砂沖蝕 的英文怎麼說
中文拼音 [shāchōngshí]
砂沖蝕
英文
sand erosion-
2. the structure of purple soil is meliorated by sabaigrass. when contrast to bare land treatment and natural wild grassland treatment we knew that sabaigrass treatment and grass tree solid plating treatment reduced soil bulk density, enhanced soil capillary porosity, non - capillary porosity and porosity ratio, decreased soil sand grain content, enhanced soil clay grain and silt grain content so as to reduced the dispersal degree of soil, improved the aggregate capacity of soil, increased the amount of soil aggregate structure, meliorated the water permeability of soil, accelerated the form of good soil structure
龍須草能改善紫色土的土壤結構龍須草純種植被和林草立體種植植被能不同程度地降低土壤容重，減少土壤砂粒含量，增加土壤的毛管孔隙度、非毛管孔隙度和孔隙比，以及增加粉粒含量，從而降低土壤分散度，提高土壤團聚性，增加土壤團粒結構數量，改善土壤的透水性，促進良好土壤結構的形成，最終提高土壤的蓄水保肥性能，增強土壤的抗蝕性和抗沖性。We have imported advanced equipment and instruments as fine carving machines, sparkling machines and wire cutters, etc., focus on the main production lines of stone inlaying, nameplate and sliders, apply aluminum, copper, nickel, stainless steel, fine gold, pure silver, diamond, ruby, sapphire, spar and zircon as the main materials and adopt main techniques as punching, oil pressing, silk - screen printing, polishing, sandblasting, etching, electro - coloring, stone inlaying and surface electroplating, etc. and we are specializing in design, production and sales of metal accessories for mobile phones, computers, digital products and household appliance
現引進了進口精雕機、火花機、線切割機等先進儀器及設備，以鑲石、銘牌、滑軌為主要生產線；以鋁、銅、鎳、不銹鋼、純金、純銀、鉆石、紅藍寶、晶石、鋯石等作為材質；在製作工序上，有沖壓、油壓、絲印、拋光、磨砂、腐蝕、電染、鑲石、表面電鍍等相關工藝，專業設計、生產、經營各類手機、電腦、數碼產品、以及家電產品上的五金裝飾件。The erosive wear behaviors of five engineering materials, include a3 steel, 1crl8ni9ti stainless steel, high chromium cast iron, ptfe and corundum, were studied by an air blast tester under ambient
採用氣流噴砂型實驗裝置測試了a _ 3鋼、 1cr18ni9ti不銹鋼、高鉻鑄鐵、聚四氟乙烯和剛玉五種工程材料的耐沖蝕性能。The results show that the damages to the appearance of concrete structures exposed to atmosphere, including honeycombing, cracking along rebar, rebar corrosion, and concrete delamination, are quite serious, that the poor quality of concrete construction, the insufficient thickness of local concrete cover, and the rebar corrosion expansion and dilatancy induced by carbonization of concrete cover are the main causes, and that the main form of damages to the overflow structure is the abrasion resulted from water scouring
結果表明，水閘的水上（大氣中）混凝土結構外觀破損十分明顯，露石露砂、順筋裂縫、鋼筋銹蝕、混凝土破損剝落等已十分嚴重；引起破壞的主要原因是混凝土施工質量較差，局部保護層厚度不足，混凝土保護層碳化引起鋼筋銹蝕脹裂，而水流沖刷磨蝕是水閘過流結構破壞的主要形式。In charge of one of major subjects of the national eighth five - year plan, i. e. " study on shotcreting techniques of polyacrylate emulsion cement mortar for impermeability coating of pu ding rcc dam ", the achievement of which has been appraised by the ministry of electric power and evaluated as reaching national leading level. 2. in charge of the major subject aided by the committee of national natural science funds, " study on durability of high bolumes of fly ash concrete ", the first phase achievement of which has been commended by the committee. 3. in charge of one of major subjects of the national ninth five - year plan, i. e. " study on high performance concrete in marine engineering, design and construction ". 4. acting as one of editors - in - chief of " technical specification for abrasion and cavities resistance of concrete in hydraulic structures ", which is issued by the ministry of water resources. 5. by providing the repairing and strengthening schemes on seepage and cracks of the basement of nanjing lukou international airport, the air traffic opening of the airport was ensured as scheduled. 6. consulting services on techniques of high performance and abrasion - erosion resistance concrete for three - gorges project, anti - corrosion of reinforced concrete strutures for the ore port of shanghai baoshan iron and steel works, mass fly ash concrete for jiangyin yangtze river bridge and pumping concrete for nanjing yangtze river second bridge
主持國家「八五」攻關項目「普定碾壓混凝土壩上游面丙乳砂漿防滲層大面積施工工藝研究」 ，成果通過部級鑒定，評價屬國內領先水平； 2 .主持國家自然科學基金重大項目「高摻量粉煤灰混凝土的長期性能研究「 ，階段成果獲國家自然科學基金委通報表彰與獎勵； 3 .主持國家「九五」攻關項目「海工高性能混凝土成套技術研究」 ； 4 .水利部「水工混凝土抗沖磨防空蝕技術規范」的主編之一； 5 .為南京祿口國際機場地下室修漏與裂縫補提出技術方案被采納並實施，為機場如期通航作出貢獻； 6 .為三峽工程抗沖磨高性能混凝土技術、上海寶鋼礦石碼頭鋼筋混凝土防腐蝕技術、江陰長江大橋大體積粉煤灰混凝土技術、南京長江二橋泵送混凝土技術等提供咨詢建議。By physical and chemical testing and comprehensive analysis, it is suggest that deposited sands and rubber relics lead to local clogging of the pipe, so vortex around the clog lead to erosion abrasion
通過理化試驗和綜合分析后認為，海水中沉積的泥砂和管內橡膠殘片集結成一體，對傳熱管形成局部阻塞，水流在阻塞物周圍產生渦流，發生沖蝕磨損，造成鈦管泄漏失效。Based on gas - solid two - phase flow theory and the phenomena and data results of experiments on erosion wear ceramic nozzles, the behavior arid influence factors of ceramic nozzles ' erosion wear were investigated in order to provide theory support for anti - erosion design of ceramic nozzles
摘要以氣固兩相流理論為基礎，結合陶瓷噴砂嘴沖蝕磨損實驗中得到的現象和數據結果，研究了噴砂嘴沖蝕磨損行為和影響因素，為陶瓷噴砂嘴的耐磨結構設計提供了動力學理論支持。Erosive resistance of grey cast iron matrix composite has been investigated, on the condition of different volume fraction of wc and erosive angles and volume fraction of. the results showed that, the erosive resistance of composite with volume fraction of 27 wt % was the best ; volume abrasion rate of composites with different erosive angles was maximum at 50 angle, but volume abrasion rate was less at 0 and 70 angle ; on condition of the same volume fraction of wc and larger size of quartz sand in slurry, volume abrasion rate increased
結果表明：碳化鎢體積分數為27的灰鐵基復合材料的耐沖蝕磨損性能最佳；不同沖蝕角下復合材料的體積碳化鎢顆粒增強鐵基表面復合材料及其沖蝕磨損性能研究摘要磨損量在50 「沖蝕角處最大，在0 」和70 」沖蝕角處較小；在碳化鎢顆粒體積分數相同的情況下，當漿料中的石英砂粒度大時，其體積磨損量增大。Effect of impact angle on erosion of the steels used for hydraulic turbines under impacting of sand particles from the yellow river
黃河砂沖擊下水輪機用鋼沖蝕攻角效應Sand erosion effect
砂沖蝕效應Sand erosional probe
砂粒沖蝕探頭Near the faulty step - break, low stand system developed, and some sediment system distribute broad, such as alluvial fan, low stand wedge, low stand fan, and so on. the sand body can form not only the trap of dying out upward and sand lens, but also fault - iithology trap. the study shows that fault - lithology trap is most important trap style in study area especially sha - 3 formation
斷階坡折附近是低水位體系域發育的重要場所，常發育沖積扇、沖蝕作用的下切河道以及低水位楔狀體、低水位扇體等沉積體系，這些砂體不僅具有形成上傾尖滅或砂巖透鏡體圈閉的條件，而且可形成斷層?巖性圈閉。Main processes of zhixin include : tooling manufacturing, cutting, cross cutting, punching, cnc, milling, engraving, high glossing, polishing, grinding, painting, anodizing, etching, silk screen and packing
主要製程為：模具製造、裁剪、剖溝、沖壓、 cnc 、雕刻、高光、研磨、噴砂、烤漆、氧化、腐蝕、絲印等鋁加工處理。Determination of the impact speed of eroded particles in a slurry medium - containing quartz sand for the erosive - corrosive wear
砂漿沖刷腐蝕磨損介質中粒子沖擊速度的確定分享友人