酸性沉積 的英文怎麼說

中文拼音 [suānxìngchén]
酸性沉積 英文
acid deposition
  • : 酸構詞成分。
  • : Ⅰ名詞1 (性格) nature; character; disposition 2 (性能; 性質) property; quality 3 (性別) sex ...
  • : Ⅰ動詞1 (沉沒; 墜落) sink 2 (沉下 多指抽象事物) keep down; lower 3 [方言] (停止) rest Ⅱ形容...
  • : Ⅰ動詞(積累) amass; store up; accumulate Ⅱ形容詞(長時間積累下來的) long standing; long pending...
  • 酸性 : [化學] acidity; acidness; acerbic; acidic property酸性材料 acid material; 酸性促進劑 acid acceler...
  • 沉積 : [地] deposit; sedimentation; deposition; precipitation
  1. The lower part formed in a littoral - epeiric environment, is a series of elastic rocks, partly contains carbonate rock and metamorphic basic volcanic rocks and the upper part formed in a bathypelagic environment is a series of sediments with chert, partly contains metamorphic basic volcanic rocks

    其下部為一套濱淺相碎屑巖,局部夾碳鹽巖、變質基火山巖;上部為一套深水巖系夾硅質巖,局部夾變質基火山巖。
  2. Deposition mechanism of electroless plating tin in acid chloride solutions was analyzed theoretically, and three steps were summed up, including period of replacement reaction, coexistence periods of copper - tin codeposition and self - catalyzed deposition, and period of self - catalyzed deposition

    從理論上系統地分析了氯化物化學鍍錫的機理,將其歸納為置換反應期、銅錫共與自催化共存期和自催化期三個階段。
  3. That is the premise of the bg / ha electrophoresis codeposition. the laws of the electrophoresis deposition of the bg and ha partic les were found by the study on each of their deposition under the different conditions. the electrophoresis codeposition of the bg and ha particles had been studied and the bg / ha graded coating, which is compact in the bottom layer and porous near the surface layer, had been prepared on the surface of the dental implant after the low temperature heat treatment ( about 740 ) and fast firing ( 50 - 80 / min, heat preservation time was 5 - 8min. )

    以bg微粉和ha微粉作為塗層原料,通過研究bg和ha微粉在非水介質中的分散情況和帶電特,選擇冰醋為介質,使分散在其中的bg顆粒和ha顆粒表面均帶上正電荷,為電泳共提供前提條件;通過對不同條件下bg 、 ha各自電泳的研究,探索出了兩者電泳的規律;通過對bg和ha在冰醋中電泳共以及后續低溫( 740左右)快燒( 50 ? 80 min ,保溫5 ? 8min )熱處理的研究,在鈦合金牙根種植體基體上成功制備出了底層緻密而表層多孔的bg ha梯度塗層。
  4. By infrared spectrum study, the limonite ( feooh nh2o ) can be considered the main colorating mineral in the yellow and red jadeite, and the hematite is another colorating mineral in the red jadeite. the difference of color tone is due to the n value in the molecular formula feooh nh2o and the content of crystal water and adsorbent water. the iron ion came from the effloresced and eroded rocks, and formed fe ( oh ) 3 colloid reacted with the surface water

    周圍礦床的風化蝕變為表生水提供了鐵質,形成弱的含fe ( oh ) _ 3膠體的水溶液,表生水流經翡翠礦石時, fe ( oh ) _ 3膠體附著在巖石的表面,經過脫水結晶和吸附,形成褐鐵礦膠體,褐鐵礦膠體沿裂隙或鬆散的礦物顆粒進入翡翠巖石中,逐漸累澱,形成次生色層。
  5. The main study in this paper included as follows : the content and distribution of heavy metals in sediments and benthic organisms from the sewage stream in guangzhou city ; the acute toxicity and joint toxicity of mercury and selenium to swordtail fish ( xiphophorus helleri ) ; the damage of mercury to the indexes of antioxidant system in the gills and livers in swordtail ( including the measurement of the activities of total antioxidative capacity [ t ~ aoc ], superoxide dismutase [ sod ], glutathione peroxidase [ gsh - px ] and the concentration of malondiald - ehyde [ mda ] ) and the relief effects of selenium on it, as well as the physiological damage of mercury on the tissues, namely : the antagonistic effect of na + - k + ~ atpase activity on the tissues between selenite and mercury, and the ultrastructural damage under the exposure of mercury

    研究內容主要有:廣州市河涌物及底棲生物體內重金屬含量及評價;汞和硒對劍尾魚的急和聯合毒及安全濃度的評價;汞對劍尾魚鰓和肝臟中抗氧化系統的毒,包括對總抗氧化能力、超氧化物歧化酶、谷胱甘肽過氧化物酶活力及丙二醛含量的測定及硒對其保護作用;汞對劍尾魚組織生理毒即:汞對na ~ + - k ~ + atpase活力的影響及硒的保護作用和汞和對劍尾魚組織超微結構的損傷等。以高氯?硝消化法和火焰原子吸收分光光度法測定了廣州市河涌物和底棲生物中重金屬含量。
  6. In this paper, pan based metal gradient composites films ( pmgcf ) were prepared by electrochemical reduction. the effect of polymer matrix on pmgcf and preparation and its forming mechanism of pmgcf were invested, they are as follows : lacrylonitrile - methyl - methacrylate copolymer, acryonitrile - itaconic acid copolymer, acrylonitrile - methyl methacry late - sodium allyl sulfonate terpolymer have been synthesized seperately in order to analyze the effects of the mma monomer unites and the hydrophilic unites of acryonitrile terpolymer on the process of copper deposition in polyacrylonitrile - based metal gradient composite film ( pmgcf ) as well as the flexibility of the film

    其內容如下: 1通過合成的丙烯腈?甲基丙烯甲酯二元共聚物( p ( an - mma ) ) ,丙烯腈?亞甲基丁二二元共聚物( p ( an - ita ) ) ,丙烯腈-甲基丙烯甲酯?丙烯磺鈉三元共聚物( p ( an - mma - as ) )分別作為基體制備了聚合物基金屬梯度復合膜材料( pmgcf ) ,以分析加入的mma基團和親水基團對pmgcf層中金屬銅的梯度分佈形態和膜的柔韌的影響。
  7. The formation of a petrofabric is mainly composed of volcanics interlated with minor detrital rock, that of b petrofabric mainly detrital rock inter lated with minor volcanics, and that of c petrofabric mainly carbonate rock. the evidences in geochemistry character demonstrate that metamorphic volcanic rock of the a petrofabric belong to calc - alkaline volcanic rock

    在代表巖石原巖研究的基礎上確立了各巖組的原巖建造類型,它們分別是: a巖組主要為一套火山巖夾碎屑巖建造; b巖組主要為一套碎屑巖夾火山巖建造; c巖組主要為一套碳巖建造。
  8. According to sedimentary characteristics of the carboniferous taiyuan formation in feicheng coal field, including lithology, size distribution, sedimenta ry structure, geochemistry and paleontology etc., the carboniferous paleoenvironme nt of this area is divided into carbonate open platform and tidal flat environme nt. it is recognized that the taiyuan formation is formed in the epicontinental c oast which is dominated by the tidal. the peat flat is the important paleoenviron ment for coal accumulation. the tidal channel destroys the coal bed. the pulsative vibration of the crust is the major factor which controls the evolution of the sedimentary environment and the coal accumulation

    根據肥城煤田石炭系太原組的巖、粒度分佈、構造、地球化學及古生物等特徵,將該區晚石炭世古地理劃分為碳鹽開闊臺地和潮坪環境,認為太原組形成於潮汐作用為主的陸表海海岸,泥炭坪是成煤的重要古地理環境,潮渠對煤層有一定的破壞作用,地殼的脈動振蕩作用是控制環境演化和聚煤作用的主要因素。
  9. Abstract : according to sedimentary characteristics of the carboniferous taiyuan formation in feicheng coal field, including lithology, size distribution, sedimenta ry structure, geochemistry and paleontology etc., the carboniferous paleoenvironme nt of this area is divided into carbonate open platform and tidal flat environme nt. it is recognized that the taiyuan formation is formed in the epicontinental c oast which is dominated by the tidal. the peat flat is the important paleoenviron ment for coal accumulation. the tidal channel destroys the coal bed. the pulsative vibration of the crust is the major factor which controls the evolution of the sedimentary environment and the coal accumulation

    文摘:根據肥城煤田石炭系太原組的巖、粒度分佈、構造、地球化學及古生物等特徵,將該區晚石炭世古地理劃分為碳鹽開闊臺地和潮坪環境,認為太原組形成於潮汐作用為主的陸表海海岸,泥炭坪是成煤的重要古地理環境,潮渠對煤層有一定的破壞作用,地殼的脈動振蕩作用是控制環境演化和聚煤作用的主要因素。
  10. The coqen basin in xizang lies between the bangong - nujiang suture zone and yarlung zangbo suture zone, and once extended northwards and southwards, respectively centred by the qiekan - goicang - asog rift zone as the center of deposition and subsidence during the middle jurassic to the early creatceous. ( 1 ) during the middle - late jurassic, the rift zone was occupied by deep - water turbidites, radiolarian siliceous rocks, shallow - water carbonate rocks, clastic rocks and basic - ultrabasic rocks, while both sides of it by littoral and shallow marine elastic rocks and carbonate rocks

    摘要位於班公湖怒江縫合帶與雅魯藏布江縫合帶之間的措勤盆地,在中侏羅世早白堊世期間具有以且坎古昌阿索裂谷帶為降中心向南北兩側展開的古地理格局:中晚侏羅世時期,裂谷帶內由深水濁巖、放射蟲硅質巖和淺水碳鹽巖、碎屑巖巖片及基超基巖等組成;裂谷帶兩側由濱淺海相碎屑巖和碳鹽巖組成。
  11. The upper cretaceous jingzhushan formation in the biru basin, xizang consists of a succession of coarse - grained elastic rocks in the alluvial fan - fan delta depositional system, intercalated with intermediate - acidic volcanic rocks including dacite, andesite, quartz trachyandesite and rhyolite

    摘要上白堊統競柱山組為一套沖扇扇三角洲體系的粗碎屑巖,間夾由英安巖、安山巖、石英粗安巖和流紋巖組成的中火山巖。
  12. Corrosion behavior of carbon steel in high - ph value uranyl nitrate solution

    值的硝鈾酰溶液中碳鋼腐蝕與膜的特
  13. Effect of technology of aminated epoxy acrylic cationic resin on properties of eletrodeposition

    胺化環氧丙烯陽離子樹脂合成工藝對電的影響
  14. Using diethanolamine as aminating agent and glacial acetic acid as neutralizing agent, aminated epoxy acrylic cationic resin was prepared. the effect of technology of aminated epoxy acrylic resin on properties of eletrodeposition was studied by conductivity meter and electrophoresis apparatus. it was shown that, conductivity firstly decreased, and then increased with aminating temperature increase. in contrast with putting polyacrylic resin into thin acetic acid solution, the more compact film could be achieved by neutralizing polyacylic resin with glacial acetic acid and then add it into water. when neutralizing temperature was enhanced, the speed of electrodepsidon was found to increase, and the film was also more compact. increasing the dn leads to enhanced conductivity and smaller particle size. when dn equaled to 80, the smoothest film could be achieved

    以二乙醇胺為胺化劑、冰醋為中和劑,合成了胺化環氧丙烯陽離子樹脂.採用電泳儀和電導率儀,研究了胺化環氧丙烯樹脂合成工藝對陰極電泳塗料電的影響.結果表明,隨著胺化溫度的增加,電泳液電導率先下降後上升.將冰醋加入樹脂中中和,後用水稀釋,比樹脂在醋稀溶液中中和,電能更好.電速率隨著中和溫度的上升而增加,電膜緻密相應增加.中和度( dn )愈高,電泳液電導率愈大,粒徑越小,而塗膜外觀在中和度為80時達到最佳
  15. 4. a novel amperometric sensor has been constructed for the determination of h2o2. it was based on catalyzing electroreduction of hydrogen peroxide by metal hexacyanoferrate, which were electrodeposited on gold wire electrodes, under a certain potential

    利用循環伏安法,在金電極表面電化學一層鐵氰鎳膜( nihcf ) ,在一定電位條件下,它能快速催化還原過氧化氫,其響應電流與過氧化氫的濃度呈線關系。
  16. Detailed studies of tectonic unit and mineralized pedigree in each tectonic unit and each period provided that tectonic evolution passed an evolutionary sequence from early extension - transition - late compression that correspond to mineralization - sediment and submarine eruption - exhalation mineralization - moderate to acid magma and tectonic hydrothermalism that are relevant to mantle - derived magma and volcanic activities ; the mineralized pedigree can be indicated as mantle derived - inner basin and deep source - crust source ore - forming materials

    對各時期、各構造單元的成礦譜系進行了詳細研究,提出構造運動演化從早期拉張過渡晚期擠壓的演化序列,分別對應于以幔源巖漿和火山活動有關的成礦作用及海底噴流?噴氣成礦作用中巖漿及構造熱液成礦作用;在成礦物質上由幔源盆內及深源殼源的成礦譜系。
  17. Pb - sn coatings which are lubricative can effectively reduce friction resistance. electroplating pb - sn coatings in fluoborate system and alkylsulfonic system was studied in this paper. the process parameters, properties of coatings and maintenance of processes were investigated systematically

    本文對氟硼體系、甲基磺鹽體系電制備pb - sn合金鍍層的工藝條件,鍍層能以及工藝維護等進行了詳細深入的研究,取得了如下研究成果。
  18. The results were shown as follows : ( 1 ) the electrolyte components for electroplating pb - sn coatings in fluoborate system were studied. the effects of concentrations of main salt, dissociative acid, inhibitor, antioxidation and surfactant on the cathode polarization curves of electroplating pb, sn and pb - sn alloys and contents of alloying element were investigated systematically. the scale of current density was confirmed using hull cell

    ( 1 )研究了氟硼體系電鍍pb - sn合金鍍層的電解液組成,詳細討論了主鹽濃度、游離濃度以及阻化劑、抗氧化劑、表面活劑等添加劑對氟硼體系電pb 、 sn及pb - sn合金陰極極化曲線的影響和對pb - sn合金鍍層中合金含量的影響。
  19. ( 3 ) box model results indicate that the net flux of suface water, flowing into the south china sea, is about 8. 364x 106t / s and the net flux of water, which is under suface water, flows out of the south china sea at about 8. 229x 106t / s on annual average. the quantity of din, reactive phosphate or reactice silicate, which sinked into deep water in the form of particle matter, was about 78, 71 and 80 percent of total quantity of din, reactive phosphate and reactive silicate, which flowed into suface water in any ways. but in these particle matters, ahout2. 9 percent of particle nitrogen, 2. 0 percent of particle phosphor and 8. 2 percent of particle silicon sinked into sediment

    ( 3 )據「箱式模型」估算年度平均南海表層水通量約為8 . 364 10 ~ 6t s的凈輸出,表層之下水體約有有8 . 229 10 ~ 6t s的凈輸入;同時到達表層溶解態無機氮、活鹽和活鹽總量中約有78 、 71和80隨顆粒物質下到深海;其中未被分解而進入海底物的顆粒態氮、磷和硅僅占由表層降深海顆粒態氮、磷和硅的2 . 9 、 2 . 0和8 . 2 。
  20. The determination of scale inhibition performance of water treatment agents - calcium carbonate precipitation method

    水處理劑阻垢能的測定碳
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