硫化物工程 的英文怎麼說
中文拼音 [liúhuàwùgōngchéng]
硫化物工程
英文
sulphide works-
This paper unfolds engineering disposition and theoretical research of negative temperature high performance concrete ( nthpc ) with the damage of many factors motivation, the project background based on qing - zang railway engineering, which is one of four - emphasized engineering during the tenth five - plan. due to the difference of environment of construction and service between nthpc and ordinary concrete, and therefore durability of nthpc is required to higher level. at a first, nthpc must avoid frozen damage at early age and possess anti - freezing property at later period, in order to meet engineering practicable application need, and this are two emphasized and difficult problems, as for nthpc ; by means of mechanism analysis about deicing - agent ingredient and anti - freezing at early period, adopting composite technique routine of mineral addition + anti - freezing element + water - reducer4 - air - entraining + anti - erosion of steel component etc, based on orthogonal experimental approach, fd - 1 composite functional admixtu re was manufactured, which has more property and orientation on qing - zang railway
負溫混凝土由於和普通混凝土在施工環境及服役環境上存在的差異，因此表現為比普通混凝土更為較高的耐久性要求；負溫混凝土首先要避免早期的凍害以及具備長期抗凍性能，才能夠滿足工程實際應用的要求，這也是負溫混凝土必須解決的兩大技術關鍵；通過對目前常用防凍劑組分作用機理的分析研究及混凝土早期防凍機理探討，採用礦物外加劑+防凍組分+高效減水劑+引氣+阻銹組分功能復合的技術路線，通過正交試驗設計復配了適應青藏鐵路工程要求的專用多功能復合型外加劑fd - 1 ；並在此基礎上配製不同等級負溫高性能混凝土，開展一系列包括硫酸鹽侵蝕、氯離子滲透、抗凍融循環、收縮及耐磨性等耐久性能研究；通過對fd - 1組分和摻量的調整，優化負溫混凝土在施工特性、力學指標和耐久性三個方面的兼容、協調性。Abstract : the operating mode of removing hydrosulfuric and mercaptan from wastegas by high voltage cottrell and material conditions of deodorization by high voltage cottrell were introduced
文摘:介紹了高壓靜電除塵器去除硫化氫、硫醇的運行工況，分析了高壓靜電除塵器能夠脫臭的物質條件，並在理論上對高壓靜電除塵器的脫臭過程提出了見解。Promote scientific research and technological transfer ; prioritize the development of natural fibre and artifical fibre with natural plants as raw materials ; intensify r & d efforts in new type high - tech fibre such as pps and ppt ; increase the degree of industrial intensification and comprehensive matching capacity so as to form a diversified development pattern with series products of textile materials, industrial cloth, engineering cloth, decorative cloth and ready - made clothing
加強科研和成果轉化，重點發展天然纖維和以天然植物為原料的人造纖維，加大聚苯硫醚、 ppt等新型高技術纖維的研發力度，提高產業集約化程度和綜合配套能力，形成紡織面料、產業用布、工程用布、裝飾用布和服裝成衣等產品系列化發展的格局。According to their pathogenic activity, three strain of marine bacteria were selected as l2 ( alteromonas sp ), g ( pseudomonas sp ), py ( pseudomonas sp ). the biochemical changes of malondialdehyde ( mda ), which is the lipid peroxidation end product and can be measured by thiobarbituric acid ( tba ) regeant, and polyphenol content, which reflected the host non - specific chemical defense activity and can be measured by folin - ciocalteu method, were determined at different time intervals during host pathogenesis
本研究採用海帶作為模式藻類生物，以褐藻酸降解菌l2 ， g及非褐藻酸降解菌py為復染菌建立人工復染體系，用硫代巴比妥酸（ tba ）試劑測定抗感染過程中海帶組織細胞膜脂肪氧化產物丙二醛（ mda ）的變化情況及folin - ciocalteu酚試劑測定病原菌感染過程中海帶組織中多酚含量隨時間變化情況。Many sulfide - containing metal ores are burned as part of the extraction process, giving off sulphur dioxide, which can be recovered and used in the sulphuric acid industry
將許多金屬硫化物的礦石焙燒是提煉過程的一個部分，焙燒過程產生二氧化硫，還原為硫磺后可用於硫酸工業。Based on the waste residue continuing to use the theory of pure gypsum as amendment in improving alkaline soil establish a plan that with saving resources, water and with better effect and rapid speed. reach on the effect of the same - ion effect and salt effect of nacl in course of improving the alkaline soil. then after the certain amount of gypsum for exertion is decided, compare the effect of exertion of waste residue for one time with for more than one time
首先比較煤煙脫硫廢渣與化學純石膏改良的物理化學過程的異同，在廢渣基本上可以沿用純石膏改良的理論基礎上，在一定的計劃改良深度內，定量的石膏施用方法的情況下，建立一個省石膏，省水，省工，效果好，速度快的方案；同時研究了nacl的鹽效應和na _ 2so _ 4的同離子效應在純石膏改良堿土過程中起到的作用；最後針對石膏施用量確定之後，一次施入還是分次施入更好，進行了探討；結合當地耕作條件，總結各有利的技術措施，指導田間的生產實際。We have studied the structural character of the model small molecules related to the biological processes and the interaction strength between them, such as no, no +, no ", so and some ions
本文主要圍繞著與生物過程相關的幾種生物小分子模型，如含氮和含硫氧化物體系，開展了一系列的研究工作。Production white, ferrous sulfate, biological contaminants and other chemical products ( excluding hazardous chemicals, yi - drug ), the development of biological engineering research, chemical equipment manufacture, installation, chemical engineering ( with quality permits to operate ), technical advice
生產鈦白粉、硫酸亞鐵、有機酸及其他生物化工產品（不含化學危險品、易制毒品） ，生物工程科研開發，化工設備製造、安裝，化工工程設計（憑資質證經營） 、技術咨詢。Sulfur dioxide, emitted by the industrial production and domestic burning fuel, and nitrogen oxides, emitted by the car exhausts and burning petrol are absorbed by the rain, forming larger raindrops, and falling on the ground. this is called acid rain. the main fuel in china is coal, which emits mainly sulfur dioxide, so the acid rain in china is sulfuric acid type of acid rain
工業生產民用生活燃燒煤炭排放出來的二氧化硫，燃燒石油以及汽車尾氣排放出來的氮氧化物，經過雲內成雨過程，即水氣凝結在硫酸根硝酸根等凝結核上，發生液相氧化反應，形成硫酸雨滴在下降過程中不斷合併吸附沖刷其它含酸雨滴和含酸氣體，形成較大雨滴，最後降落在地面上，形成了酸雨。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，因侵蝕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堿集料反應、硫酸鹽侵蝕、碳化、鋼筋銹蝕、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。Abstract : inhibition mechanisms of sulphate reduction to methane - producing bacteria ( mpb ) in the process of anaerobic digestion of high - sulphate - content wastewater were described in this paper. they were described mainly by the competition between sulphate - reducing bacteria ( srb ) and methane - producing bacteria ( mpb ), and inhibition of sulfide produced by the microbial reduction of sulphate, meanwhile, the present anaerobic digestion technologies for the high - sulphate - content wastewater treatment were introduced
文摘:本文通過硫酸鹽還原菌和產甲烷菌的競爭、硫化物對產甲烷菌的毒害二方面，論述了在高硫酸鹽有機廢水厭氧處理過程中，硫酸鹽還原作用對產甲烷菌活性的抑制機理，同時，介紹了當前高硫酸鹽有機廢水的厭氧處理工藝。Gas - solid two - phase flow is existed widely in multiphase flow system, for example, desert sand in nature, fuel transportation in field of chemical industry, metallurgy, energy sources and foodstuff, and so on, as well as pneumatic conveying and dust treatment of materiel in bulk ( i. e. sands, corn and plastic granula etc. ). in addition, sulfureted bed, whirlwind dust - exhaustion, sedimentation room and filtration process are involved with gas - solid two - phase flow
氣固兩相流在多相流體系中普遍存在，例如，自然界的大漠揚沙，化工、冶金、能源和糧食等領域的燃料配送，散裝物料（如沙子、穀物、塑料粒）的氣力輸送和粉塵處理等，硫化床、旋風除塵、沉降室及過濾過程中也會涉及到氣固兩相流。Activated carbon is of large surface area and stong absorbility. it can be used for desulfurizaion, debenzolization. deodorization and decolourization, it can also be used in selective absorption and elimination of some chemical or mechanical impurities in liquid or gas phase in the field of chemical, oil and gas, metallurgical, water treatment and environmental protection industries, as well as the dalily life
活性炭是一種多孔性物質，它比表面大、吸附性強，能脫硫、脫苯、脫臭、脫色，還能選擇性地脫除液相或氣相中某些化學雜質，可廣泛應用於化工、石油、天然氣、冶金、原子能、水處理、食品、紡織、醫藥、城建及環保等工業過程和人類生活中。Activated carbon is of large surface area and stong absorbility. it can be used for desulfurization, debenzolization. deodorazation and decolourization, it can also be used in selective absorption and elimination of some chemical or mechanical impurities in liquid or gas phase in the feld of chemical, oil and gas, metallurgical, water treatment and environmental protection industries, as well as the daily life
活性炭是一種多孔性物質，它比表面積大、吸附性強、能脫硫、脫苯、脫臭、脫色還能選擇性地脫除液相或氣相中某些化學雜質、可廣泛應用於化工、石油、天然氣、冶金、原子能、水處理、食品、紡織、醫藥、城建及環保等工業等工業過程和人類生活中。Project proposal, feasibility study, engineering design, and technical revamping for sulfuric acid projects and sulfuric - acid - related projects, including production of sulfuric acid, so2 and so3 from various sulfur - bearing materials, purification of sulfur - bearing waste gas
涉及硫酸及相關工程項目的項目建議書、可行性研究、工程設計，以及老廠技術改造的方案等，包括：由各種含硫物料製造硫酸、 so2 、 so3 ，含硫廢氣的凈化。分享友人