氫蝕 的英文怎麼說

中文拼音 [qīngshí]
氫蝕 英文
hydrogen attack
  • : 名詞[化學] (氣體元素) hydrogen (h)
  • : Ⅰ動詞1. (損失; 虧耗) lose 2. (腐蝕) erode; corrode Ⅱ名詞(天體現象) eclipse
  1. In order to elaborate the app licability of osl to loess, especially single aliquot regenerative protocol ( sar ), involving stimulation of the same disc with an infra - red laser diode followed by blue leds to polymineralic fine - grains of loess, such explanations as light bleaching, preheat, anomalous fading, prior - ir exposure were investigated in this paper. for drawing adequate coarse grains from loess, quartz and feldspars, as well as loess, were etched by hydrofluoric acid and fluorosilicic acid. the sequence of ages of holocene loess in weihe rivier basin has been established by single - aliquot ( sar ) and multiple - aliquot using fine - grains and sar using coarse - grains

    本文通過渭河流域全新世黃土的光曬退實驗,地表黃土樣品的d _ e值測定,細顆粒單片的預熱、反常衰退、紅外暴露實驗,說明釋光測年在全新世黃土中應用的可行性及單片再生劑量法( sar )在黃土細顆粒中的適用性;為了從黃土中分離出足夠的粗顆粒,進行了純石英和長石的氟酸( hf )和氟硅酸( h _ 2sif _ 6 )溶實驗,黃土粗顆粒石英溶分離實驗;通過細顆粒單片、多片的blsl 、 irsl和post - irosl ,熱釋光,及粗顆粒石英的blsl的年代測定,選擇適于全新世黃土的釋光測年方法,並建立了渭河流域全新世黃土的年代序列。
  2. Abstract : through analysis of the components of coking on different parts of desullfur system of single tower and the waste water containing sulfur, we find the cause of coking in the stripping desulur system from single tower is the polymerization reaction of carbohydrate and the separattion of varied solid powders, organic compounds, and all corrosive productions of metal out of waste water in high temperature, therefore, the solving method is how to decrease the oil content, how to depolymerize form the carbohydrate and how to antisepticize by vapour of waste water

    文摘:對單塔脫硫系統中不同部位的垢物及現場催化含硫污水進行了分析測定,結果表明:塔內污垢成分及含量隨塔體部位的不同而不盡相同,單塔汽提脫硫系統中垢物的形成,主要是由於污水中所含各類粉塵、有機物、金屬腐物等在高溫下因石油碳化合物的析出及其單體的聚合反應所致.如何降低污水中的含油成分、減少聚合反應的生成、防止污水蒸氣對塔體材料的腐,是阻垢、除垢和防垢應解決的關鍵問題
  3. Subject to mild attack by aqua and or hydrofluoric acid

    在王水和氟酸中稍有腐
  4. Cleanup corrosive substance in pipe such as internal water, clean oil, methane hydrate, ferric oxide, carbide dust, carbon bisulfide, hydrosulphurice acide, etc. ; reduce corrosion damages to inner wall of pipeline caused by corrosive substance ; clarify pipe route again ; inspect pipe deformation ; check perfectness ratio of valves along pipe ; decrease working backpressure

    清除管線內部積水、輕質油、甲烷水合物、氧化鐵、碳化物粉塵、二硫化碳、硫酸等腐性物質;降低腐性物質對管道內壁的腐損傷;重新明確管線走向;檢測管線變形;檢查沿線閥門完好率;減小工作回壓。
  5. The hydrogen sulfide is often blamed for the corrosion.

    硫化常常引起腐
  6. Material illustrating detailed structure of graptolites has been etched from limestone by means of hydrofluoric acid.

    表明筆石詳細構造的物質是利用氟酸從石灰巖中侵出來。
  7. A further reaction produces an additional hydroxyl ion to maintain the attack on the network.

    再進一步反應又形成一個外加的氧離子,它又繼續侵網路。
  8. Because it well reserves the chemical stability of inorganic glass, it has the following features : low density, low thermal conductivity, vapor impermeability, no water absorption, incombustibility, protection from mould and rat eating, high mechanical strength but easy to cut and able to bear all kinds of chemical erosions except the hydrofluoric acid

    由於它完全保留了無機玻璃的化學穩定性,具有容重低導熱系數小不透濕不吸水不燃燒不霉變不受鼠嚙機械強度高卻又易加工,能耐除氟化以外所有的化學侵
  9. In this paper, the mechanism and forming process of the cracks in view of the stress corrosion were analyzed accounting for the pressure vessels working in the atmosphere of wet hydrogen sul - phide, sodium hydroxide or liquidized ammonia

    本文分析了壓力容器及設備在濕潤硫化氧化鈉溶液和液氨介質中應力腐開裂的機理和應力腐開裂的過程。
  10. The save energy mould pump of the corrosiveness of the ministry of industry such as chemical industry and chlorine alkali, chemical fertilizer, dyestuff, reagent, pesticide, pharmacy, electroplating and environmental protection etc door transport that pf ( fs ) mould chemical industry pump can satisfy to carry many kinds of consistency sulphuric acid, hydrochloric acid, nitric acid, acetic acid, phosphoric acid, chromium acid, oxalic acid, hydrofluoric acid and the lye, organic solvent and oxidizer geometric ratio medium under - 50 s - 80 s temperature conditions and is not han s anything small and roundish medium

    型化工泵能滿足輸送- 50 80溫度條件下的多種濃度硫酸、鹽酸、硝酸、醋酸、磷酸、鉻酸、草酸、氟酸和堿液、有機溶劑、氧化劑等化學介質、是化工、氯堿、化肥、染料、試劑、農藥、制藥、電鍍、環保等工業部門輸送不含顆粒的腐性介質的節能型泵。
  11. Control of corrosion by sulphuretted hydrogen of sewage pipe

    污水管道的硫化及其控制
  12. Size analysis of byproduct aluminium hydroxide produced from alkaline solution

    再生鋁型材堿液副產品氧化鋁的粒度分析
  13. This paper mainly aims at the strategic demands for large - aperture lightweight mirror proposed by high - tech development. its main research contents are : select material blank for lightweight mirror according to physical and chemical properties of optical glass ; analyze and calculate the deformation quantity of the mirror with finite element method ; design and optimize mirror body structure of 400 lightweight plane mirror and 450 lightweight spherical mirror, analyze glass cutting principle, design specisl - use grinding wheel structure, select reasonable technological parameters to implement the processing of weight reduction holes on 400 plane mirror ; analyze etching mechanism of hydrofluoric acid, look for the technological parameters such as the optimal acid concentration and etching time etc. ; eliminate the stress of weight reduction holes and micro - cracks on 400 lightweight plane mirror ; discuss the processing principle and

    本論文的研究主要是瞄準國家高技術對大口徑輕型鏡的戰略需求而開展的。主要研究內容是:根據光學玻璃的物理與化學性能,選擇輕型鏡坯材料;用有限元法對鏡子的變形進行分析、計算,找出變形規律,優化設計400mm輕型平面鏡、 450mm輕型球面鏡鏡體結構;分析玻璃切削原理,設計專用磨輪結構,選擇合理工藝技術參數,完成400mm平面鏡輕量化減重孔的加工;分析氟酸腐光學玻璃機理,尋找最佳酸濃度、腐作用時間等工藝參數,實現400mm平面鏡減重孔應力與微裂紋的消除;討論分離器加工原理和工藝技術特點,完成400mm平面輕型鏡面形加工。
  14. Anti - color change corrosion testing method of the metal deposits and conversion coatings of the light industrial products. hydrogen sulfide test

    輕工產品金屬鍍層和化學處理層的抗變色腐試驗方法.硫化試驗法
  15. The etching reactor is developed to obtain reproducible tapers of desired diameter and length. an approach for on - line monitoring of etching using the power meter is demonstrated. based on the experimental data, the relationship between the leak - out optical power and change of time and also that between the leak - out power and width of the remaining width of cladding, and the fiber length exposed to hf acid are summarized

    本文對氟酸腐法製作光纖耦合器的反應裝置和實驗系統進行了設計,介紹了具體的實驗過程及其注意事項,通過對實驗結果進行分析總結,得出泄漏光功率隨腐時間的變化關系以及泄漏光功率與包層剩餘厚度和腐長度的關系。
  16. Due to the excellent characteristic of high purity and fine particles, our in2o3 has been widely applies in many tradition

    氧化銦粉末純度高粒度細。廣泛應用於有色玻璃陶瓷堿錳電池代汞緩
  17. Is a small type of equipment of purgeing and drying any type of gas without caustic. you can purge the hydrogen gas, the nitrogen gas, the air and so on

    Jhq氣體凈化器是為實驗室用氣體進行凈化處理而專門設計製造的小型凈化裝置.凈化氣、氮氣、空氣等多種無腐性氣體,適用於各行業實驗室及工藝流程
  18. The design and implementation of hydrogen sensors using evanescent field fiber is introduced in this thesis. the research work mainly includes the hydrogen sensing principle of pd film, the principle of surface plasmon resonance, study of highly steady laser light, fabrication of the tapered fiber and etched fiber, the deposition of pd film, the encapsulation of sensor and the experimental results ( including the design of the set - up ) and the discussions

    本論文主要圍繞實現漸逝場型光纖氣傳感器,開展了以下一些相關的技術性研究:鈀的敏感原理、表面等離子共振原理、穩定化光源的研究、拉錐型光纖和腐型光纖的製作、薄膜的生長、傳感頭的封裝和傳感系統的實驗及結果分析。
  19. Meanwhile, the paper gives a detailed discussion on the coupling principles and also the fabricating processes of these three traditional fiber couplers. the hf etching method to fabricate the coupler is studied

    同時,本文還具體介紹了上述三種傳統的光纖耦合器製作方法,即熔融拉錐法、氟酸腐法和邊研磨法製作光纖耦合器的原理以及製作工藝。
  20. Meanwhile, the paper also discusses some methods to improve the polishing processes, i. e. using the liquid - drop method to monitor the remaining width of the cladding in time. finally, the feasibility of the three kinds of coupling method ? fbt, hf acid etching and the side - polishing are discussed and compared

    最後,對熔融拉錐法、氟酸腐法和邊研磨法三種方法的可行性進行了分析與比較,得出一套比較適用於光纖竊聽的設計方案。
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