oxygen atmosphere 中文意思是什麼

oxygen atmosphere 解釋
含氧大氣
  • oxygen : n. 【化學】氧，氧氣。
  • atmosphere : n. 1. 大氣；大氣層，氣圈；空氣。2. 四圍情況，環境，氣氛。3. （藝術品的）基調，風格。4. 氣壓。5. 【化學】霧。
  1. 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。
  2. The arsenate is usually formed in oxidation zones in contact with the atmosphere and free oxygen, and arsenic will precipitate with ferric hydroxide.

    在與大氣和游離氧接觸的氧化帶中，常形成砷酸鹽，而且砷與氫氧化鐵一起沉澱。
  3. As a whole always before his eyes. the object most prominent to his mind in the estate was not the azote nor the oxygen in the soil or the atmosphere, not a particular plough nor manure, but the principal agent by means of which the azote and the oxygen and the plough and the manure were all made effectualthat is, the labourer, the peasant

    他的目光總是盯著整個莊園，而不是莊園的某一部門，在莊園里，主要的東西不是存在於土壤和空氣中的氮和氧，不是特別的犁和糞肥，而是使氮氧糞肥和犁發生作用的主要手段，也就是農業勞動者。
  4. From the study of hydrogen - oxygen isotope in enclosure liquid, some water conies from magma, others come from atmosphere precipitation

    包裹體水的氫氧同位素研究表明成礦流體中既有巖漿水，又有大量大氣降水加入。
  5. If a plant is placed in an atmosphere devoid of oxygen, it very soon replenishes the oxygen.

    若將植物放在缺乏氧氣的大氣中，大氣很快補充了氧氣。
  6. Their exhalations, oxygen, did for both methanogens and methaneand created an atmosphere similar to the one that exists now

    現在，草地和森林各占陸地面積的30 % ，裸樓的巖石佔到18 % ，雪地和沙漠各佔到15 %和7 % 。
  7. Kds of 125i ~ on several minerals increased with increase of mineral ratio in mixed materials under atmosphere and low oxygen ambience ; and decreased with decrease of ratio of mixed materials and liquid under atmosphere. under the same condition, kds of 125i " on chalcopyrite and galenite were larger than kds of 125io3 "

    大氣條件下，隨溶液初始ph值的增大， 125i -在黃銅礦、方鉛礦上的kd值均呈減小的趨勢；而在低氧條件下，隨溶液初始ph值的增大， 125i -在方鉛礦上的kd值增大。
  8. In the article, the originator worked out the mechanism of magnesium - base alloys catching fire ; analyzed briefly the influence of the temperature, the heating velocity and the pressure of oxygen in the atmosphere on the lumps and scraps of pure magnesium ’ s catching fire, and designed a practical method to measure the kindling temperature of the lumps and scraps of pure magnesium precisely, with which the initial quantization of kindling temperature can be realized

    本文圍繞鎂合金阻燃技術的開發作了許多基礎性的研究工作，通過分析大量的相關文獻和試驗結果，初步得出了塊狀鎂和鎂屑的燃燒機理，簡要分析了溫度、升溫速度、環境中氧的分壓對塊狀鎂和鎂屑的起火燃燒所產生的影響。設計出了精確度高、實用性強的塊狀鎂和鎂屑的燃點測試方法，使塊狀鎂和鎂屑的燃點得到初步的量化。
  9. The result of the study testifies that the kindling temperature of lumps and scraps of pure magnesium is decided by their fusion temperatures ( the higher the fusing temperature, the higher the kindling temperature ), and influenced by the heating velocity and the pressure of oxygen in the atmosphere ( the faster the heating and the lower the pressure, the lower the kindling temperature obtained from the experiment )

    研究結果表明，所測塊狀純鎂和鎂屑的燃點與其熔點有直接的對應關系（熔點高則燃點也相應增高） ，並受升溫速度、環境中氧的分壓的影響（升溫速度越快、氧的分壓越小，則所測燃點值越高） 。
  10. The inhalation at 1 atmosphere of 80 % oxygen for more than 12 hours can cause irritation of the respiratory tract, progressive decrease in vital capacity, coughing, nasal stuffiness, sore throat, and chest pain, followed by tracheobronchitis and later bypulmonary congestion and / or edema

    在含氧80 % 、壓力為1個大氣壓的空氣中呼吸超過12小時會導致刺激呼吸道，漸進性肺活量減少，咳嗽，鼻阻塞、疼痛/水腫。
  11. Yet oxygen gas did not begin to accumulate in the atmosphere until about 2 billion years ago.

    但是大約在20億年前，氧氣才開始在大氣層中積累。
  12. Transportable gas cylinders - compatibility of cylinder and valve materials with gas contents - autogenous ignition test in oxygen atmosphere

    可運輸氣瓶.裝氣氣瓶和閥門材料的兼容性.有氧環境中自燃試驗
  13. Transportable gas cylinders. compatibility of cylinder and valve materials with gas contents. part 3 : autogenous ignition test in oxygen atmosphere

    可運輸的氣體瓶.氣瓶和閥門材料與氣體內含物質的相容性.第3部分:在氧氣環境中自燃試驗
  14. Transportable gas cylinders - compatibility of cylinder and valve materials with gas contents - part 3 : autogenous ignition test in oxygen atmosphere iso 11114 - 3 : 1997 including corrigendum ac : 1998 ; german version en iso 11114 - 3 : 1997 ac : 1998

    可運輸氣瓶.裝有氣體的氣瓶和閥門材料的兼容性.第3部
  15. They account for roughly half the photosynthesis on the earth, remove nearly as much carbon dioxide from the atmosphere as all land plants, and supply about half the oxygen we breathe

    它們負責了地球大約一半的光合作用，我們呼吸的氧氣幾乎一半是由它們供應的。
  16. Ultraviolet rays from the sun decomposed into atomic oxygen molecules into the atmosphere at the highest level ( the ionosphere ) the main ingredients

    來自太陽的紫外線把氧分子分解成原子，成為了大氣最高層（電離層）的主要成份。
  17. After sufficient grinding, the powders were annealed in the oxygen atmosphere at 1100 ' c for 10 hours

    燒結的部分樣品經過研磨后在1100氧氣氣氛中經過10小時退火。
  18. The extreme conditions under which the bacteria live bear a resemblance to those of early earth, potentially offering insights into the nature of organisms that lived long before our planet had an oxygen atmosphere

    細菌所生存的極端環境與地球早期的環境很相似，潛在提供了洞察那些早在地球形成有氧大氣以前就存在的有機體特性的機會。
  19. Within six hours after an infant is placed in a high - oxygen atmosphere, vasoconstriction of the immature vessels of the retina occurs, which is reversible if the child is immediately returned to air, but irreversible if oxygen - rich therapy is continued

    嬰兒置於含氧濃度高的空氣中6個小時以內，未發育成熟的視網膜血管會發生血管收縮，如果立刻把孩子轉移到空氣中，這是可逆的，如果富氧治療繼續的話，會變成不可逆的。
  20. The synthesis, structure, properties and interface behavior of nanocomposite materials based on layered v2o5 and moo3, which can be topotactically reacted with alkali - metal ions ( li +, na ~ ( + ), etc. ) have attracted more attention in recent years. the intercalation of polymer into the interlayer is expected to improve the interface and interlayer structure of these materials, resulting in desirable novel characteristics. in this dissertation, vanadium pentoxide sols were synthesized by melt quenching in oxygen atmosphere

    近年來，利用能與鋰等堿金屬離子發生拓撲化學反應的v _ 2o _ 5 、 moo _ 3等層狀氧化物的層間結構特徵，將聚合物嵌入層間來改善界面和層間性質，使材料呈現出許多優異的性能，對這類材料合成、結構、性能和界面行為的研究引起了人們的極大興趣。
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