The high performance concrete for core wall of earth dam must be good workability, low early strength, high final strength, high seepage resistance, low elasticity modulus and high tensile strength.
黄壁庄水库副坝防渗心墙加固工程所需高性能混凝土，要求和易性好、早期强度低、后期强度高、抗渗性能好、低弹模和高抗拉强度。
A great deal of evidence has indicated that deep-thick bedded clay has engineering properties which are high earth pressure, non-frozen, distinct plastic deformation, great lateral resistance.
综合大量事实，本文指出表土深部的厚粘土层存在着地压高、不冻结、塑性变形显著、摩擦阻力大等工程特性。
The earth pressure on the circular retaining structure is reduced by the soil arching effect, and the high compression resistance character is fully used.
圆形支护结构利用土的拱效应，降低了作用在支护结构上的土压力，同时将外部荷载转化为内部压力，充分发挥了混凝土抗压性能好的特点。
In this paper, the effects of rare earth (re) and chromium on the high temperature oxidation resistance of iron base fluxing alloy spray welding coatings is reported.
本研究着眼于用稀土对价格低廉的铁基自熔合金粉末进行改性，以提高其抗高温氧化性能。
In this paper, the effects of rare earth (re) and chromium on the high temperature oxidation resistance of iron base fluxing alloy spray welding coatings is reported.
本研究着眼于用稀土对价格低廉的铁基自熔合金粉末进行改性，以提高其抗高温氧化性能。
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