充填在潜水面以下孔隙中的水不是静止的.The water that fills the pores below thewater table is not static.孔隙通道的 横截面 面积沿其长度方向变化.The cross - sectional areas of the pore openings vary along their length.通常白云石晶体构成格架,它有均匀分布的孔隙.Commonly the dolomi...
Sumner would greet us with frowns and grimaces, doing his best to express wordless disapproval...萨姆纳会冲我们皱眉，做苦脸，竭力表示他无言的反对。The county hospital could find no physical cause for Sumner's problems...关于萨姆纳的问题，县医院查不出任何生理上...
她用手杖尖翻拨挪动东西。She poked and shifted things with the tip of her walking stick.西蒙拨完号，把听筒贴在耳边。Simon finished dialing and clamped the phone to his ear.轻松捞取利润的可能性吸引了一拨不良商人。The prospect of easy profits has attracted the wrong ki...