鹽凝集 的英文怎麼說
中文拼音 [yánníngjí]
鹽凝集
英文
salt agglutination-
The reservoirs in permian is consist of carbonate rock, tuff, clastic rock and volcanic rock
二疊系儲集層主要由碳酸鹽巖、沉凝灰巖、碎屑巖和火山巖組成。Investigation on mechanics performances of crumb rubber concrete under chlorine salt erosion
氯鹽侵蝕環境下橡膠集料混凝土的力學性能研究Standard test method for potential alkali reactivity of carbonate rocks as concrete aggregates rock - cylinder method
用作混凝土集料的碳酸鹽巖石潛在堿活性的標準試驗方法Study achievement appears as following aspects : ( 1 ) yellow river estuary gate river flow and tide flow mixed area is not keep standing deposition status, on special income water and sediment conditions, boundary conditions and oceanic power conditions, this area may on the scour status ; ( 2 ) observed from estuary sediment deposition distributing process : delta and sea offing area sediment deposition vary trend is similar, each part sediment deposition scale varies as wave shape ; ( 3 ) on estuary gate, affect the sediment deposition factors, primary factors are tide prop, the gate widens gradually, estuary gate have branches, brine induced flocculation. this paper study the estuary gate widen, estuary gate have branches to affect the river channel deposition in quantity ; ( 4 ) based on field measured data, for the first time, deduce the estuary sediment deposition and distributing regress formula which can estimate estuary different areas sediment deposition volume ; ( 5 ) this subject demonstrate the estuary delta coastline dynamic balance conception, build the relationship between the estuary income sediment with deposition land area, draw the following important conclusion : when estuary years - averaged income sediment keeps at 345 million tons, the delta coastline may on the dynamic balance status. ( 6 ) this subject firstly brings up estuary sediment optimized control conception, and has the primary study on the macroscopically optimized control conception method
研究認為: ( 1 )黃河河口口門逕流潮汐區域並非持續保持淤積狀態,在特定的來水來沙、邊界條件和海洋動力條件下,該區域可以處于沖刷狀態; ( 2 )從河口泥沙沉積分配的過程來看:三角洲與濱海區泥沙的沉積變化趨勢是基本一致的,各部位的泥沙沉積比例變化基本呈波動狀態,且三角洲與濱海區泥沙的沉積比例與來沙量密切相關,基本成正比關系; ( 3 )在口門處,影響泥沙沉淤的因素主要集中在潮汐頂托、口門逐漸加寬、河口門分汊、鹽水造成絮凝等,本報告主要對口門加寬,口門西妥理工大學工程碩士專業學位論文分漢對河道淤積的影響進行了定量分析: (一扣根據實測資料首次建立了河贖流路泥沙沉積分配的回歸計算式,據此可以預估計算河口不同區域泥沙的沉淤量; 、 5 )本項研究首次論證了河口三角洲岸線動態平衡的概念,並建立了黃河河口來沙量與造陸面積的相關關系,得出了當河口多年平均來沙量維持在3 . 45億t時其河口三角洲岸線則可能處于動態平衡狀態的重要結論; 『 6 )本項研究首次提出了河口泥沙優化調控的概念,並對其宏觀優化調控模式進行了初步探討。For the background of our ten - five main scientific project, based upon the structure and compositions of expert system and their field characteristics and software development mode, the ideas and methods of expert system of concrete sulfate resistance project are discussed in this article, and a prototype of system integration is given
本文結合國家「十五「重點攻關項目(混凝土安全性專家系統)中的子系統?抗硫酸鹽侵蝕專家系統,根據專家系統的組成結構和領域特點,結合知識結構的一種新的組織和表示模式,研究了專家系統開發的實現技術,並對其進行了最後的集成。Aminobenzenesulfonic acid super - plasticizer is selected though cement paste test, which be provided with high water - reducing property, low slump loss and good compatibility with cement. according to the request of super high early strength, admixture rf is obtained though tests to compare performances of different accelerators and admixtures. experimental research and analysis are carried out on coarse aggregate ' s grain - size effect and composite aggregate ' s bulk - density to take sensitivity of coarse aggregate into account
通過水泥凈漿試驗比較選擇了減水率高、坍落度損失小、與水泥適應性好的氨基苯磺酸鹽高效減水劑;針對超早強的性能要求,試驗比較了不同早強劑及早強性摻合料的性能表現,研製了早強性能顯著、與高效減水劑和水泥相容性較好的rf摻合料;考慮到修補混凝土對粗集料粒徑的敏感性,對粗集料粒徑效應及混合集料堆積密度進行試驗研究與分析;並對修補混凝土的抗折、抗壓、新老界面粘結強度以及抗凍性等進行了試驗研究。Influence of electrochemical desalination on aar of concrete
電化學脫鹽對混凝土堿集料反應的影響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。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侵蝕及堿集料反應;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。6. the durability of concrete structures resisting chloride diffusion in different water cement ratio and different contents of fly ash and silica was analyzed and durable life was predicted based on the results of the test, which will be helpful to preparation of high performance concrete ( hpc ) as well as durability design and assessment of concrete structures
系統地研究了低水膠比及摻加粉煤灰、硅灰的高性能混凝土的電滲透性和氯離子擴散系數,分析了水膠比以及粉煤灰和硅灰等活性集料對混凝土結構抵抗氯離子侵蝕的耐久性能的影響,並對高性能混凝土結構抗氯離子侵蝕的耐久壽命進行了預測,為氯鹽污染環境下高性能混凝土的配製以及混凝土結構耐久性評估與設計提供參考。Based on the basic principles of densified systems containing homogeneously arranged ultra - fine particles ( dsp ) and reactive powder concrete ( rpc ) adopted by foreign researchers specialized in building materials, silica rume, ultra - fine fly ash, quartz powder, 52. 5 - class portland cement and superplasticizer were selected and mixed, the theoretic of mixed steel fiber reinforced cement - based composite materials and of micro - aggregate filling voids were applied, the composition was adjusted, the mixture ratio of rpc was optimized, a suitable curing schedule was adopted, in the result, an ultra - high performance concrete designated rpc was successfully prepared by normal technology methods
本文基於超細粒聚密材料( dsp )和活性粉末混凝土( rpc )配製的基本原理,選用硅灰、粉煤灰、石英粉和硅酸鹽水泥,輔以高效減水劑,採用多重復合的技術路線,運用混雜鋼纖維增強理論和微集料填充密實原理,調整材料組成,優化混凝土配合比,結合適宜的養護制度,在現有技術條件下,成功制備出了rpc200材料。A man / glc - specific dolichos puepureus lectin ( dpl ) was purified from seeds of dolichos puepureus l. var. by a procedure including precipitated by ammonium sulphate, deae - 52 iron - exchange and sephacryl s - 300 hr gel filtration. the purified dpl showed a single band on page and ief gel, two bands on sds - page under reducing and non - reducing congditions
黑皮扁豆( dolichospurpureusl . var . )經粉碎、浸取、硫酸銨分段鹽析、 deae - 52離子交換和sephacryls - 300hr分子篩層析可得到一表觀分子量為155kd的甘露糖葡萄糖專一的黑皮扁豆凝集素( dolichospurpureuslectin , dpl ) ,無血型專一性。Determination of composition of hardened concrete ; hydrochloric acid insoluble aggregate, materials used for the concrete not available
硬化混凝土成分的測定.不溶於鹽酸的集料.不提供混凝分享友人