堿侵蝕 的英文怎麼說

中文拼音 [jiǎnqīnshí]
堿侵蝕 英文
alkali attack
  • : 名詞1. (含氫氧根的化合物的統稱) alkali2. (碳酸鈉) soda
  • : Ⅰ動詞(侵入) invade; intrude into; infringe upon Ⅱ形容詞(接近) approaching Ⅲ名詞(姓氏) a surname
  • : Ⅰ動詞1. (損失; 虧耗) lose 2. (腐蝕) erode; corrode Ⅱ名詞(天體現象) eclipse
  1. So these karst series problems are lowness ability of making soils, distributing odds of surface water and groundwater, leakiness of fountain, alkalescence of circumstance, lowness of bio - diversity, rapidness converse succession of vegetation and fragility of soil character and entironment. and karst region produces many problems, e. g. rock desert, soil erosion and degeneration because of artificial influence and destruction

    巖溶空間介質具有地上地下雙層結構,可溶巖造壤能力低,巖溶水空間分佈不均、地表地下水關系密切、水源易漏失,偏性環境、生物資源集聚程度低,植被逆向演替快、順向演替難,巖溶地質與生態環境十分脆弱,受到人為因素的影響和破壞,極易產生石漠化、土壤與退化等一系列問題。
  2. Whole machine with simply structure, crush room and material feeder for easy clean and dismantle. the touching parts of material, all adopt stainless steel, to acid endurable, erosion endurable. the machine with balance operation, low noise, good effects on crush and low energy consumption

    本機有加料機構及粉碎機構組成,結構簡單,清洗方便,與物料接觸部分全部採用不銹鋼製造,能耐酸、堿侵蝕、噪音低、效果好、能耗低、粉碎刀片可四面更換,並可根據物料的不同性能及粗細通過更換篩網布獲得理想的效果。
  3. The surface modification of foils contributes to the activation of surface before etching, and consequently provides more pit sites. the redemption and regeneration of passive film on foil surface lead to continuous growth of tunnels. anodized in oxide - forming acid, the etched foil shows higher capacitance

    前鋁箔的表面改性處理研究了性、酸性溶液、直流電和低頻交流電對比容的影響,結果表明性溶液和酸性溶液處理有利於活化表面、提高比容;直流電和低頻交變電流表面改性需嚴格控制時間在5s內,最佳為2s ,可提高比容8 10 。
  4. Raw optical glass. resistance to attack by aqueous alkaline solutions at 50 degrees celsius. test method and classification

    未加工的光學玻璃. 50下含水性溶液的抗性.試驗方法和分類
  5. Raw optical glass. resistance to attack by aqueous alkaline phosphate - containing detergent solutions at 50 degrees celsius. testing and classification

    未加工的光學玻璃. 50下含洗滌劑溶液的含水性磷酸鹽的抗性.試驗和分類
  6. With the very low water to cement ratio, rpc has ultra - high strength high ductility and low permeability. in this paper, the compressive strength of rpc can reach to a high point with the number approximately 135mpa. as illustrated from the study results, we can approve some fundamental conclusions : there are big effects on rpc with deferent kinds and properties of raw materials and deferent curing conditions ; stress - strain curve shows the process of destroy with rpc samples ; x - ray diffraction analysis indicates that heat treatment at temperatures 90 accelerate the hydration of rpc sharply, therefore, mechanical and microstructural properties of rpc are highly dependent on heat treatment ; it is believed that rpc materials have excellent resistance to chloride permeability ; during the heat treatment, the shrinkage of rpc developed quickly because of chemical reactions ; the rpc with slag mostly has the advantage of rpc without slag about resistance to solutions corrosion

    研究結果表明:通過對rpc各組分摻量變化的研究,可以找到rpc的最優配合比;試件成型后的熱養護制度對rpc的性能影響巨大; rpc的抗壓應力?應變曲線可以反映出試件受破壞時微裂紋的擴展情況,剛纖維的摻入可以大幅改善rpc的韌性; rpc在成型后存在較大的收縮,而其中的化學收縮要遠遠大於乾燥收縮; rpc具有很強的抗氯離子滲透性能,漿體的密實度很高;通過x射線衍射實驗,可以發現rpc的膠凝體中ch晶體已經幾乎不存在,膠凝體主要由c - s - h凝膠和未水化水泥顆粒組成;在抗溶液的實驗中,摻礦渣rpc的抗溶液性能在絕大多數情況下要好於不摻礦渣試件,酸、溶液和浙江工業大學碩士學位論文摘要一些鹽溶液都會對rpc的結構產生作用,但是機理各有不同。
  7. Superior corrosion resistance, no corrosion in acids 、 alkali and aqua regia

    具有優異的耐性,各種酸、甚至王水都很難它。
  8. The alkali & alkaline metal oxide will react with sic at about 1300c and generate silicate, which calls alkali - chemical corrosion, and can influence the glowing of element

    在1300c左右,性金屬氧化物與碳化硅發生反應,生成硅酸鹽,稱為化學,會明顯影響元件發熱的紅熱程度。
  9. The main result is as follows : 1. after erosion, the content of organic matter, total nitrogen and the available nitrogen in the sediment is more than that of soil sample. namely the enrichment phenomenon of organic matter, total nitrogen and the available nitrogen in slope cultivated land erosion soil is obvious

    黃?土受后,泥沙樣中有機質、全氮和解氮的含量都高於雨前採集的坡地表層土樣,即黃?土坡耕地水土流失中有機質、全氮和解氮流失的「富集」現象明顯,而全磷和速效磷卻無明顯的「富集」現象。
  10. The liquid - gas method is improved based on the above methods, overcoming the defects of gbj82 - 85. using the liquid - gas method, permeability condition of concrete can be tested and indicated quickly, efficiently, and the influences on concrete of alkali - aggregate reaction, sulfate attack, carbonization, steel rust, freeze and thaw can be inflected indirectly. it is significant on the research and monitor on the durability of concrete

    溶液氣壓法是在上述方法之上進行改進提高的,克服了國標gbj82 - 85方法中的許多不足之處,能夠多角度、快速、高效、真實、準確地再現現場混凝土的滲透情況,並且能間接反映-骨料反應、鋼筋銹、碳化、硫酸鹽及凍融破壞的影響,對混凝土耐久性的監測與研究具有重要意義。
  11. Use caution, porcelain body or the coating of brick bottom, which has high content of low - melting oxide and fuel which has more impurity, that all can corrode the roller

    富含性氧化物成分的瓷磚坯體或磚低塗料,以及雜質含量高的燃料,都可能輥棒,須謹慎使用。
  12. These produels are produced by the techniques same with chemical bonded non - sintered bricks with semi - silica raw materials, they have high strength, good heat insulating and alkali resistant properties, they are mainly applied to the zones of large - sized cement rotary kilns which are croded badly by alkali, for example, the input zone, preheater, three - windtunnel, and decomposing zone

    本產品採用半硅質原料,以化學結合不燒工藝生產而成,它具有強度高、隔熱效果好、抗堿侵蝕能力強的特性,主要用於大型水泥回轉窯筒入料區段、預熱器、三次風管和分解帶等堿侵蝕嚴重的部位。
  13. The product is produced with high quality magnesia and basic refractory raw material, binder and additive, it has higher corrosion resistance and good thermal shock resistance and can prolong the service life of tundish and is easy to remove its lining, it can be used by mechanical gunning and manual smearing on working site

    本產品是採用優質鎂砂和性復合耐火原料與特殊復合結合劑、添加劑製作而成,該產品具有較高的耐性和耐急冷急熱性,可以有效的延長中間包的使用壽命,並易於脫包,本產品可現場機械噴塗施工,又可人工塗抹作業。
  14. Glass. resistance to attack by a boiling aqueous solution of mixed alkali. method of test and classification

    玻璃.耐沸騰混合水溶液.試驗方法和分類
  15. Located between shanghai and hangzhou, xiashi town, haining city, that is a famous place in the world for watching tide, with good transport facilities and favorable nature condition

    產品分別具有無油自潤滑,耐抗銹,抗酸鹽及氣體,抗高溫底寒等一系列特性;廣泛用於石油、化工、電子、紡織、食品醫療、汽車、精密儀器、機床、紡織機械等領域。
  16. For concrete structure in the practical engineering, the non - mechanics damages, such as alkali - aggregate reaction, sulfate attack, carbonization, steel rust, freeze and thaw, and so on, are unavoidable due to the exist of erosive media. the deterioration form of mono or multi - factor influences on the concrete property of construction and durability greatly, and shortens the service life of the concrete to a large extent. permeability of concrete is the most important factor for these non - mechanics damages, so the permeability test of concrete is the normal and required item to study the durability of concrete

    實際工程中的混凝土結構,因性介質的存在而使非力學破壞行為無處不在,這些非力學破壞行為包括集料反應、硫酸鹽、碳化、鋼筋銹、凍融等,單一的破壞形式或多形式的復合破壞作用對混凝土結構性能及耐久性能均有著較為嚴重的影響,在很大程度上縮短了建築物的服役年限,而這些非力學破壞在很大程度上取決于其滲透性,所以測試混凝土滲透性能是研究判斷混凝土耐久性的常規必測項目。
  17. At the same time fly ash and silica fume also can repress the anti - sulfate attack and the alkali - aggregate reaction ; in addition, the relation between air - entraining admi xture, cementitious materials quantity with freezing - thaw property of concrete were studied ; and according to the different affecting factors the durable life of concrete was estimated

    同時粉煤灰、硅灰還可以抑制硫酸鹽集料反應;此外,分析了混凝土中含氣量、膠凝材總量等與混凝土抗凍性的關系。並且,根據相應影響因素對混凝土耐久性壽命進行了預測。
  18. Plastic doors and windows do not erode by any acid of alkali medicine and they aren ' t affected by waste gas or salty substances. therefore, they are bery suitable choice in littoral and heavy - industry area

    塑料門窗不受任何酸藥物的,不受廢氣及鹽份的影響,非常適合沿海地區、重工業區的使用。
  19. 4 our company personally develops inner non - seal high - pressure rubber joint that can prevent effectively inner wall of rubber joint from the corrosion in the pipe of high - temperature resistance, acid and alkali resistance and oil resistance to improve the use life

    4我公司自主研發的內無縫高壓橡膠接頭,在耐高溫耐酸耐油的管道中更有效地防止了腐性介質對橡膠接頭內壁的,提高了使用壽命。
  20. Qixing artificial stones are high quality both inside and outside, easy to clean, withstanding the erosions of dirties and acids. there are a great varieties of stone materials for you to decorate your room and office, chose qixing is your wise decision

    奇星人造石表裡如一,實心無孔,易於清潔打理,能抵禦污漬酸.品種繁多,花色全,是您居家和工作場所裝修用材的明智之選
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