放射層 的英文怎麼說
中文拼音 [fàngshècéng]
放射層
英文
active layer-
Antimatter / matter reactions have practical applications in medical imaging, see positron emission tomography ( pet )
反物質/物質反應在醫學成像有實際應用，注意正電子放射斷層攝影術（ pet ） 。Overburden had concealed the radioactivity.
覆蓋層屏蔽掉了放射性。The moon is emitting cool light through clouds. .
月亮透過雲層放射出寒光。Typical sedimentary structures of tempestite, such as radiate and imbricate arrangements of strip dolomitic limestone gravels, grading beddings and ripple beddings are presented in the succession, indicating its accumulation in a shoreline environment
該風暴沉積的底面侵蝕構造清楚，長條形白雲質灰巖礫屑具放射狀構造或疊瓦狀構造，並發育渠鑄模、粒序層理和小型波狀層理等沉積構造，為典型的淺水風暴巖。The inferno spewed a deadly plume of radioactive isotopes into the atmosphere.
這個象煉獄般的地方將一縷致死的放射性同位素噴入大氣層。Cells only the chromatin or chromosomes are heavily stained, the other components are bleached. after the chromosomes are stained by nama - ur, we have observed that the highest order structure of chromosomes is helical ; while the secondary structure is radically folding. the dna fibres with a diameter of 2530 nm have radically folded into chromatid fibres in a diameter of approximately 250 nm
染色體經dna特異染色后，觀察到其最高層次結構是螺旋的，而次級結構存在著放射環結構，即由直徑為2530 nm的dna纖絲放射狀折疊排列成約250 nm左右的染色單體絲染色單體絲進一步螺旋形成中期染色體結構。It is shown that the radioactivity level of tin polymetallic ore, undressed ore and adjacent formation is affected by the strata and mineralization type, the radioactivity level of sulfide ore is not high as a whole, while that of tin ore generally is several times higher than the background value and that of debris and slag is also relatively high, whose impact on the environment is not neglectable
錫多金屬礦原礦及圍巖放射性水平受地層與礦化類型影響很大，硫化礦整體放射性水平不高，砂錫礦卻普遍高出背景值數倍，尾礦、爐渣放射性水平也相對較高，對環境的影響不容忽視。It stands for positron emission tomography
它代表正子放射斷層攝影。Based on the quantitative studies of siliceous microorganisms and terrestrial detritus in 12 surface sediment samples, which were recovered by the first chinese national arctic expedition team, in the bering sea, it goes without saying that diatom abundance is dominant within the microorganisms which consists of diatoms, radiolarians and sponge spicules
摘要中國首次北極科學考察在白令海?取了12個表層沉積物樣品，其中對矽質生物和陸源碎屑的詳細研究發現，它們主要由矽藻、放射蟲和海綿骨針組成。Autoradiography a technique whereby a tin slice of tissue containing a radioactive isotope is placed in contact with a photographic plate
放射自顯影術：將含有放射性同位素的一小薄片生物組織與感光層接觸的一項技術。Using radiocarbon techniques on sediments collected from four rivers, they determined that bacteria may alter riverine carbon, making it indistinguishable from ocean carbon
科學家以放射性碳技術研究收集自四條河流的沉積層，發現細菌可以改變河水裡的碳，使它與海水裡的碳無法區別。Radiometric dating methods, measuring rods of “ deep time, ” indicate how old the earth really is
放射性元素定年法是深層時間的測量桿，可以告訴我們地球的年齡究竟有多大。A new release of an integrated cardiovascular information system now integrates exam results from all major cardiology subspecialties ? interventional cardiology, cardiovascular ultrasound, electrocardiogram ( ecg ), nuclear cardiology, cardiac computed tomography ( ct ), cardiac magnetic resonance imaging ( mri ), and electrophysiology ( ep )
一種剛投放的綜合心血管信息系統，現在整合所有心血管專業的檢查結果，包括心臟介入、心血管超聲、心電圖（ ecg ） 、核放射心臟病學、計算機斷層掃描（ ct ）心臟核磁共振（ mri ）和電生理（ ep ）學。Cyclotron systems for positron emission tomography - part 2 : radiation protection labyrinths and wall entrances
正電子放射層析x射線攝影法用回旋加速器系統.第2部分The basic procedure of an interwell radiotracer test is, to inject a proper radioisotope tagged tracer material into the injector together with the injected fluid ; the tracer material will follow the injected fluid and go through the same path of injection fluid penetrating the formation ; finally the tracer material will be produced at the producer ; then, collecting samples at well head of producer, tracer response can be observed ; by analyzing the response of tracer, the information on dynamics of injection fluid and reservoir geology can be obtained
放射性井間示蹤測試的基本過程是：將一定量合適的放射性示蹤劑介入注入流體，使其通過注入井進入地層並跟隨注入流體穿越地層，最後被採油井采出；通過跟蹤監測示蹤劑在採油井上的響應，獲得注水井-採油井之間流體和地層的信息。But these techniques can not provide physiological ph and ionic strength, and radio - iodination of heparin required for ace endangers health of human and environment. for avoiding the radiological hazards and reflecting directly the binding characteristic of heparin to protein
但親和層析柱易被污染失活， ace技術不能提供生理ph范圍和離子強度及ace技術必需的標記肝素的放射性物質對人和環境具有很大危害。Standard guide for decommissioning of ground water wells, vadose zone monitoring devices, boreholes, and other devices for environmental activities
測定環境放射性物質用地下水井，上層滯水帶監測裝置，地上鑿穿孔及其他設備的交付使用的標準指南Since the magic number 28, which is the first that requires the introduction of a strong spin - orbit interaction belongs to the if2p shell in the nuclear shell model. so the nuclei in the if2p shell have been a research hotspot in nuclear physics. the doubly odd nucleus 64cu which is also in the if2p shell has been the subject of many experimental investigations previously via various type of nuclear reaction such as 64ni ( p, ny ) and its excitation leveles have been already studied to about 8 mev
放射性核素~ （ 64 ） cu是奇奇核，屬於1f 、 2p殼層，而在原子核殼模型中，第一個需要引入強自旋-軌道藕合才能出現的幻數就在1f 、 2p ? ?殼層，因此if 、 zp殼層一直是核物理領域的研究熱點，近三、四十年來使用了各種不同類型核反應例如『 4ni … ， fly ）等反應，對『 ll激發態性質進行了廣泛的研究，其激發能級已到了smev左右。Examples of prohibited articles are dangerous drugs, chemicals that are essential for the manufacturing of dangerous drugs or psychotropic substances, firearms and ammunition, strategic commodities, pharmaceutical products, medicines, radioactive substances, irradiating apparatus, radio transmitting equipment, endangered species, animals and plants, pesticides, ozone depleting substances, textiles, rough diamonds and certain foodstuff
禁運貨品包括危險藥品、製造危險藥品或精神藥物所需的化學品、槍械及軍火、戰略商品、藥劑產品、藥物、放射性物質、輻照儀器、無線電發送器具、瀕臨絕種物種、動植物、除蟲劑、耗蝕臭氧層物質、紡織品、未經加工鉆石及若干食品。Radionuclide imaging devices - characteristics and test conditions - positron emission tomographs
放射性核素影像裝置.性能和試驗條件.正電子放射層析x射線攝影機分享友人