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- In seasonally frozen ground regions as well as permafrost regions,active layer is the most active terrane in terms of thermodynamics. 活动层夏季融化、冬季冻结的近地表土(岩)层,是冻土地区热力动态最活跃的岩层,在冻土研究中有着重要意义。
- The strength of frozen soil will decrease obviously if it is thawed, especially when ice lens is abundant in it, which is the main cause of the mud pumping in subgrade as well as the instability of foundation in seasonal frozen ground regions. 摘要冻土,特别是含冰透镜体的冻土解冻时,出现强度大幅度下降的弱化现象,这是季节冻土区内路基春季翻浆冒泥、地基失稳的重要原因。
- A STUDY OF PHREATIC FORMING CHARACTER IN SEASONAL FROZEN GROUND REGION 季节性冻土区潜水形成特征的研究
- The characteristics analysis on frost heaving of subgrade in the seasonally frozen ground region 季节性冻土区路基土的冻胀特性分析
- Research on frost heave susceptibility and classification of coarse grained soil of highway subgrade in seasonally frozen ground region 季冻区公路路基粗粒土的冻胀敏感性及分类研究
- frozen ground region 高原冻土
- In the heat the frozen ground began to soften. 冰冻的地面受热后开始融化。
- Snow soon blanketed the frozen ground. 冻土上很快就形成了一层厚厚的积雪。
- The frozen ground was difficult to dig. 冻土不好挖。
- Simulated Distribution of Active Layer Depths in the Frozen Ground Regions of Tibetan Plateau 青藏高原冻土区活动层厚度分布模拟
- It took up the whole afternoon to pick up the frozen ground. 我们花了一下午的时间刨冰冻的地面。
- Water Migration and Variation in the Subgrade Soils of Expressway in Seasonally Frozen Ground Regions 季节冻土区高速公路路基土中的水分迁移变化
- Study of Frost Heaving Susceptibility of Fine-Grain Soil of Highway Subgrade in Seasonally Frozen Ground Regions 季节冻土区公路路基细粒土冻胀敏感性研究
- A Singular Perturbation Method of Phase Change Temperature of Petroleum Pipeline in Seasonally Frozen Ground Regions for Irregular Boundary Configuration 非规则边界相变温度场奇异摄动解
- The frozen ground will have to be picked up by hand before machine digging can begin. 这冻土必须挖过后才能用掘土机掘土。
- The steel pipe crosses windswept plains and endless miles of delicate tundra that tops the frozen ground. 这个钢质管道穿过强风不断的草原和无边无尽的覆盖于冻土之上的苔原。
- Thrawing frozen ground is the key to alluvial gold mining in Permafrost horizon. 多年冻土砂金矿的开采,解冻是关健。
- If the permafrost melts, prodigious amounts of trapped methane gas will burp out of the once frozen ground. 二是暖化到什麽程度时,会使北极的多年冻土融化?
- The steel pipe crosses windswept plainsendless miles of delicate tundra that tops the frozen ground. 钢质管道穿过强风的草原和无边无尽的覆盖于冻土之上的苔原。
- The distributing of frozen ground is effected by litholo gy,landform,latitude and alritude. 岩性、地形、纬度、高度对冻土分布产生影响。