"托力"是个多义词，它可以指托力（物理名词）,托力（中国亲子幼儿《咿呀咿呀》角色）。
引起碳氢化合物运移的主要作用力是浮托力和毛细力。
The primary forces causing migration of hydrocarbons are buoyancy and capillarity.
湿化作用不足以抵消浮托力对坝壳的上抬影响，坝壳下沉是由心墙渗透体积力引起的。
What is more, because wetting effect cannot offset the lifting deformation, the sink of the shell is caused by seepage body force.
抽汲地下水降低了地下水位，使上覆土层浮托力减小，水力坡度和流速增大，潜蚀作用加强。
Due to groundwater pumping the water level is lowered, the buoyancy in covering soil is decreased, the hydraulic gradient and flow velocity are increased, and the corrosion is enhanced.
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