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- phreatic water table 潜水位
- The segment of the boundary above the water table and below the phreatic surface is called the seepage face. 水面以上和潜水面以下的一段边界叫做渗出面。
- Below the water table is the zone of saturation. 潜水面以下就是饱水带。
- The water table has been lowered by drought. 由于天旱,地下水位降低了。
- Based on data of pumping test, this paper summarized the variational law of well in phreatic aquifer of loess and the diversified relationship between water table and pumping time. 本文根据抽水试验资料总结了黄土潜水井水跃值的变化规律并分析了其成因;总结了水位降深随抽水时间的变化关系,并建立了经验公式;提出了公式中参数的确定方法。
- Just above the water table, the pores are practically saturated. 稍高出潜水面的孔隙实际上是饱和的。
- The pore-space water in loosening rocks mainly distributed in ravine and depression, is mainly phreatic water. 松散岩类孔隙水主要分布于沟谷和洼地,主要为潜水。
- The saturated zone is bounded above by a water table. 饱和带的上界面为潜水面。
- The variation characteristics of shallow confined groundwater are similar with phreatic water. 浅层承压水含水组的地下水质变化特征和潜水基本一致。
- No combined exploitation of phreatic water and confined water already polluted may be permitted. 对已受污染的潜水和承压水,不得混合开采。
- Water table is a surface on which the presure is atmospheric. 潜水面是一个其表面上压力等于大气压力的面。
- The phreatic water shoe that plumbic copper casts steps in " Gu Qin " on key, step on noisy dignified and sink far air. 铅铜铸造的潜水鞋踏在“古琴”的琴键上,踩响凝重而沉远的旋律。
- This lowers the water table and reduces soil alkalinization. 这能降低水位,减少土壤的碱份。
- Water table is a surface on which the pressure is atmospheric. 潜水面是一个其表面上压力等于大气压力的面。
- Some bank is stationed in outside branch general manager tells a reporter, the ultimate sport that he likes is phreatic water. 某银行驻外分行总经理告诉记者,他喜爱的极限运动是潜水。
- The water that fills the pores below the water table is not static. 充填在潜水面以下孔隙中的水不是静止的。
- Vadose zone is below weathering crust face and on water table. 潜流岩溶带的上限是枯水期的最低潜水面,该带地下水受压力梯度控制并沿水平方向流动,最明显的岩溶特征是出现大型的水平溶洞,地下暗河及其溶蚀孔、洞、缝发育段。
- The groundwater in Qian an County includes the pore phreatic water,the pore confined water of the Quaternary period and up Tertiary cranny pore confined water. 乾安县地下水主要有第四系孔隙潜水、第四系孔隙承压水、上第三系裂隙孔隙承压水。
- The bedrock fracture groundwater mainly distribute in the joints and fractures of metamorphic, magmatic, clastic and carbonatite rocks, is also mainly phreatic water. 基岩裂隙水主要赋存于变质岩、岩浆岩、碎屑岩、碳酸盐岩节理、裂隙中,以潜水为主。
- The level of the water table also fluctuates slightly with the season. 潜水面的高度也随着季节而稍有波动。