< p > < em >比基尼环礁是Ralik链的北端,和一个有点干燥的地区。平均而言,环礁每年降雨量1300毫米,从5月到11月是最潮湿的季节。年蒸散总量是1040毫米,仍被充电。蓄水层< / em > < / p > < p > < em >碳酸钙金沙的岛屿是由合并礁岩(碳酸钙)。< br / >看比基尼岛。岛上沙组成主含水层。他们的平均渗透系数5×10 <一口> 3 < /一口>厘米/秒。金沙延伸到大约5米低于海平面。砂的孔隙度为30%。礁岩水力传导率较低的8×10 <一口> 5 < /一口>厘米/秒,而只能被认为是第二手来源不可靠的收益。< / em > < / p > < p > < em >认为海水的密度是1.025克/厘米<一口> 3 < /一口>和淡水是<一口> 1.000克/厘米3 < /一口>。< / em > < / p > < p > < em >任务:< / em > < / p > < p > < em > <强>计算可用的水的体积为比基尼岛。 You can model it as an infinite strip, but need to take care near the ends of the island. Use Google Earth to make measurements.
I made some measurements of Bikini Island: ~3700 m long and 850 m wide. I think I'm supposed to use Darcy's Law and make multiple measurements from the center of the island but I'm not really sure what to do with that. Any pointers would help.