稀薄大氣 的英文怎麼說
中文拼音 [xībódàqì]
稀薄大氣
英文
rarefied atmosphere-
Such low levels of sulfate indicate that the archean atmosphere was virtually devoid of oxygen
如此低的硫酸鹽濃度，表示太古代大氣中的氧氣極為稀薄。During totality, the moon is not completely invisible. this is due to the fact that some sunlight are refracted by the earth s thin atmosphere into the umbra and illuminate the moon, making it coppery - red in colour
在月全食時，月球並不是完全看不見的，這是由於太陽光在通過地球的稀薄大氣層時受到折射進入本影，投射到月面上，令到月面呈紅銅色。There, sunlight is blocked by the 300 - meter tall crater wall from vaporizing the water - ice on the crater floor into the thin martian atmosphere
在那裡，陽光被300公尺高的隕坑邊墻所擋住，以免陽光使這塊在隕石坑底的水冰蒸發到火星稀薄的大氣之中。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。Solar system ' s main member includes : sun ( star ), nine planets ( including earth ), innumerable planetoids, multitudinous satellite ( including moon ), but also has the comet, the meteor as well as the massive dust matter and the thin gaseous state matter
太陽系的主要成員有：太陽（恆星） 、九大行星（包括地球） 、無數小行星、眾多衛星（包括月亮） ，還有彗星、流星以及大量塵埃物質和稀薄的氣態物質。The steady dead generation and time that was caused by the isolated virus was certain by chicken embryo which was inoculated on seven or nine days. the histopathological changs of the infectious stunting syndrom were studied by the way of ordinary paraffin section and he dying. the experimental result were as follows : the test proved that the changes of the chicken embryo were different in different stage. the chicken embryo dead in a week after it inoculated. the body was dropsy and hemorrhage. dead before it hatched out, the embyo body were dropsy, pale and slime. the liver was yellow and swolled, gallbladder ( vesica fellea ) was filled with bile. bursa and glandula thymus analosis. the kindey dropsy. bowel lamina were humble, dilatation. gas and yellow foam were filled the bowel. histopathological changes were that, in early stage, obvious changes of liver and kindey were dropsy, hemorrhage and necrosis. two types eosinophilic intranuclear inclusion bodies including large round and little granular were present in cells of the above organs. the obvious changes of bursa were dropsy, adverse folliiculated growth and little lymphocytes proliferating, 19 - 21 days chicken embryo, one or two big empty vacuoles were prensent in cells of liver and kindey. the number of the folliculi was growing, the vacuoles between cells were larger
膽囊充盈、其內充滿稀薄的膽汁；法氏囊、胸腺萎縮，腸道擴張、腸壁菲薄、內充滿氣體及黃色泡沫狀物；腎臟腫大。病理組織學變化方面，早期肝臟、腎臟、腸主要以出血、水腫和壞死為主，且肝細胞核及腎小管的上皮細胞核內均發現有核內包涵體，包涵體呈嗜酸性，為大型圓形包涵體或不規則的顆粒狀；法氏囊則以水腫、濾泡發育不良、小型淋巴細胞數量增多為主。 19 21日齡雞胚肝細胞、腎小管上皮細胞的胞漿內出現1 2各大的空泡，法氏囊濾泡數目增多細胞間有較大空隙。The " eye " is typically of the order of tens of kilometres in diameter. it is essentially a core of descending air where clouds are relatively broken and winds are relatively calm
典型的風眼直徑大約有數十公里，實質上是下降氣流構成的核心，該區雲層稀薄，風力微弱。Moreover, it has been pointed out that the hydrogen engine used in ? cylinder injection with high pressure can increase volumetric efficiency and compression ratio, - therefore, the performance indexes in this engine, such as output power, thermal efficiency, range of thickness of mixture with normal operation and nox emission, can be improved, and it is possible for the engine to realize rapid combustion of thin mixture, so abnormal combustion, such as backfire, pre ? ignition, can be controlled effectively
指出了採用內部混合氣形成方式且高壓噴射的氫發動機，有利於提高充氣效率和壓縮比，從而改善發動機的動力性和經濟性；有利於擴展發動機正常工作的濃度范圍；並且有利於實現稀薄混合氣快速燃燒，從而可以有效地抑制早燃、回火及爆燃等異常燃燒和no _ x排放量。試驗指出了發動機的點火正時、噴射正時及噴氫量對發動機的性能、異常燃燒、 no _ x排放量有很大影響。That ' s because any bacteria that may once have lived on the surface have long since been exterminated by cosmic radiation sleeting through the thin martian atmosphere
這是因為早期存在火星表面的細菌可能早就被輕易穿越稀薄的火星大氣層的宇宙射線殺死了Mercury has a thin layer of atmosphere, which is mainly made up of sodium and a little helium
水星有一層由鈉和氦組成的極稀薄大氣，表面大氣壓力幾近於零。With the rapid development of micro - satellite technology in china, micro nozzle being the key component of the micro - propulsion system has been paid much effort of research, in this realm, the simulation of rarefied flow in the micro nozzle is the key step for the design and performance improving of micro nozzle
隨著我國微小衛星研製的大力發展，作為微推進系統關鍵部件的微噴管研究成了重要的研究課題之一，對微噴管內流場稀薄氣流的模擬分析是微噴管設計和性能改善所需要解決的關鍵問題。Much of the railway is at altitudes with thin air
鐵道大部分位在空氣稀薄的高海拔。Although the atmosphere consists mainly of carbon dioxide, it is too thin to trap heat. so, the
雖然大氣主要由二氧化碳組成，但是火星大氣實在太稀薄，不能有效把太陽熱力困住，因此它的The craft may have hit the ground too hard because the atmosphere was thinner than normal due to nearby dust storms at the time
由於火星大氣因當時的沙塵暴而比平常稀薄，而使太空船碰撞地面的力量可能過大。Finally, passing into the vast inky blackness beyond the galaxy, we come upon a gas so tenuous that it scarcely seems worthy of the name, with an average density of only 10 ? 5 atom per cubic centimeter
最後進入銀河系之外的一大片漆黑之中，我們遇上了一團稀薄到似乎不應稱之為氣體的氣體，它的平均密度很低，每立方公分只有10 - 5個原子。Daytime temperatures may reach above freezing, but because the planet is blanketed by the mere wisp of an atmosphere, the heat radiates back into space
白天，那裡的溫度可以達到零上，但因為包裹火星的大氣層極為稀薄，熱量又會輻射回宇宙中。Because the atmosphere is thin, there is a great difference between day and night temperature
由於大氣極度稀薄，水星表面日夜的溫差極大。According to the feature of low atmospheric pressure and thin air in plateau area, on the basis of the relative coat increase, the specific property of small agricultural internal - combustion engine ' s combustibility are analysed, the aim is to increase pneumatic efficiency, improve combustibility
摘要結合高原地區大氣壓低，空氣稀薄的特點，在成本相對不增加的基礎上、對小型農用內燃機燃燒狀況的特性進行分析，其目的在於提高充氣效率，改善燃燒狀況。The air was thin and the sky was paler, and every day the earth paled
空氣稀薄，天空更加蒼白，大地也一天天變得蒼白起來。The density of the gas in the photosphere is just right that below it, the gas is very dense and light cannot directly get through. while above it, the gas is thin enough to allow us seeing through
我們可以看見光球層，原因是它的氣體密度剛剛好，在它之下的氣體密度太大，光線不能通過在它之上的氣體則足夠稀薄，能讓光球層發出的光線順利通過。分享友人