凍試試驗 的英文怎麼說
中文拼音 [dòngshìshìyàn]
凍試試驗
英文
freezing test-
The result of experiment shows that und er the conditions of proper ai r - entraining, concrete with 20 % fly ash has excellent frost - resistance. the frost - resistance of concrete with 55 % fly - ash which is admixed with united expansive agent ( uea ) has been improved greatly. the frost - resistance of sulfate aluminate cement concrete with high volume of fly - ash is dramatically lower than that of silicate cement concrete with the same volume of fly - ash
試驗結果表明：粉煤灰摻量為20的混凝土在適量引氣的條件下具有良好的抗鹽凍性能；粉煤灰摻量為55的混凝土在摻加uea膨脹劑后其抗鹽凍性能有明顯改善；大摻量粉煤灰硫鋁酸鹽水泥混凝土的抗鹽凍性大大低於同摻量的硅酸鹽水泥混凝土。Test method for frost - resistance of aerated concrete
加氣混凝土抗凍性試驗方法Long term immersing marshall test and frozen - thaw cycle test were used to investigate the anti - stripping performance of andesite asphalt mixture using cement and anti - stripping agent
摘要採取長時間浸水馬歇爾試驗和多循環凍融劈裂試驗方法，對摻加了水泥、抗剝落劑的安山巖集料瀝青混凝土水穩定性能進行研究。The research results show that when the fly ash content is under 30 %, the strength of rcc can be increased but the effect is a little ; and with the fly ash content increased the dry shrinkage of the rcc reduced straightly, and the abrasion resistance and freeze resistance increased obviously. ( 3 ) fly ash can increase durability of the rcc and under the experiment condition, the perfect mixing content is 30 %
試驗結果表明： （ 1 ）粉煤灰摻量小於30 %時能提高碾壓混凝土強度但影響度不大； （ 2 ）隨著粉煤灰摻量的增加，碾壓混凝土的干縮呈直線降低，且抗磨性和抗凍融能力明顯提高； （ 3 ）粉煤灰能有效提高碾壓混凝土的耐久性，且在試驗條件下的最佳摻量為30 % 。Animal health analysis methods - detection of antibodies against caprine arthritis encephalitis virus by the agar gel immunodiffusion test
動物健康分析方法.用細菌培養基凍膠免疫擴散試驗檢測抗山羊關節炎腦炎病毒抗體Test method for coolant compatibility of way lubricants
潤滑油的冷凍液相容性試驗方法Standard test method for scaling resistance of concrete surfaces exposed to deicing chemicals
暴露于防凍化學藥品的混凝土表面抗蝕刻性的標準試驗方法Abstract : the paper analyses and compares the current test methods of deicer - frost in different countries. on the basis of the study of influence on deicer - frost scaling of concrete, the test method of deicer - frost was further improved, and an easier preparing method of samples for deicer - frost and a quantitative evaluating method of frost - resistance were put forward
文摘:在分析、比較不同國家現行的鹽凍試驗方法，在研究影響混凝土除冰鹽剝蝕因素的基礎上，對鹽凍試驗方法進行改進，提出更簡易的鹽凍試件制備方法和抗鹽凍性能的量化評價方法。Testing the frost resistance of facing bricks and clinker blocks ; freezing of single bricks on all sides
飾面磚和礦渣混凝土砌塊的抗凍試驗.單塊磚的所有面的Testing the frost resistance of facing bricks and clinker blocks ; freezing of bricks arranged in test blocks
飾面磚和礦渣混凝土砌塊的抗凍試驗.按檢驗批中排列磚Some researchers have made study on this subject, such as the generation and evolution of frazil ice, shore ice, bottom ice, ice cover and ice jam, the resistance of freeze - up river, flow capacity and variation of water stage
國內外一些學者通過原型觀測，試驗和數值模擬的方法對水內冰，岸冰，底冰，冰蓋和冰塞的生成和演變，封凍河道的阻力、過流能力和水位變化等有關問題進行了研究。Standard test methods for frost heave and thaw weakening susceptibility of soils
土壤對凍脹和解凍變弱敏感性的標準試驗方法Following is the factors ideating with the surface of old concrete in different way ( including brushing surface, chiseling surface, cleaving surface ), adherence agent ( including cement slurry, cement sand slurry, cement slurry with the u expansion agent ), the freeze - thaw circulation times and air - entraining. as a result, we found that the roughness influence on the adhesion capability of the new on old concrete to a large degree. the larger rougeness is, the larger the splitting tensile strength on the adhension face is. the kind of adhesion agent is also influence on the adherence capability of new on old concrete. the circulation times of freez - thaw have a large influence on the splitting tensile strength of adherence face of new on old concrete. the analysis of tests give some advices to the practical engineering
主要考察了老混凝土表面不同處理方式（刷毛面，鑿毛面，劈裂面） 、界面粘結劑類型（水泥凈漿，水泥砂漿， u型膨脹劑水泥漿） 、凍融循環次數等對新老混凝土粘結面劈拉強度的影響，以及凍融作用下新混凝土加氣對粘結面劈拉強度的影響。試驗結果表明，粗糙度對新老混凝土粘結性能有重要影響，隨著粘結面粗糙度的增大，粘結面劈拉強度不斷增加；界面粘結劑類型對新老混凝土粘結性能有一定影響，在凍融作用下， u型膨脹劑水泥漿粘結效果不如水泥凈漿和水泥砂漿；凍融循環對粘結面劈拉強度有較大影響，加氣能明顯改善新老混凝土粘結面的抗凍能力。Experiment research on subgrade frost heaving of expressway in seasonally frozen soil region
季節凍土區高速公路路基凍脹試驗觀測研究Based on the fast freeze - thaw test, the alkaline resistance test, the water immersion test, the wet thermal exposure test and artificial accelerated aging test, the influence of the corroding environment on the mechanical behavior of fiber reinforced polymer ( frp ) laminates and adhesive was studied
摘要通過快速凍融試驗、耐堿性試驗、浸水試驗、濕熱暴露試驗、人工加速老化試驗，研究了腐蝕環境對纖維增強復合材料（ frp ）的復合體及粘結劑力學性能的影響。Chimneys - freeze - thaw resistance test method for chimney products
煙囪.煙囪產品的抗凍-融試驗方法Test methods for frost resistance of exterior wall materials of buildings freezing and thawing method
建築物外壁材料的耐霜凍性試驗方法The thesis analyzes the main reasons of frost damages by freeze - thaw test. in the preface, the thesis introduces concrete structures development and problem in china and other countries
本論文通過混凝土的抗凍性試驗，來分析影響混凝土抗凍性的主要因素，提出提高混凝土抗凍性的措施。But some difficult problems occurred, in construction due to shortage of system experiment on anti freeze of main canal lining project, it is very essential to carry out related experiment research for providing instruction of engineering practice and theory surppot of anti freeze of main canal lining project
但由於缺乏對乾渠襯砌工程防凍脹的系統研究，在工程建設中出現了一些難點。為了指導工程實踐，為灌區乾渠防凍脹提供理論支撐，為進一步優化工程設計方案提供幫助，結合工程建設，進行防凍脹試驗研究。For example, concrete durability - design relies mainly on complex special testes, e. g. thawing and freezing test and permeability resistance test etc. on theories and test methods of workability - design, testes for theological properties of concrete, workability evaluation, determination of optimum dosage of water - reducer etc - are all depend on experimental methods
例如，在耐久性設計方面，依賴于專項復雜測試，如抗凍融試驗和抗滲試驗等；在工作性設計的理論和測試方面，混凝土流變性能的測試、工作性的評價、減水劑最佳摻量的確定等都沒有脫離經驗的方法。分享友人