氫氟化 的英文怎麼說

中文拼音 [qīngfúhuà]
氫氟化 英文
hydrofluorination
  • 氫 : 名詞[化學] （氣體元素） hydrogen （h）
  • 氟化 : [化學] flroration; fluoridize; flrorinate; fluoridate
  1. Produces potassium and sodium ferrocyanide, cuprous cyanide, and china blue pigment

    -生產氟化氫氟化鹽系列產品。
  2. Chemical reagents. hydrofluoric acid

    化學試劑氫氟酸
  3. Silica refractories - determination of silicon dioxide content - hydrofluoric acid gravimetric method

    氫氟酸重量法測定二氧化硅量
  4. Chemical analysis of silica refractories - part 3 : determination of silicon dioxide - hydrofluoric acid gravimetric method

    硅質耐火材料化學分析方法第3部分：氫氟酸重量法測定二氧化硅量
  5. 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，能耐除氟化氫以外所有的化學侵蝕。
  6. Hydrofluoric acid will react with carbon steel and monel producing a fluoride buildup on the metal surfaces which can render the valve inoperable

    氫氟酸會與碳鋼和蒙乃爾發生化學反應，產生氟化物，聚積在金屬表面，從而致使閥門無法正常工作。
  7. Analysis f k and na in nepheline were curried out with higher precision and repeatability by means of adding fluohydric acid during sample melting to remove sio2, adjusting the ratio of k and na in the solution to reduce the mutual interference of the two elements, and adding cesium chloride to eliminate ionization interference

    摘要本方法用於測定霞石中的鉀、鈉，主要通過在溶樣時加入氫氟酸除去二氧化矽，調整溶液中鉀、鈉的含量，消除互相之間的干擾，加入氯化銫消除電離因素的干擾，提高了分析結果的準確性和重現性，使測定結果更接近化學分析值。
  8. Analysis of k and na in nepheline were curried out with higher precision and repeatability by means of adding fluohydric acid during sample melting to remove sio2, adjusting the ratio of k and na in the solution to reduce the mutual interference of the two elements, and adding cesium chloride to eliminate ionization interference

    摘要本方法用於測定霞石中的鉀、鈉，主要通過在溶樣時加入氫氟酸除去二氧化矽，調整溶液中鉀、鈉的含量，消除互相之間的干擾，加入氯化銫消除電離因素的干擾，提高了分析結果的準確性和重現性，使測定結果更接近化學分析值。
  9. 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、氫氟酸和堿液、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蝕性介質的節能型泵。
  10. The effective regeneration procedure is soaking the adsorbent 30 ~ 50h with 1 - 2 % al2 ( so4 ) 3 for activated alumina and 20 ~ 30h with 1 - 1. 5 % naoh for bone char. studies show both activated alumina and bone char are excellent adsorbents for the removal of fluoride from drinking water. fluoride concentration below 1. 0mg / l can be acquired easily with them and meets the requirement of drinking water standards

    對兩種除氟劑進行的再生液與吸附劑體積比為1 : 1的再生實驗表明：用硫酸鋁溶液對活性氧化鋁再生，再生濃度為1 2 ，再生時間為30 50h ，沖洗浸泡時間為5h效果較好；對骨炭再生，氫氧化鈉再生液濃度為1 1 . 5 ，再生時間為20 30h效果較好。
  11. Burning furnace is one key equipment of ahf unit, it supplys heat energy for the turning furnace

    燃燒爐是無水氟化氫裝置的關鍵設備，它為轉爐提供熱源。
  12. From the viewpoing of the balance of energy, burning furnace is the biggest of the energy consumers, it consumes a lot of fuel oil - light disel

    從熱量平衡角度來看，燃燒爐是整個無水氟化氫裝置的耗能大戶，它消耗大量的燃料油?輕柴油。
  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；分析氫氟酸腐蝕光學玻璃機理，尋找最佳酸濃度、腐蝕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. 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

    本文對氫氟酸腐蝕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蝕時間的變化關系以及泄漏光功率與包層剩餘厚度和腐蝕長度的關系。
  15. Anhydrous hydrogen fluoride for industrial use. methods of test

    工業用脫水氟化氫.試驗方法
  16. Chemical reagent. ammonium hydrogen difluoride

    化學試劑氟化氫銨
  17. Anhydrous hydrogen fluoride for industrial use

    工業無水氟化氫
  18. Experimental and research on fluorine hydride recycled from waste acid

    廢酸液中回收氟化氫的實驗研究
  19. Ammonium bifloride for industrial use

    工業氟化氫銨
  20. Sodium hydrogen difluoride

    二氟化氫鈉
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