bar-to-bar test 中文意思是什麼
bar-to-bar test
解釋
片間試驗-
To test the idea, one group of ten pigeons had strong little bar magnets attached to their backs
為驗證這一看法，一組為十隻的鴿子背上縛上了強力小磁棒。 -
In view of bearing capacity of the elastoplastic theory analysis, the author made a comparison between the achieved bearing capacity limit load pi / 4 of round base ( space problem ) and the limit load pi / 4 of bar groundwork foundation design ( plane problem ) from soil mechanics at home and abroad as well as foundation criterion, and explained why the value of formula in present design criterion from soil mechanics is inclined to be conservative. in the light of the author ' s many years experience of vibration test on the spot and the research work of relevant projects, the author worked over the dynamic pile testing of the bearing capacity of foundation and batholith, and gathered the parameter of dynamic analysis and testing. the author also talked over the difficult point of pile foundation design criteria in present batholith engineering world, i. e. the confirmation of batholith bearing capacity of pile end, from the following aspects : a ) confirmation of single axis counter - pressure strength of rock in house ; b ) f. e. m calculation of elastoplastic model ; c ) calculation of soil mechanics ; d ) deep well load test
然後，對巖土工程領域至今尚未解決，甚至不為人注意的考慮地基變形的地基承載力問題進行了實用化的探討，提出了考慮地基變形的地基承載力上程計算方法；對基於彈塑性理論分析的地基承載力國內尚未見報道的空間問題得到了圓形基礎（空間問題）的承載力界限荷載p _ （ 1 / 4 ） ，並與國內外土力學專著及地基基礎設計規范中的條形基礎（平面問題）的界限荷載p _ （ 1 / 4 ） ，進行了對比，從而定量上解釋了目前設計規范引用土力學承載力公式值偏於保守的這一情況；根據本文作者多年從事現場地基工程振動試驗及相關課題的研究工作，本文以截頭錐模型模擬地基，對地基（巖基）承載力的動測法進行了研究，為各類地基（包括巖基） ，匯總了動力分析和檢測川的參數：針對日前巖土工程界應用樁基設計規范中的難點? ?樁端巖基承載力的確定問題，從巖石室內單軸抗壓強度確定、基於彈塑性模型的有限單元法計算、土力學計算及深斤載荷試驗四方面進行了深入討論；本文作者根據多年現場載荷試驗的工程實踐，對深井荷試驗裝置的核心部分? ?反力裝置，設計了側壁支撐反力加載系統，該加載系統具有實用、簡便、穩定及安個等優點。 -
Based on the numerical simulation and accuracy analysis to previous slab ' s test with the ansys program, the study of composite wall, with various detail design under potential load action respectively or jointly is carried on and the wall ' s atress behavior and failure mode is obtained, also the influence to wall ' s stiffness and bearing capacity by kinds of factors, including wall ' s shear span ratio, member ' s section, bar arrangement, etc. based on the hammer blow test and stiffness test, a 1 / 3 scale ten - bay model ' s modality parameter and elastic deformation characteristic is analyzed
在對密肋復合墻板運用ansys ~ （ （ ? ） ）程序進行數值模擬、分析驗證的基礎上，對典型組合墻體在不同連接構造和不同荷載效應組合作用下的受力形態和破壞模式進行研究；計算分析了復合墻體剪跨比、邊框柱截面尺寸、邊框柱配筋大小以及墻板內肋梁肋柱配筋等諸多因素對密肋復合墻體承載力及剛度的影響，得出其變化規律。 -
Through the dry and wet cycling experiment on unmarred beam and pre - cracked beam, the position of initial corrosion and influence of crack on the reinforcing bar corrosion are studied in this paper both the flexural bearing capacity performance and the material mechanical performance of the beams are studied on the test of full scale concrete beam a model of 3d fem is established to simulate the state of the actual full - sized rc beam and electronic accelerating test beams, computational results and test results are compared
通過對混凝土梁的干濕循環試驗，研究了在混凝土梁中的鋼筋初始銹蝕情況，以及不同寬度的裂縫對于鋼筋初始銹蝕的影響。通過對足尺銹蝕混凝土梁的試驗，研究了混凝土梁在海洋環境侵蝕作用下的材料性能的變化和抗彎承載能力的變化。 -
Through the pull - out experiment, the load displacement curve was obtained. contrasting the test results under the different condition to post - installed bar, it was clear about the mechanism of the inorganically post - installed bars. the test results of inorganically post - installed bars was compared especially with the traditional organically post ? installed bars
通過拉拔試驗，得到了荷載位移曲線，對比了不同條件下植筋的試驗結果，明確了無機植筋的受力過程，特別同有機植筋進行對比，並提出了帶錐頭無機植筋的施工工藝。 -
According to the test results from the yellow river water - sediment regulation, especially the first test, e paper analyzes the results of the scouring or deposition in the lower river and the area of the river - mouth bar, the adjustment of the channel morphology, the effect of channel regulation and the changes of flowing capacity of the lower reaches
根據這兩次黃河調水調沙試驗成果，特別是首次調水調沙試驗成果，對下遊河道沖淤效果、河口攔門沙區泥沙沖淤量及其分佈、河勢調整、整治工程作用及河道過流能力變化進行了分析。 -
On the basic of a great of literature reading and research on safety of side impact of the car, according to requirement of ece r95, applied madymo6. 2. 1 software, established simulation model of side impact of the car, researched the relationship between side rigidity of the car and passenger injury in side impact, which showed that during first impact the bigger side rigidity was, the more advantaged protection for the car and passenger in a definite range, and which drew a conclusion that the most serious part of passenger injury was pelvis during first impact. then detailed the substructure model by defining bodies, joints, contact types and contact characteristic, researched some improvement approach for side safety of the car, and then analyses a particular case, that was to say to fix vehicle door bar fender on between inner and outer plate of the vehicle door, analyzed the influence of passenger injury when the bar fender was fixed on different position, the result showed that the passenger injury was less when the bar fender was fixed on the height of vehicle door decorate bar. finally, a set of tests were performed, contrasting the simulation result with the test, analyzed the influence of the side rigidity of the car to passenger injury, which showed the test
本文在對汽車的側面碰撞安全性進行大量文獻閱讀和研究的基礎上，按照歐洲ecer95側面碰撞乘員保護法規的要求，應用多剛體動力學軟體madymo6 . 2 . 1 ，建立了汽車的側面碰撞模擬模型，研究了汽車的側面剛性對乘員損傷的影響，結果表明在「一次碰撞」中，在一定范圍內汽車側面剛性越大，越有利於汽車和乘員的保護，同時得出結論，即在「一次碰撞」過程中人體損傷最嚴重的部位是骨盆;然後通過定義各剛體、鉸鏈、接觸類型以及接觸特性，對該模型進行子結構細化工作，研究了加強汽車側面安全性的若干改進措施，並進行了一個特例分析，即在此模型的車門內外板之間安裝了車門防撞桿，分析了當車門防撞桿安裝在不同位置時對乘員損傷的影響，結果表明防撞桿位於車門裝飾條的高度時，對乘員的損傷較小;最後進行了一組側面碰撞試驗，通過試驗和模擬結果的對比，分析汽車的側面剛性對乘員損傷的影響，表明試驗和模擬結果是一致的，從而證明了模擬模型的有效性以及模擬結果的正確性。 -
In this paper, on the foundation of synthesizing engineering practice and study result of planted bar technique by chemistry glue on the domestic and international, embedded experiment study and theories analysis are done about bonded anchor behavior of chemistry planted bar anchorage behavior in this paper, the experimental results of 32 pulling resistance test ( meiya z3530 ) are given, considering some factors to affect bonded anchor behavior of chemistry planted bar such as the strength of concrete anchorage lengths diameter of steel bar and holes thickness of the protecting layer confecting circumstance of the hoop bar and quantity of construction especially which is very easy to be neglected and so on, and bonded anchor mechanism failure mode load carrying capacity and slide behavior are analyzed in - depth
本文在綜合國內外化學膠植筋技術的工程實踐和研究成果的基礎上，對化學植筋的粘結錨固性能作了較深入的試驗研究和理論分析。文中通過32個化學膠（美亞z3530 ）植筋試件的拉拔試驗研究，考慮混凝土強度、錨固長度、鋼筋植筋、鉆孔孔徑、保護層厚度、箍筋配製情況及施工質量等因素對植筋粘結性能的影響，特別是植筋的施工質量對粘結性能的影響是比較容易被忽視的因素，對化學植筋的粘結錨固機理、破壞形態、承載力及滑移性能作了比較深入的剖析。 -
Since the existed research has n ' t illuminated the failure form of post - embedded reinforcing steel bar bonding anchor and its mechanism, has n ' t systematic research on factors influencing the function of post - embedded reinforcing steel bar bonding anchor, and also failed to test on the long period validity of post - embedded reinforcing steel bar bonding anchor, it is very unfavorable for the spread and application of post - embedding technique. in the meantime, the fact that the present post - embedding anchoring material is of few kinds, high prices and still - to - be - improved performance has become the bottleneck of the post - embedding technique ' s development, which has restricted its further application and development. therefore, it is of great importance to develop a new type high - performance inorganic anchoring material with reasonable price and improved performance
由於已有研究對后植鋼筋粘結錨固的失效形式、破壞機理未作出明確回答，對后植鋼筋粘結錨固性能的影響因素未進行系統研究，對后植鋼筋粘結錨固的長期有效性未予以試驗證實，不利於植筋技術這種新型結構加固技術的推廣應用，同時現有植筋錨固材料存在品種少、價格高、性能需要進一步改進和提高等局限性，已成為植筋技術發展的瓶頸，制約了植筋技術的進一步應用和發展，因此開發價格合理、性能優良的新型高性能無機質類錨固材料就顯得尤為重要和迫切。 -
On the basic of former research men ' s experience, 18 experimental members ( including 9 simple beams and 9 restrained beams ) are designed and tested. in the experiment, phenomena are observed and record by taking photos in the whole process from the first crack appears to test members crash completely, experimental data is attained including load values of crack - appear load, critical load and terminal load, stress values of reinforcing steel bar stress, compressed concrete stress and beam flank stress and values of deflection etc. by analyzing the crack ' s appearing and developing form and stress values of concrete and steel bars, the crash modes of test beams are defined ; shearing force - deflection curves are contrasted and analyzed ; the effects on shear strength of the three factors as shear span ratio, concrete strength and restraining moment are also analyzed
借鑒已有試驗的經驗，本文設計和完成了對18根超高強混凝土無腹筋梁（包括9根簡支梁和9根約束梁）在集中荷載下抗剪強度的試驗，觀察了試件從裂縫出現到完全破壞失去承載能力全過程的試驗現象並通過拍照進行記錄，獲得了試件的斜裂縫出現荷載、臨界斜裂縫荷載和極限荷載等荷載值和縱筋應變、混凝土受壓應變和梁側混凝土應變等應變值以及撓度值等。 -
And takes the method of passing electricity in wet environment to carry on the reinforcement corrosion acceleration to the reinforced concrete, and uses the linear polarization method to carry on the test to the polarized resistance and corrosion current density of the steel bar flowed through by electricity at different time, analyzing the rule of the change of the reinforcement corrosion parameters, and test the chloride ion diffusion coefficient to evaluate the impermeability of the concrete
本文以不同水灰比、不同含氣量、不同引氣劑的鋼筋混凝土為研究對象，採用濕通電法對鋼筋混凝土進行加速銹蝕，同時採用線性極化法對不同通電時間的極化電阻和腐蝕電流密度進行測試，分析銹蝕參數的變化規律，並通過測定cl -擴散系數來評價其抗滲性。 -
A way to avoiding crack or reducing crack width of concrete or reducing distortion of member is using prestressed concrete. the writer tried to make full use of the merit of the prestressed concrete and designed prestressed concrete mandril to control crack of structure. the prestressed concrete mandril, which was firstly applied high pressure on a small concrete bar, and then was made in concrete, so it would act as reinforced bar and resist load. in this thesis the writer designed 24 mmnbers and had experimental study of them, reached the conclusion that the effect of resisting crack of the prestressed concrete mandril was good when the load was not large, it can enhance the capacity of resisting crack and reduce the crack distance and crack width, but when the loads was large, the effect of resisting crack was not good, when we used the prestressed concrete mandril and reinforced bar together in member, the effect of resisting crack was very good. the writer analysed the adherence mechanism and wreck mechanism of the prestressed concrete mandril in anxial tension members, and according to the character of the prestressed concrete mandril, the writer constructed the bond model of it. then the writer introduced the analysis theory of crack including the bond - slip theory, the non - slip theory, the synthesis theory and mathematics stat method. the different theory had different theory base, they considered that the primary affection of crack width was different. in this test, the crack distance and crack width of members which placed reinforced bar were match to the compute value of the code gb 50010 - 2002 very well. to the members which
本文共進行了24根試件的試驗研究，得出了預應力混凝土芯棒能較大地提高構件抗裂承載力，在荷載小於預應力混凝土芯棒的開裂荷載時有較好的抗裂效果，能較大地減小裂縫間距和裂縫寬度，但是當荷載較大預應力混凝土芯棒開裂時預應力混凝土芯棒的抗裂效果不是很好，若將普通鋼筋和預應力混凝土芯棒一起使用時則有很好的抗裂效果。本文分析了預應力混凝土芯棒在軸拉試件中的粘結機理和破壞機理，根據預應力混凝土芯棒本身的特點，提出了預應力混凝土芯棒與后澆混凝土之間的粘結模型。然後本文詳細介紹了經典的裂縫分析理論粘結滑移理論、無滑移理論、綜合理論和數理統計方法，各理論有著各自不同的理論基礎，認為影響裂縫寬度的主要影響因素也各不相同。 -
In light of great harm from alkali - aggregate to concrete, the alkali activation of the limestone to be used as the aggregate for the concrete in the construction of zhangfeng reservoir is fully tested with petrographic method, accelerated mortar bar method and autoclave expansion test etc., so as to ensure the durability of the anti - abrasion concrete therein
摘要堿骨料對混凝土的危害很大，為保證抗沖磨混凝土的耐久性採用巖相法、砂漿棒快速法、壓蒸法等4種方法對陽城下川灰巖進行檢驗，以充分揭示張峰水庫混凝土粗骨料是否存在堿活性。 -
The test results indicated that : crack similitude of reinforced concrete simple beams is not equal to model scale under the working load ; when the amount and surface shape of reinforcing bar are same, the similitude of crack width, crack amount and crack spacing of reinforced concrete simple beams of different scales are all nearly equal to the square root of model scale ; when the amount and surface shape of reinforcing bar are different, the similitude of crack amount and crack spacing are still nearly equal to, whereas the crack width is not only approximately proportional to, but the influence of the amount and surface shape of reinforcing bar on crack width should be considered also at the same time
試驗結果表明：在使用荷載下，鋼筋混凝土簡支梁的裂縫相似率並不等於幾何相似比；當鋼筋根數及形式相同時，不同模型比尺下的鋼筋混凝土簡支梁的裂縫寬度、裂縫條數及裂縫間距的相似率，均約等於模型幾何相似比的平方根；當鋼筋根數及形式不同時，裂縫條數及裂縫間距的相似率仍然約等於，而裂縫寬度的相似率近似與成正比，但應同時考慮鋼筋根數與鋼筋表面形狀對裂縫寬度相似率的影響。 -
Measures for further developing concrete mix design were presented based on above work. for example, adopts pfca as an index in designing durability of concrete, uses mortar slump flow test to select cements and water - reducers and to measure saturation dosage of water - reducer in mortar and then determine optimum dosage of it in concrete, uses bar - slump test to determine stability and fluidity of fresh concrete, and consequently, the workability of high fluidity and high stability concrete such as pumped or self - compacting concrete can be designed by adopting proper cfvm determined in terms of rheological properties of designed mortar measured with cone - based rheometer
如採用粗集料破碎率作為耐久性設計的一個指標；採用砂漿坍落擴展度試驗選擇水泥和減水劑，確定砂漿中減水劑的飽和摻量，並通過上述數學模計算混凝土中減水劑的飽和摻量，以此為參照確定最佳摻量；採用障礙坍落度試驗確混凝土的穩定性和流動性，結合由漏斗式砂漿流變儀測定的砂漿流變性能確定合理的砂漿填充系數，從而實現對高流動性高穩定性要求的混凝土（如泵送和免振自密實等）的工作性設計。 -
The pseudo - dynamic test gives the model ' s earthquake response, failure characteristic and special seismic property, unveil the structure ' s failure procedure of " low density setin block ' s break - slab rib ' s break - end post ' s concrete craze - end post ' s steel bar yielding ", providing full and accurate experimental information to establish the seismic design method. the slab ' s crack discrimination condition is prescribe. the extreme shear strength bearing moment, shear and pressure synchronously shows the bearing capacity components and change in slab ' s failure process
提出了密肋復合墻體開裂的判別條件；對于墻體在彎剪壓耦合作用下的極限抗剪承載力性能，分析了其構成因素及其隨破壞過程的變化規律；在試驗研究和數值分析的基礎上，提出密肋復合墻體抗剪和抗彎承載力表達式，並對典型墻體多遇地震作用下的承載力可靠指標進行了驗算；對影響墻體抗剪能力的各種因素進行了顯著性分析。 -
It used to test mobile radio frequency ( rf ) field shown in both index bar and value to judge normal mobile transmission and rf output
具檢測手機射頻場強功能，以射頻電壓指示燈及射頻電壓值表示，從而判斷正常的射頻輸出及手機的發射情況。 -
Gas cylinder valves - part 5 : for test pressure up to 450 bar max. ; outlet connections
氣瓶閥.第5部分:最大試驗壓力為450巴.出口接頭
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