1) primary heave pressure
原始冻胀力
1.
By way of analyzing the genesis of clay heaving,a conclusion is drawn that it is necessary for thickness designing of frozen shaft wall to take the primary heave pressure or a passive earth pressure as the external load.
本文通过粘土冻胀的成因分析，得出需用原始冻胀力这一被动地压值作为设计冻结壁厚度外荷载的结论，并用理论推导的方法得出原始冻胀力的求算公式。
2) frost-heaving ratio and frost-heaving stress
冻胀率和冻胀力
3) frozen-heave force
冻胀力
1.
The design of frozen wall in deep alluvium is a difficult problem of freezing shaft sinking, at present, few research have reported in detail on the characteristic of frozen wall with loopy freezing pipe, not to mention the characteristic of its temperature field, moisture field and frozen-heave force of it.
深厚冲积层冻结壁的设计是冻结法凿井中的难题,目前对三圈管冻结壁的形成特性研究较少,而对三圈管冻结壁形成过程中的温度场、水分场和冻胀力应力研究至今还未见有详细的报道。
2.
The conclusion is that the frozen-heave force is most lager between center tubes , then outer tubus and inner tubus.
对三圈管冻结壁形成过程中冻胀力进行了室内相似模型试验,得出中圈管的管间冻胀力最大,而外圈管和内圈管的管间冻胀力相对较小。
4) frozen-heave stress
冻胀应力
1.
Study on early-age frozen-heave stress and the compressive strength rule of the concrete at subzero temperature;
负温混凝土早期冻胀应力与强度发展规律的研究
2.
In this paper,the equipment was designed and developed by ourselves and the regularity of early-age frozen-heave stress of different proportions concrete at subzero temperature was measured(different w/c,anti-freezing agent and air-entraining,fly ash and slag).
自行设计与研制了测量混凝土早期冻胀应力的设备,并通过该设备测量出了不同配比(不同水灰比,掺加防冻剂、引气剂,掺加粉煤灰和矿渣粉)混凝土早期冻后产生冻胀应力的规律;并探讨了不同受冻制度(标养6h后受冻和标养达到其28d强度的30%两种制度)对混凝土抗压强度及抗折强度的影响。
3.
In this paper the equipment was designed and developed by ourselves and early-age frozen-heave stress of control concrete at subzero temperature was measured at the frozen temperature of-5℃,-10℃ and-15℃.
自行设计与研制了测量混凝土早期冻胀应力的设备,通过该设备测量出基准混凝土的温度在-5,-10,-15℃时早期的冻胀应力,进而研究混凝土冻胀应力对混凝土强度及抗冻性能的影响。
5) frost force
冻胀力
1.
The precondition of control fissure to be damaged and expanded was put forward,and the calculation formulation of frost force on control fissure under freezing condition was established.
提出了主控结构面损伤扩展的条件,建立了冻结状态下作用在主控结构面上的冻胀力计算公式,通过工程实例给出了公式的运用方法,分析了影响主控结构面冻胀力大小的因素,为危岩发育机理的深入研究奠定了理论基础。
2.
Along with the development in west China ,the problem of the bad effect of frost force on lining structure in cold regional tunnels has increasingly stand out, cold regional tunnels construction has faced grim challenge .
冻胀力对寒区隧道衬砌结构的影响及其防治对策一直是我国寒区隧道工程科研难点与重点,是寒区隧道工程建设和运营面临的严峻挑战。
3.
In this paper, the formulae of Laplace transform with respect to time for frost forces of the liner frozen surrounding rock unfrozen surrounding rock system are derived from the elastic viscoelastic correspondence principle.
利用弹性粘弹性相应原理，导出了衬砌－正冻围岩－未冻围岩系统冻胀力在拉氏象空间中的有关算式，然后采用数值逆变换的方法，求得了寒区隧道的冻胀力和衬砌应力。
6) frost heave force
冻胀力
1.
On the frost heave force of cold region soft rock tunnels and frost damage prevention and treatment;
寒区软岩隧道的冻胀力及冻害防治浅析
2.
A calculation of frost heave force on the tunnel in cold region was carried out and the frost heave force on the tunnel in cold region was analyzed from the aspect of lining thickness,a formula is presented for determining the lining thickness and the frost damage prevention measures are put forward.
对寒区隧道所受的冻胀力进行了计算,从衬砌厚度方面对寒区隧道所应受到的冻胀力进行了分析,提出了衬砌厚度的求解公式,提出了冻害防治对策。
3.
Frost heave force which acts on the lining structure is induced by the fact that the water between lining structure and wall r.
根据寒区硬岩隧道冻胀力产生的机理,推导冻胀力的计算公式,并以此得出冻胀力的分布规律服从正态分布。
补充资料：冻胀丘
冻胀丘是由于地下水受冻结地面和下部多年冻土层的遏阻，在薄弱地带冻结膨胀，使地表变形隆起，称冻胀丘。冰锥是在寒冷季节流出封冻地表和冰面的地下水或河水冻结后形成丘状隆起的冰体。
说明：补充资料仅用于学习参考，请勿用于其它任何用途。
参考词条