frost heave 中文意思是什麼
frost heave
解釋
（道路的）凍脹，冰凍隆脹。-
Study on the observation of delamination frost - heave amount
分層凍脹量的觀測方法研究 -
The settlement against frost heave and frost boil of road
淺析路基凍脹與翻漿 -
The measures for preventing the frost heave of the lining channel
寒區襯砌渠道的防凍脹措施 -
Thermal performance of buildings - thermal design of foundations to avoid frost heave
建築物的熱性能.地基防凍脹的熱設計 -
Standard test methods for frost heave and thaw weakening susceptibility of soils
土壤對凍脹和解凍變弱敏感性的標準試驗方法 -
The slity soil has the greatest frost heave strength in all of soil and the aerolian sandy soil belongs to it, so it is necessary to the study on frost heave mechanics of aeolian sandy soil and measure of prevent frost heave in railway construction
風積砂土屬于粉質土，而粉質土的凍脹強度是最大的，因而對風積砂土的凍脹性及其對鐵路危害的研究是非常有必要的。 -
For example the concrete faced rock - fill dam in frigid zone is distinctive in terms of frost resistance and durability, cushion material seepage prevention and frost heave, adaptability of darn filling with season coordination among construction diversion, flood discharge and the whole construction schedule etc. lianhua construction which is situated in mudanjiang basin of heilongjiang province firstly creates the successful record of construction of large - size faced rock - fill dam in frigid zone, a series of internal and external problems not having a precedent to go by have been solved
如在面板的抗凍耐久性、墊層材料防滲和凍脹特性、壩體填築與季節的適應性、導流和度汛與總體進度的協調等方面，寒冷地區混凝土面板堆石壩均有其獨特之處。蓮花工程位於黑龍江省牡丹江流域，首創了高寒地區修建大型面板堆石壩的成功記錄，解決了一系列國內外均無先例的難題。 -
It was shown that salt expansion value of low liquid - limit clay was accumulated before the sixth freezing and thawing cycles, but the increment of salt expansion was reduced gradually with increasing cycles ; the salt expansion accumulation of low liquid - limit clay could be separated into three phases ; the deformation of clayey sand was mostly frost heave and subsidence under cycles, and collapsibility value of clayey sand was accumulated with increasing cycles ; the variation of salt expansion ratio and collapsibility ratio was a parabolic function of freezing and thawing cycles
試驗結果表明：低液限粘土前五次凍融循環過程中鹽脹具有較好累加性，隨著凍融循環次數的增加，鹽脹量增長速度逐漸降低；含砂低液限粘土的鹽脹過程可以被分為三個階段；粘土質砂在凍融循環過程中的變形主要為凍脹和沉降變形，具有較好的溶陷累加性；低液限粘土、含砂低液限粘土的鹽脹率和粘土質砂的溶陷率與凍融周期之間的關系符合二次拋物線變化規律。 -
The results of experiments show out : the frost - heave stress of normal concrete with low w / c ratio was more small than the frost - heave stress of normal concrete with high w / c ratio under freezing condition
試驗研究表明:受凍條件下，低水灰比基準混凝土凍脹應力要比高水灰比基準混凝土的凍脹應力小。 -
Meanwile, the frost - heave stress of all concrete with different w / c ratio decreased with the adding of mineral additives, the decreaseing extent of concrete with high w / c ratio is more bigger between them
同時，摻入礦物摻合料的不同水灰比混凝土的凍脹應力都減小，其中高水灰比混凝土減小幅度較大。 -
Through analyzing on the frost heave in the canal seepage control, this paper sums up the main factors influencing the frost heave of canal, and connecting with the practice, probes into some treating methods
通過對渠道防滲中的凍脹問題進行分析，總結出影響渠道凍脹的主要因素，並結合實際情況，探討了處理辦法。 -
On the countermeasures against road frost boil and heave in the seasonal frozen region
季節性冰凍地區公路凍害的防治對策 -
In the area of seasonal frozen region, the road takes place the cycle of freezing and thawing variety with the season, the mainly disease harm generating from this is the frost heave and frost boiling etc. . the disease harm belongs to the heat transfer problem, but the effective measure to prevent and cure the frost boiling has something to do with the gradient of temperature and humidity
在季節性凍土地區，道路隨季節交替發生凍融循環變化，由此產生的病害主要是凍脹和翻漿等。病害的形成歸根結底屬于熱質遷移問題，而防治凍脹與翻漿的有效措施無不與溫度和濕度有關，搞清冬季凍結過程道路結構體系溫度、濕度及應力的狀況，是正確設計路基路面，防治凍脹和翻漿的先決條件。 -
In this paper, the calculating model for coupling function of water movement and heat conduction in subgrade is established based on the theory of continuum mechanics and the thermodynamics. the load function ’ s influence to frost heave is qualitative consideration in the model. the relationship of moisture content and temperature change with time and depth is calculated by use of matlab
本論文基於連續介質力學和熱力學理論，建立了路基土的水分運移和熱傳導耦合模型，並定性的考慮荷載對凍脹性的影響，利用matlab數值計算軟體，求解出了路基土在凍結過程中的含水量和溫度在不同時間隨深度的變化關系。 -
The study on frost heave is always a hot subject in the frozen soil research field, it has great difference in frost heave characteristics to each kind of soil
土體凍脹一直是凍土研究領域的熱門課題，不同性質土的凍脹特性有很大差異。 -
Testing aggregates - method for determination of frost - heave
集料試驗.第124部分:凍脹的測定方法 -
In the other side, since the frost heave is a strongly non - linear problem, the neural networks prediction model is established
針對凍脹這一強非線性問題，相對于機理模型，建立了路基土凍脹的神經網路預報模型。
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