• When the robotic arm first reached that depth, it hit a hard layer of frozen soil.

    机械首次达到那个深度的时候,碰到了一坚硬冰冻土壤

    xbqawl.blog.163.com

  • Based on the consideration of fictitious crack and the cementation force of ice in the frozen soil, the two dimensions model of frozen soil roadbed stability are proposed.

    根据车载下冻土路基受力特征,应用虚拟裂纹概念,考虑冻土特有胶结作用,提出路基稳定性二维模型

    dict.cnki.net

  • Scientists have said that permafrost thawing will set off another problem because the process will release massive amounts of greenhouse gas methane currently trapped in the frozen soil.

    科学家因为多年冻土消融过程中将会释放出大量深埋地下的温室气体——甲烷,多年冻土消融将会引发另一问题

    www.fanyitie.com

  • Thermokarst failures occur when permafrost—a layer of frozen soil in Earth's polar regions—thaws and becomes unstable, possibly releasing greenhouse gases into the atmosphere.

    随着永久冻土带消溶分崩离析,热喀斯特现象大量出现,埋藏地下(甲烷等)温室气体可能散发大气中

    www.gogoenglish.cn

  • The paper summarize some common types for earth-retaining wall failure in seasonally frozen soil region, analyses failure cause, introduces prevention and cure measures through project exemplar.

    本文结合工程实例总结季节冻土区土墙破坏常见几种型式分析了破坏主要原因,并介绍了防治措施

    dict.cnki.net

  • On the basis of the analysis of the distribution law of long-term frozen soil at the northeast slope of Mt.

    分析大兴安岭东北多年冻土分布规律基础,论证了该区冻结层水特征。

    www.dictall.com

  • In despite of vertical connected permafrost or vertical detachment of frozen soil, activity layer exist a frost-thawing interface that develops downwards.

    不论垂向衔接多年冻土还是垂向衔接多年冻土冻土活动都存在一个向下发展变化冻融界面

    www.dictall.com

  • Nowdays, it is just a hotspot in the field of frozen soil how to measure the dynamic elastic mechanical indexes of the frozen soil using ultrasonic technology.

    采用超声波技术测定冻土弹性力学指标正是目前冻土学术界及工程领域致力研究一个热点

    www.dictall.com

  • The lengthwise cracks caused by frost heave, and settlement, bulge, rut caused by spring thaw are the main forms of frost damage of roads in seasonally frozen soil region.

    形成纵向裂缝道路翻浆导致沉陷鼓包车辙变形季节冻土区高速公路路基冻害主要形式

    www.dictall.com

  • For the frozen weathered bedrock, sandy gravel and pebble bed, it is more suitable to use drilling and blasting method than to use the frozen soil excavator.

    冻结风化基岩砂砾卵石冻土挖掘机效率低,采用爆破法采用抓岩机装载冻土

    dict.cnki.net

  • The impact penetrant specific energy of frozen soil indicates the work of chiseling the frozen soil per unit volume, and reflects the ability to impact frozen soil.

    冻土表示单位体积冻土消耗反映冲击破碎冻土能力

    dict.cnki.net

  • Variations of frozen soil layer have direct relation with the energy exchange between the ground and atmosphere.

    冻土层变化地气交接面的能量交换过程直接联系

    dict.cnki.net

  • The hydro-physical characteristics of snow, ice and frozen soil, as well as their contribution to runoff formation, are the main aspect of hydrology in cold regions.

    冰雪冻土水文物理特性及其径流形成过程的作用寒区流域汇流主要矛盾或矛盾主要方面

    dict.cnki.net

  • The research of the failure theory and criterion is the foundation of the frozen soil fracture mechanics.

    研究冻土破坏理论破坏准则冻土力学基本理论问题。

    danci.911cha.org

  • It is proved that drilling and cutting of frozen soil with no dust and low noise is feasible.

    实践证明冻土具有噪音粉尘等优点,冻土行之有效的方法。

    dict.cnki.net

  • As basement of foundation of various buildings in cold regions, frozen soil plays an important role for building safety and utility.

    冻土作为寒区工程地基基础,其破坏形式破坏机理研究是冻土力学重要研究领域之一。

    dict.cnki.net

  • The correlation between temperature, moisture and stress must be concerned in frozen soil no matter it is in the process of melting or freezing.

    冻土冻结融化过程中,区和区发生物理过程涉及温度场水分场、应力场场的耦合作用问题

    dict.cnki.net

  • In the process of deformation of frozen soil, the unloaded dynamic elastic modulus is not constant, and tends basically to steady after the strain is more than 1%.

    冻土回弹动弹土体应变过程中值,应变大于1%之后趋于稳定随测定时应变速率加大而变大。

    www.dictall.com

  • These will lead to the microstructure damage of frozen soil and show an obvious anisotropy simultaneously.

    这几方面因素使冻土产生微结构损伤同时表现明显各向异性

    danci.911cha.com

  • Application of fracture mechanics of frozen soil to strength and stability analysis of retaining wall is discussed, fracture criteria are presented, and a simplified of practical method is given.

    讨论冻土断裂力学挡墙基础强度稳定性分析中的应用讨论实际工程问题简化方法给出冻土断裂力学判据

    dict.cnki.net

  • The adjustable ventilated embankment, which is adopted in Qinghai―Tibet Railway, is an ideal engineering measure to protect warm frozen soil.

    调控通风管路基一种理想保护高温冻土工程措施

    www.dictall.com

  • The dust emission much influenced by thaw time of soil, soil wetness and the thaw period and depth of frozen soil.

    沙尘暴发生依赖土壤融化时间土壤融化土壤条件上年冬季冻土深度

    dict.cnki.net

  • In 1968, oil was discovered beneath the frozen soil on Alaska's Northern Slope.

    译:1968年阿拉斯加北边坡地冻土下面发现石油

    www.xueliedu.com

  • Accordingly, considering frozen soil as a viscoelastic plastic material, this paper gives a progressive yield criteria to describe the creep off.

    弹性变形的积累一定条件导致了冻土渐进屈服的出现,渐进屈服反过来又促进了冻土蠕变的进一步增加。

    www.dictall.com

  • Dynamic damping ratio of frozen soil decreases with increment of frequency or decrement of temperature.

    冻土阻尼频率增加温度降低而减小

    dict.cnki.net

  • The technology and key problems of analogy method applied in the triaxial compressive test study of frozen soil are presented.

    主要介绍相似方法冻土抗剪强度低温压缩试验研究中的应用若干关键科学问题

    dict.cnki.net

  • On the basis of migration of seasonal frozen soil, simulates the Yellow River Source Region's runoff by snowmelt runoff model and tank model.

    根据流域特点,考虑季节性冻土运移状况下,采用融雪径流模型水箱模型结合的方法,在整个黄河源区进行模拟

    www.xjishu.com

  • On the basis of migration of seasonal frozen soil, simulates the Yellow River Source Region's runoff by snowmelt runoff model and tank model.

    根据流域特点,考虑季节性冻土运移状况下,采用融雪径流模型水箱模型结合的方法,在整个黄河源区进行模拟

    www.xjishu.com

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