耐壓縮試驗 的英文怎麼說
中文拼音 [nàiyāsuōshìyàn]
耐壓縮試驗
英文
compre ion test-
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 % 。Studies the influence of system matching on the operation stability of automobile air conditioner compressors on the endurance test bed
摘要就系統匹配對汽車空調壓縮機耐久性試驗臺運行工況穩定性的影響進行了試驗研究。According to the special shape and operate requirements of the torpedo, the structure and moulding process of the torpedo shell are established, in which the body and overlay block with grooves are moulded by fiber winding, and close moulding respectively with the adhesive by limited stop compression. in the light of the selection of raw material system, composite system with outstanding performance are defined, based on which the mechanical properties are tested., with the overall consideration of structural characters and design demands, the main factors which may have effects on the strength and stability ( including stiffness section dimension, stiffeners space, skin thickness and skin lay angle ) is optimized one by one for the structure design parameters on the base of the fem model of skin, stiffness and layover block by fem. as a result, the prototype with 1 : 1 proportion and its structure and lay optimization design are completed. the moulding technology for polyurethane foam moulding the stiffened shell is obtai ned in terms of the design, manufacture moulding, experimental mould and tooling
依據在研產品特殊的外型結構和使用要求,確定了該型號水雷復合材料殼體的具體結構形式和復合成型工藝路線,即由纖維纏繞工藝成型主體異形件,閉模成型帶通槽外貼塊,用限位加壓工裝實現粘接的工藝路線;通過對原材料體系的篩選,確定了綜合性能較好的復合材料體系,以此為基礎進行了力學性能測試;運用有限元方法,建立了蒙皮、筋條和外貼塊的分析模型,綜合考慮結構特點和設計要求,對影響結構強度與穩定性的主要因素(包括筋截面尺寸、筋間距、蒙皮厚度、蒙皮鋪層角度)分別進行了結構設計參數的優選,最終完成了復合材料異形耐外壓殼體1 : 1樣件和縮比實驗件結構及鋪層優化設計;完成了聚氨酯泡沫胎成型內置加筋殼體的成型工藝技術研究;對縮比件進行外壓性能測試,並給出了應力、應變測試結果。Servo control computer system / microcomputer universal testing machines, ozone tester, compression flexometer, computer hdt / vicat tester, digital impact tester, melt flow indexer, moving die rheometer, mooney viscometer, lamination of pvc plastic press tester
伺服控制電腦系統微電腦式拉力試驗機,耐臭氧機,橡膠壓縮生熱試驗機,塑料用維卡熱變形,數位沖擊試驗機,塑膠熔體流動速率機,無轉子密閉膜腔硫化儀,門尼黏度試驗機等等。Abstract : a brief introduction to scientific research in the three gorges project ( tgp ) and the applications of research achievements is given, which include treatment of newly slited layer on the foundation of the first stage earth - rock cofferdam, dumping bottom technique of river closure in deep water, construction of cut - off walls in the second stage earth - rock cofferdams, 3 - d computer simulation of river closure, concrete casting alternatives and selection of major construction equipment for the second stage construction optimization of durability of raw materials of concrete, deep sliding resistance and stability of the intake dam section, the section of the intake of the power station, the intake penstock of the power station, layout and hydraulics problems of shiplocks, stability of high slopes of shiplocks, and optimization of the system structural anchor bars to reduce the risk of cracking in the concrete wall and 700mw turbine generator units
文摘:介紹三峽工程的科研項目,綜述三峽工程開工以來的主要科研成果及工程應用情況,包括:一期土石圍堰基礎處理與施工技術;大江截流上下游土石圍堰平拋墊底研究;二期圍堰防滲工程研究;大江截流計算機科學管理;大壩混凝土澆築方案及主要施工機械選型;混凝土的原材料和耐久性優化試驗研究;大壩基礎深層抗滑穩定研究;三峽電站進水口型式研究;鋼襯鋼筋混凝土引水管道研究;蝸殼打壓、廠壩間伸縮節問題研究;永久船閘的引航道布置、輸水系統及水力學、高邊坡穩定、混凝土襯砌墻的結構與支護研究;特大型水輪發電機組的科學研究。A brief introduction to scientific research in the three gorges project ( tgp ) and the applications of research achievements is given, which include treatment of newly slited layer on the foundation of the first stage earth - rock cofferdam, dumping bottom technique of river closure in deep water, construction of cut - off walls in the second stage earth - rock cofferdams, 3 - d computer simulation of river closure, concrete casting alternatives and selection of major construction equipment for the second stage construction optimization of durability of raw materials of concrete, deep sliding resistance and stability of the intake dam section, the section of the intake of the power station, the intake penstock of the power station, layout and hydraulics problems of shiplocks, stability of high slopes of shiplocks, and optimization of the system structural anchor bars to reduce the risk of cracking in the concrete wall and 700mw turbine generator units
介紹三峽工程的科研項目,綜述三峽工程開工以來的主要科研成果及工程應用情況,包括:一期土石圍堰基礎處理與施工技術;大江截流上下游土石圍堰平拋墊底研究;二期圍堰防滲工程研究;大江截流計算機科學管理;大壩混凝土澆築方案及主要施工機械選型;混凝土的原材料和耐久性優化試驗研究;大壩基礎深層抗滑穩定研究;三峽電站進水口型式研究;鋼襯鋼筋混凝土引水管道研究;蝸殼打壓、廠壩間伸縮節問題研究;永久船閘的引航道布置、輸水系統及水力學、高邊坡穩定、混凝土襯砌墻的結構與支護研究;特大型水輪發電機組的科學研究。Methods of test for soils for civil engineering purposes - compressibility, permeability and durability tests
土木工程用土壤試驗方法.第5部分:可壓縮性滲透性和耐用性試驗In the light of its special property being not easy to gain strength, through mechanics researches on different methods to stabilize this kind of low _ liquid _ limit silty soil as subbase material, evaluated both technically and economically, we have got a cement lime stabilization plan to meet the index requirements for non _ side _ limit strength of compression of subbase of class2 road stipulated in the specification ; by means of improving the workmanship, thickening the loose layer of soil, adding soil on covering weave fabric before compaction, such problems can be solved as very poor compaction, loose surface during compaction, roughness and unevenness, coats of layer and shear damages
本文針對黃河沖積而成的低液限粉土其粘粒含量極低、土的不均勻系數很小、膠體活性差的工程特性,通過採用不同方法穩定該類土作底基層材料的力學性能研究,從技術、經濟角度綜合評價,得到滿足規范抗壓強度指標要求的水泥石灰穩定方案。通過對原材料、試驗配合比設計、施工、等方面進行優化,從而顯著減輕了基層的早期及長期縮裂程度,從而提高了路面的耐久性。Methods of testing dense shaped refractory products - part 9 : determination of creep in compression ; german version en 993 - 9 : 1997
壓實成形耐火製品試驗方法.第9部分:壓縮蠕變測定With the prerequisite of meeting requirement of its working performance, the mix design of common grades can be concluded though strength test if we check various property of the said concrete with the certain mix design, such as compressive strength, tensile strength, elastic modulus, reinforcement wrapping strength, leakage resistance, shrink property and charring resistance, and compare them with property of ordinary concrete, we will find that the various dynamic property of self - densifying high performance concrete is very satisfactory and the durability is quite ideal
在滿足自密實高性能混凝土工作性能的前提下,通過強度試驗得出常用強度等級混凝土的配合比,檢測該配合比下的自密實高性能混凝土的抗壓強度、劈裂抗拉強度、彈性模量、鋼筋握裹力性能、抗滲性、收縮性、抗炭化性等性能,以及各種性能與普通混凝土的比較,驗證自密實高性能混凝土硬化后的各方面力學性能是完全能夠符合要求的,並且具有較高的耐久性。Development about durability test - bed of refrigerating compressor for the automobile air conditioning
汽車空調用製冷壓縮機耐久性試驗臺研製In this article, through lab and engineering site trials that the physical data of new type pipe materials is corrected, the results are as follow : ( l ) the expansion coefficient of new plastic pipe materials is more large than that of iron pipe. ( 2 ) new plastic pipe materials have different heat - resisting character and according to the water temperature to choose pipe materials ; ( 3 ) the loss of head of water for new type pipe materials is more smaller than iron pipe and also correct the loss of head of water that calculated by theory ; ( 4 ) probing into the press - resistance character of new plastic pipe materials
本文通過試驗室試驗及工程現場試驗,對新型給排水管材的幾個重要的物理性能參數進行實驗測定,糾正了以往的錯誤認識。研究結果表明: ( 1 )新型塑料管材線脹系數遠遠大於鋼管和鑄鐵管,設計和施工中要嚴格考慮管道的伸縮; ( 2 )新型塑料管材耐高溫性能各不相同,需根據管內水溫選定管材; ( 3 )新型管材水頭損失遠小於鋼管,並對原水頭損失計算公式進行了修正; ( 4 )對于塑料管材的耐壓性能進行了探討。Standard test methods for compressive creep of chemical - resistant polymer machinery grouts
耐化學腐蝕共聚物機械灰漿壓縮蠕變標準試驗方法Standard test method for determination of compression resistance and recovery properties of highloft nonwoven fabric using static force loading
用靜力荷載測定高蓬鬆度非編織物的耐壓縮和回復性的標準試驗方法In the experiment the author study on increasing the durability ( including strength, dry shrinkage, abrasion resistance and freeze resistance ) of roller compacted concrete ( rcc ) by mixing fly ash
摘要試驗採用在碾壓混凝土中摻入粉煤灰(其摻量占膠凝材料總量的10 % ~ 45 % )的方法來提高碾壓混凝土耐久性(包括強度、干縮、耐磨性和抗凍性) 。分享友人