internet penetration互联网普及率;英特网的市场占有率 penetration coefficient穿透系数,渗透系数 partial penetration部分穿透;[军]局部侵彻 ..
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water vapor penetration coefficient 水蒸气渗透系数
the penetration coefficient 渗透系数
dynamic penetration coefficient 凿入系数
rainfall penetration coefficient 降雨渗入系数
fracture penetration coefficient 裂缝穿透系数
equivalent penetration coefficient 等效渗透系数
equivalent penetration coefficient method 等效渗透系数法
coefficient of penetration 渗透系数
·2,447,543篇论文数据，部分数据来源于NoteExpress
coefficient of permeability , osmotic coefficient
Then it carries on soil sample the experiment of the storing water system, including penetration coefficient determination experiment and capillary water rising experiment of the soil sample.
然后进行储水系统土样的试验，包括土样的渗透系数测定试验和毛细水上升试验。
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