acid protection 中文意思是什麼

acid protection 解釋
防酸
  • acid : adj. 1. 酸味的。2. 【化學】酸的,酸性的。3. 〈比喻〉尖酸刻薄的,易怒的。n. 1. 酸味物。2. 【化學】酸。adv. -ly ,-ness n.
  • protection : n 1 保護,保衛,防禦,掩護,包庇,照顧 (from; against)。2 保護者,防護物 (against); 〈美俚〉...
  1. Researches of schistosomiasis vaccines have gone more than 60 years, approximately including from the stages of dead vaccine and live vaccine ( irradiated attenuated cercariae vaccine ) to gene engineered vaccine, etc. many different forms of vaccines have been tested in animal models, including gluthathione s - transferase, paramyosin, irv - 5, triose phosphate isomerase, sm23, fatty acid binding protein ; which were considered promising by who / tdr. but none of them steadily accomplished the pre - set target level of 40 % protection. in order to enhance the protective capacity further, it is essential to develop novel vaccine antigens and / or vaccine adjuvants

    血吸蟲病疫苗研究已有60多年的歷史,大致經歷了死疫苗、活疫苗(照射致弱尾蚴疫苗)和基因工程疫苗等研究階段,產生了一些who / tdr推薦認為很有希望的疫苗候選分子,如谷胱甘肽- s -轉移酶( gst ) 、副肌球蛋白( sm97 ) 、照射致弱疫苗抗原5 ( irv - 5 ) 、磷酸丙糖異構酶( tpi ) 、曼氏血吸蟲膜內在蛋白( sm23 )和脂肪酸結合蛋白( fabp , sm14 )等,但其對宿主的保護作用均不甚理想,未能穩定地達到40或以上的保護力水平,因此有必要繼續尋找新的疫苗抗原分子和/或疫苗佐劑,進一步提高其保護力。
  2. The investigation of a lot of parameters about treated sandstone, brick materials and earthen materials with fluorited polymers has been carried out, such as the formation of polymer, the penetration depth, porosity, capillary absorption and penetration coefficient, water uptake, compressive strength, drilling resistance, absorption isotherms of water vapor, water vapor diffusion, color changes as well as resistance to desegregation of water, frizzing - throwing cycles, worming - cooling cycles, and so on. in addition, the influence of salt crystallization, acid and base, and uv aging have also been assessed in order to better understand the protection effects and utilization possibility of two fluorinated polymers, mainly according to astm standard and the combination of international methods together with general technological

    分別以國家級文物保護單位的土質、砂巖和磚材文物樣品為對象,依據astm標準及國際通用文物保護研究方法與評估準則相結合,通過膠化物形成周期、滲透深度、孔隙度、毛細吸水和滲透系數、持水量、抗壓強度、抗鉆強度、吸附水蒸氣的能力、透氣性、外觀顏色等系列參數的測定,及凍融、冷熱循環、酸堿腐蝕后抗壓強度的衰減、可溶鹽對保護效果的影響、酸堿及光照對表面保護效果的影響,對兩種含氟聚合物及其與有機硅的共混物在文物加固保護和表面防護中的可行性和保護效果給予了系統研究。
  3. Through the analyzing the macro - structure to micro - structure, the author considers that retarding mechanism of citric acid is that citric acid and ca in the gypsum form the complexant ion, and hinder the crystallization center of dihydrate crystal bigger ; that of sodium tripolyphosphate is that it combined with ca, hinders the dissolve of hemihydrate. formation and growth of crystallization center ; that of bone glue is the glue - protection and chemical absorption action of active group, which also retards the formation and growth of crystallization center

    通過宏觀到微觀的分析,筆者認為,檸檬酸的緩凝作用的原因主要在於檸檬酸與鈣形成絡合離子,影響了二水石膏晶體的晶核長大過程;多聚磷酸鈉與鈣形成某種復鹽,對于石膏晶體的溶解、成核和長大過程均有強烈的阻礙影響;骨膠則在於膠體對半水石膏的包裹和活性基團的化學吸附,使二水石膏晶體的成核和長大困難。
  4. 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。
  5. Third generation product : a crylic - acid coating, it is environmental protection product, nontoxic and innoxious and its durability can last for 5 years

    第三代產品丙烯酸塗料,環保產品,無毒、無害,耐久性達5年左右。
  6. Fourth generation product : elastic thick film coating ( organic silicon a crylic - acid copolymeric - graft polymer ), it is a green and environmental protection product, and has nontoxic, innoxious characteristics, and its incredible durability can last at least for 10 years

    第四代產品彈性厚膜塗料(有機硅丙烯酸共聚接枝)綠色環保產品,無毒、無害、超耐久性,達10年以上。
  7. 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。
  8. Health protection zone standard for sulphuric acid plants

    硫酸廠衛生防護距離標準
  9. This paper briefly introduced management and treatment measures to control acid mine wastes and acid mine drainage in australia and it could be used as reference to our work in mine environmental protection in china

    本文簡要介紹了澳大利亞礦山含酸廢棄物及酸性廢水的管理與處理方法,將為我國的礦山環境保護提供借鑒作用。
  10. Like average amphibians, with its naked skin of no protection by leather and fur, the tree frog is very sensitive to environment pollution by heavy metal, chemicals and acid rain

    樹蛙和一般兩棲類一樣,皮膚裸出,沒有毛皮的保護,所以對生活環境中重金屬、農藥與酸雨等污染十分敏感。
  11. Acid soluble screen protection

    酸溶性篩管保護層
  12. Simple introduction : sdanlon natural really stone paint uses from the nature gathering natural crushed stone and the high quality acrylic acid polymer, helps the medicinal preparation configuration to become, is suitable for high - quality the building, botanical garden, outer wall surface decoration protection and so on guesthouse western - style construction

    簡介:史丹龍天然真石漆採用從大自然採集的天然碎石與優質丙烯酸共聚物、助劑配製而成,適用於高級樓宇、園林、賓館歐式建築等建築物的外墻墻面裝飾保護。
  13. 1enviromental protection neutral oil cleaning technology : european general - purpose neutral oil treatment technology is used for cleaning before spray coating instead of using acid o alkali agents. this pollution - free cleaning technology ensures that no acid or alkali substances are left on plate surtace after cleaning, and further guarantees the quality of later spray coating for stronger powder adhesion without blistering or coming off

    1環保中性塗油清洗技術:在噴塗前的清洗技術,採用歐洲通用的中性塗油處理技術杜絕使用酸堿類試劑,對環境無污染,並保證清洗后的板面無酸堿殘留,保證后續噴塗質量,使粉末附著力更強,不易起泡不易脫落。
  14. Features : contain the natural extracts of chamomile and aloe, and natural amino acid. with temperate texture, it can form the cutin protection membrane on the skin surface, strengthen the protection ability of the cuticle, lock the moisture of the skin cell effectively at the same time. to make the skin keep moist constantly, prevent the cell ' s lipid from excessive oxidize, improve sensitive skin, make weak skin recover health, be full of elasticity and gloss

    特點:蘊含天然洋甘菊精華、蘆薈精華、天然氨基酸,質地溫和,能迅速在肌膚表面形成角質防禦保護層,加強角質層的保護能力,同時有效鎖緊肌膚細胞的水份,令肌膚時刻保持潤澤剔透,避免細胞的脂質過分氧化,改善敏感肌膚,使脆弱的肌膚回復健康、充滿彈性光澤。
  15. Study on selection of slope protection plantation varieties in acid soil mine area reclamation

    酸性土壤礦區復墾中護坡植被品種篩選研究
  16. Systemic study had been done in this work on the high - crystallinity selecting, impurity removing, acid - activation treating and memo - activation treating of the sepiolite mineral. the specific surface area and activation center of the sepiolite were increased greatly, which endowed the materials with properties as catalyzer earrier. in addition, due to the largely improvement of the main properties of sepiolite such as adsorption properties and catalyzing properties, this novel type of sepiolite would achieve wider application in the field of industry, agriculture, environment protection and so on

    通過對海泡石礦物進行高結晶度選擇,除雜、進行酸活化處理和熱活化處理等四個方面的系統研究,海泡石的比表面積和活化中心達到大幅度提高,使海泡石達到作催化劑載體的目的,而且由於海泡石的主要性能吸附性能和催化性能大幅度提高,使海泡石在工業、農業、環保能得到更廣泛的應用。
  17. It is safe, sanitary, light - fast, acid proof, alkali proof and water proof, beautifully shaped and practical, in line with environmental protection requirements

    紙模包裝品的原料是廢紙,不會對環境和回收造成障礙,有利於生產商的產品出口
  18. The court ruled, by the slenderest of margins, that the clean air act ? a law from the 1960s designed to combat smog and acid rain - gives the environmental protection agency ( epa ) the power to regulate carbon dioxide, the main greenhouse gas

    法庭宣判(支持意見僅占微弱優勢) : 《清潔空氣法案》 ? ? 60年代的一部法律,旨在努力消除煙霧和酸雨? ?授予環保署控制溫室氣體的元凶二氧化碳的排放的權力。
  19. The products can withstand the corrosion of strong acid, strong acid, strong alkali, salt, anti - corrosion is f2, protection grade reaches ip65

    本產品抗強酸、強堿、鹽腐蝕,防水、防塵,防腐等級為f2 ,防護等級為ip65 。
  20. Nitrogen oxides ( nox ) have been recognized as acid rain precursor that impose a significant threat to the environment. coal combustion of power plant boilers is a major anthropogenic source of nox during the past decade, our government pay more and more attention to environment protection

    氮的氧化物(即no _ x )已經被公認為是造成酸雨的主要氣體之一,火電廠燃煤產生的氮氧化物是人類排放no _ x的主要來源,它嚴重地威脅著自然環境和人類的健康。
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