P流=P井口+P水柱 =10.2+1000X9.8X980X10-6 =19.8MPa
油井見水時(shí),水波及區(qū)在井網(wǎng)面積中所占的比值為見水時(shí)均勻井網(wǎng)的面積波及系數(shù)