,焊補,熱處理和重復測試和檢驗。分享友人