抬高水位 meaning in Chinese

raising of water level

( 2 ) the water level ascending value effected by enclose tideland for cultivation dyke is reverse proportion to flows below 2000m ' / s , water level has surpassed the top of dam when flow is above 2000m3 / s , water level ascending value is declassing in the same flow level caused by enclose tideland for cultivation dyke
( 2 ) 2000m ~ 3 s以时，围垦堤影响的水库水位抬高水位值随流量增大而增大差逐渐减少，在2000m ~ 3 s以上时，水位已经超过围垦堤堤顶，围垦堤所引起的同级流量下水位抬高值逐渐减少。