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环境侵蚀
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  environmental erosion
     Experimental Study of Soil-cement Pile Under Environmental Erosion
     水泥土桩的环境侵蚀效应试验研究
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     Experiments and Its Constitutive Model of Cement-mixed Soil under Environmental Erosion
     环境侵蚀下水泥土的损伤破裂试验及其本构模型
短句来源
     Experimental study of cemented soil under environmental erosion
     环境侵蚀下水泥土的力学效应试验研究
短句来源
     The timing effects of mechanical properties of cemented soil under environmental erosion
     环境侵蚀下水泥土力学特性的时间效应分析
短句来源
     The fracturing behaviors of cemented soil under environmental erosion are analyzed.
     对试验结果的分析表明,环境侵蚀对水泥土力学强度产生了明显的影响,而对破裂过程影响较小。
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  chemical erosion
     In order to investigate the behaviors of rock meso-cracking under chemical erosion,a new experimental system was developed on the basis of the rock meso-mechanics device.
     为了分析岩石在环境侵蚀下岩石的细观破裂行为,在已有岩石细观加载仪的基础上研制了侵蚀装置和数字显微观测系统。
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  “环境侵蚀”译为未确定词的双语例句
     ENVIRONMENT EROSION AND SURFACE PROTECTION TECHNIQUES OF REINFORCED CONCRETE
     钢筋混凝土的环境侵蚀与表面防护技术
短句来源
     Main so-called love online taking seeking the sexual love and is stimulated and met with the lust as purpose overflowing in virtual world is gone through, Network environment of pollution, Have corroded people's healthy soul, brought the serious negative effect for socialist spiritual enlightenment and citizen's morals.
     虚拟世界中泛滥的主要以寻求性爱刺激和情欲满足为目的的所谓网恋 ,污染了网络环境 ,侵蚀了人们健康的心灵 ,给社会主义精神文明和公民道德建设带来了严重的负面影响。
短句来源
     During the service time, large civil engineering infrastructures inevitably suffer from environmental corrosion, material aging, fatigue, impact and the coupling effects with long-time loads and extreme loads.
     环境侵蚀、材料老化和各种动静力荷载的长期效应、疲劳效应与突变效应等不利因素都会导致结构的损伤累积和抗力衰减,极端情况下更会引起灾难性的突发事件,造成恶劣的社会影响。
短句来源
     A BP neural network model is designed to analyze and solve the problem, the relationship of operational life of concrete construction and environmental corrosion mediator.
     设计了一个BP神经网络网络模型来分析解决这一问题,研究处于硫酸盐侵蚀下混凝土结构使用寿命与环境侵蚀介质间的关系。
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     Several problems of the durability of the reinforced concrete(RC) member in marine environment have been studied in this paper,which includes chloride's ingression in concrete,performance of concrete in marine environment,non-uniform corrosion model of reinforcing bar,initial corrosion of reinforcing bars in concrete beam and mechanical performance of corroded concrete member.
     本文对海洋环境中钢筋混凝土耐久性的若干问题进行了研究,主要包括氯离子在混凝土中的渗透、混凝土在海洋环境侵蚀下的性能变化情况、钢筋的不均匀锈蚀、混凝土梁中的钢筋初始锈蚀、和锈蚀混凝土梁的力学性能等内容。
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  environmental erosion
Sometimes, trade-offs are inevitable, such as increased economic growth at the expense of environmental erosion.
      
  chemical erosion
Spectroscopic experiments yielded data on the flow of carbon atoms from the surface of a plasma collector and on the contribution of chemical erosion to the surface-damage process.
      
It was found that the PEAs, in the presence of enzyme solutions, were biodegraded by surface chemical erosion mechanism, according to the first-order kinetics.
      
The surface immobilized enzyme can also catalyze the chemical erosion of the PEAs.
      
Determining the quantity of material worn away from a wall in a turbulent boundary layer as a consequence of chemical erosion wh
      
The surface feature textures of quartz grains in the residuum were formed mainly by the chemical erosion, which revealed a long-term humid-tropical environment when the residuum and the palaeokarst formed.
      
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he different complex metal-n type Si contact electrode system is deposited by using themethod of electron beam evaporation.The contact resistance,the mechanical firmness,and thestability of the contact system are tested.The experimental results have indicated that Mg/Al-nSicontact system has a low contact resistance,its specific resistance is 1. 4× 10-6Ω·cm ̄2,and has asplendid firmness.The system can bear the lash of high temperature and erosion of high humidi-ty.

用电子束蒸发方法,在n型硅上制作不同的复合金属-n型硅接触系统。对接触系统的接触电阻、机械牢固度、稳定性进行了试验,实验结果表明,Mg/Al-nSi接触系统具有很低的接触电阻,其比电阻为1.4×10-6Ω·cm ̄2,并且有良好的机械牢固度,耐高温冲击和高温环境的侵蚀。

In this paper, the authors analyze systematically the variation of strength and dynamic modulus of RC structures caused by long time environmental excursion. The shortcomings of the analytical model of reliability existing in the current code of concrete structures are put forward. The influence of time factor on the earthquake resistant reliability of RC frame structures is studied by use of dynamic reliability model and deformation...

In this paper, the authors analyze systematically the variation of strength and dynamic modulus of RC structures caused by long time environmental excursion. The shortcomings of the analytical model of reliability existing in the current code of concrete structures are put forward. The influence of time factor on the earthquake resistant reliability of RC frame structures is studied by use of dynamic reliability model and deformation damage criterion .

系统地分析了钢筋混凝土结构在长期环境侵蚀作用下强度、动弹性模量的变化规律.指出了现行混凝土设计规范中可靠度分析模型的缺陷,并利用动态可靠度模型以及变形破坏准则研究了时间因素对RC框架结构抗震可靠度的影响.

Abstract In this paper a formation model of aging and faults is established for hydraulic structure group. The transformable relationships among states of aging, maintenance and replacement are intensively inquired into under certain conditions. A possibly reached stable state of structure group is analysed. Finally, the practical valuable macro forecast and control models for hydraulic structure group are proposed.

本文建立了工程群体的老化病害结构模型;探讨了在环境侵蚀、维修、重建等情况下各状态之间的转移关系;分析了整体结构可能趋向的稳定状况;确定了一个有实际使用价值的宏观预测与控制模型.

 
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