ultraviolet-a radiation 中文意思是什麼

ultraviolet-a radiation 解釋
紫外線a輻射
  • ultraviolet : adj. 【物理學】紫外的;紫外線的;產生[應用]紫外線的。n. 紫外線輻射。
  • a : an 用在以母音音素開始的詞前〉 indefinite art 1 〈普通可數名詞第一次提到時,冠以不定冠詞主要表示類...
  • radiation : n. 1. 發光,射光,放熱,放射,發射。2. 【物理學】輻射;放射物;輻射線[熱、能];照射(作用)。3. 【動、植】輻射形;【測】射出測量法;【醫學】射線療法。
  1. The scientists mimicked a space environment by freezing the mixture to temperatures close to absolute zero, then exposing it to harsh ultraviolet radiation

    科學家模擬太空環境,首先將混合物降溫,直到接近絕對零度后,以強烈的紫外線照射混合物。
  2. In allusion to some types of the functional fibre s performances and characters the paper mainly has this fibres microstructure scanned by electron microscrope. in addition we also discuss their differences of microstructure eroded by the plasm. meanwhile by performing mechanics analysis we get theoretical analysis of their space - conglomerating structure. finally we perform analysis of the ultraviolet radiation and analysis of the caloricr weightlessness. as a result these types of fibre not only keep their own fine traits, but also own good conglomerating structure, crystal limit, calorifics performance and mechanics performance. compared with the ordinary fiber, the neatness of high - contracted polyester fiber increases and it s diameter also increases. there are bubbles in the burning - resisting viscose fiber and it has smooth vertical structure

    對應子高收縮的滌綸纖維的平整度有所提高,有較普通纖維變粗的趨勢;在難燃粘膠纖維裏面有氣泡,其具有較明顯的光滑平整縱向結構;滌綸系列棉纖維,在其耐刻蝕方面是比較強的,僅有均勻的小部分刻蝕現象;抗菌衛生級粘膠纖維的刻蝕效果是較差的:難燃的粘膠纖維,刻蝕的效果最好;而抗紫外粘膠纖維刻蝕的效果略有遜色。
  3. As part of the week ' s events, clinique laboratories, a brand committed to skin biology research, sponsored a symposium for attendees at the congress, which focused on the latest developments in sun protection - particularly the role of ultraviolet radiation ( uvr ) and the skin ' s immune system

    始終致力於皮膚生物學研究的倩碧,將為參加此次大會的皮膚科醫生舉辦一場專業的學術研討會,作為這個為期一周的活動的一部分。
  4. Ceo22 is used as optical materials, polishing agents, ultraviolet absorption materials, the cleaning catalyst of car ' s waste gases, chemical decolorant of glass, radiation - resisting glass permanent magnet, electronic ceramics etc. if it is processed into nanoparticles, it will exhibit some novel properties led to varied applications. for example, ceo22 nanocrystal is a better promoter of cytochrome c and the stabilizer of zro22 ceramics. because of its high index of refraction and good stability, it is used to produce reduced reflection film

    Ceo _ 2是一種廉價而用途極廣的材料,如用於發光材料、拋光劑、紫外吸收材料、汽車尾氣凈化催化劑、玻璃的化學退色劑、耐輻射玻璃、永磁體、電子陶瓷等,其納米化后將出現一些新的性質及應用,如ceoz納米晶是細胞色素c的良好的催進劑,還用作zro :陶瓷的穩定劑,由於ceo :折射率高,穩定性好,常用於制備減反射膜等。
  5. This is so because climbing plants are likely to encounter intensive - changing environmental condition during their growth ( especially change of illumination ). secondly, there is a large proportion ( 30 - 40 % ) of climbing plants which belong to dioecism, and hence a gap between male and female plants on morphology, biological characteristic, economic value and so on. this dissertation focuses on herbaceous climbing plants, perennial or annual species such as dioecious trchosahthes kirilowii maxin and dioscorea opposita thumb, and monoecious luffa cylindrical ( l ) roem, it attempts to discover how climbing plants adapted to various environments and the mechanism of adaptation from aspects of physiological and reproductive ecologies at present, due to overuse of chlorofluorocarbons ( cfcs ), the ozonosphere has become thinner and thinner, and the ultraviolet - b ( uv - b ) radiation has increased considerably

    而攀援植物本身是一類理想的植物行為生態學研究材料:第一,攀緣植物由於受攀緣能力和支柱木資源的限制,在生長過程中通常要遇到強烈變化的環境條件(特別是光照) ;第二,攀緣植物中具有較高比例的雌雄異株類型,通常佔地區攀緣植物種類的30 40左右,不同性別的植物在形態學及生物學特性、經濟價值等方面存在一定的差距,因此,本文以雌雄異株攀緣植物栝樓( trchosahtheskirilowiimaxim ) (葫蘆科多年生草質藤本植物)和山藥( dioscoreaoppositathunb ) (薯蕷科薯蕷屬植物) 、雌雄同株異花攀緣植物絲瓜[ luffacylindrical ( l ) roem ] (葫蘆科一年生攀緣草本植物)為材料,試圖從生理生態學及生殖生態學角度揭示攀援植物如何適應不同生境及其機理。
  6. Radiation from the sun also causes often serious sunburn, skin aging, eye cataracts, pterygium - a fleshy growth on the surface of the eye, cold sores and other ills, according to the report, the first to detail the global effects of sun exposure. ultraviolet light is needed to activate production of vitamin d in the body, which prevents rickets, osteomalacia and osteoporosis

    世界衛生組織發表報告稱,太陽光照射過度不僅會增加人們患癌的危險,同時也會造成嚴重曬傷皮膚老化白內障翼狀胬肉從眼睛內角的結膜生出一塊不正常的塊狀組織以及唇皰疹等其他一些不良後果。
  7. The polyester fibre of resisting bacterium is one without which people can t live in modern times, but how to restrain the bacterium propagating excessively and keep people in health is a most important goal that fabrics and clothing industry are striving for. fibre of resisting bacterium can kill the bacterium effectively with the ratio of more than 99 % and it can restrain microbes. the polyester fibre of resisting ultraviolet radiation is also widely used. with the decreasing of ozonospheres in the atmosphere, there are more ultraviolet radiation in the sunlight which do harm to our skin, especially for those men working outdoors, it is more important to think about the way to lessen the harm. the polyester of burning - resisting has attracted more attention at home and abroad and burning - resisting textiles has been advanced definitely by law in many countries. our nation has also made strict claims in some special areas, such as fabrics in vehiciles and vessels, decorative fabrics in hotels. the everlasting burning - resisting fibres and textiles are badly needed. infrared ray fibre is also a new functional one that can absorb and reflect infrared ray after being processed physically. it s functions include physical therapy wet - ejecting and bacterium - restraining. this warm - preserving material can absorb the emitting heat from our bodies, at the same time it can also absorb and reflect the needed 4 - 14 urn wavelength ultraviolet radiation and accelerate netaboiism. fibre of resisting infrared ray is important in military areas

    抗菌纖維具有永久的抗菌性,對金黃色葡萄球菌、大腸桿菌殺菌率大於99 ,能有效抑制細菌繁殖,起到抗菌防臭作用;抗紫外線聚酯纖維的用途也是異常廣泛的,隨著大氣層中臭氧層的日漸稀薄,日光中的紫外線日益增加,對人體皮膚形成極大危害,尤其對于長期從事野外工作的人,因此設法減少紫外線對人體的傷害顯得尤為重要;阻燃聚酯纖維則是一種倍受國內外人士密切關注的纖維,紡織品阻燃在許多國家已有明確法令規定,我國也逐漸在某些特殊使用范圍做嚴格要求,如車船內用紡織品,高級賓館的內裝飾織物等,而且具持久性阻燃性的纖維和織物是現在更為需要的,真可謂用途非常廣泛;遠紅外纖維也是一種經過物理改性后具有吸收並反射遠紅外線的新型功能性纖維,是一種具有優良理療功能、熱效應功能和排濕透氣抑菌功能的新型紡織材料及保溫材料,能吸收人體自身向外散發的熱量,吸收並反射回人體最需要的4 14 m波長的遠紅外線,促進人體的新陳代謝;抗紅外線纖維,則在軍事上有著重要的作用。
  8. Intense ultraviolet radiation from the core heats the circumstellar gas to ten thousand degrees, and the velocity of the gas flowing away from the star jumps to about a million miles per hour

    核心強烈的紫外輻射將星周氣體加熱到上萬度,從恆星流出的氣體速度躍升到了每小時百萬英里。
  9. Tio _ 2 can use a very small portion of solar energy because it only can be excitated only by ultraviolet radiation

    由於tio _ 2隻能被波長較短的紫外線激發,使其太陽能的利用率低。
  10. A high - pressure mercury lamp in which the light is produced partly by the mercury vapor and partly by a layer of fluorescent material on the inner surface of the outer bulb excited by the ultraviolet radiation of the discharge - for example : hpl - n, hplr - n lamps

    一種高壓汞燈,其中一部分光由汞蒸氣輻出,另一部分由放電輻出的紫外線激發后的熒光材料塗層發射得到,該熒光材料塗層位於外泡殼的內表面。
  11. With a careful theoretical analysis various physical parameters such as the gas density, temperature, and pressure, and the ultraviolet and ionizing radiation fluxes can be derived.

    通過仔細的理論分析,可以推導出如氣體密度、溫度和壓力等各種物理參量,以及紫外輻射和電離輻射的流量。
  12. Plastic barrier, adopted hard upvc material, is a recycling high molecular compound being non - toxic, anti - ultraviolet radiation and anti - oxidation

    塑膠柵欄選用硬質聚乙烯材質是一種無毒,抗紫外線,抗氧化且可回收利用的高分子化合物。
  13. A combined environment which consists of charged particle radiation and ultraviolet ( uv ) radiation exists in the medium and high earth orbit

    在中高軌道上,存在著帶電粒子輻射、紫外輻照等組成的綜合輻射環境。
  14. In this paper, by explored geo - physico - chemical prospecting method for looking for oil in prior prospect, the authors summarize a suit of prospective technique and program, which is valid to oil - geology trait of zhidan area and composed of ; oil gas geo - chemical prospect ( acid degradation of hydrocarbon, absorbed - fluorescent spectrum, ultraviolet radiation spectrum, methane carbon - isotope ) non seismic detection in favorable explorative area which confirmed by chemical prospect ( matural potential, gamma energy spectrum. accurately magnetic analysis ) resistively prospecting in anomalous area which confirmed by physicalprospect successful general evaluation of geo - physicochemical prospect

    通過勘探早期地質物化探綜合找油方法實驗,筆者總結了一套適合志丹探區石油地質特點的勘探方法組合和勘探程序:油氣地球化學勘探(酸解烴、吸附烴、熒光光譜、紫外光譜、甲烷碳同位素、蝕變碳酸巖)化探圈定的有利勘探區進行非地震物探(自然電位、伽瑪能譜、高精度磁測、土壤測氧)物探圈定的異常區進行電阻率測深勘探地質物化探成果綜合評價。
  15. Discharge lamp of the low - pressure mercury type in which most of the light is emitted by a layer of fluorescent material excited by the ultraviolet radiation from the discharge

    低壓汞放電燈。其中大部分可見光線是由放電輻出的紫外線激發熒光材料塗層的發射得到。
  16. Uygur a acid have the strong blanching effect, however will also destroy the skin surface the sebum membrane, this time the skin will receive factor stimulations and so on ultraviolet radiation, the skin can double protects oneself - - release more melanin, will initiate the more serious pigment precipitation phenomenon

    維a酸等成份都有較強的漂白效果,然而也會破壞皮膚表面的皮脂膜,此時皮膚受到紫外線輻射等因素刺激,皮膚會加倍自我保護? ?釋放更多黑色素,引發出更嚴重的色素沉澱現象。
  17. Igh in the atmosphere hovers the thin but important ozone layer, which absorbs most of the earth s solar ultraviolet radiation and converts it into heat energy. only a small portion of the ultraviolet radiation is left to reach the earth

    氧存在於大氣層中,雖然是薄薄的一層,卻非常重要,它能吸收陽光中的紫外線,將這些有害的輻射,轉換成熱能,只讓極少量到達地表。
  18. Dlc and a - sic : h films were prepared by the rf glow discharge and the reactive sputtering method respectively. there were two reasons that we chose y rays, ultraviolet ( uv ) photons, and neutrons as radiation sources. one is that y rays, uv photons and neutrons irradiation are serious at outer space and / or nucleus irradiation enviromentthe other is that the study on y rays irradiation on the films is a new and an important directioaotherwisejirnited reports have been made of the investigation on the uv photonsjieutrons irradiation influences on these films

    本文分別採用射頻( 13 . 56mhz )等離子體cvd及射頻反應濺射方法制得了dlc及a - sic : h薄膜。文中主要選擇y射線、紫外光及中子作為輻照源有兩方面的原因:一方面,在外層空間, y射線及紫外光輻射十分嚴重,而在核輻射環境下y射線及中子輻射也不可忽視;另一方面, y射線輻照這兩種薄膜完全是一項開創性的工作,同時國內外對紫外光子、中子與這兩種薄膜作用的研究也很少。
  19. A suntan, she explained, was a defensive skin reaction to produce more of the pigment melanin to protect itself from too much harmful ultraviolet ( uv ) radiation

    她解釋說曬黑是皮膚的一種防禦反應,皮膚為了保護自己免受過多的有害的紫外線的照射產生更多的黑色素。
  20. For example, a sunscreen lotion with spf 4 means that the exposure to ultraviolet ( uv ) radiation received after a given time is one - quarter that received in the absence of any protection

    例如太陽油的防曬系數是4 ,這表示塗抹太陽油后,皮膚吸收紫外線的程度只是沒有保護下所吸收的四分之一。
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