水源层与注水目的层之间的海拔高差的英文

dumping height

• 水源:    headwaters; waterh ...
• 层:    I storey; tier; st ...
• 与:    take part in; part ...
• 注水:    water injection; w ...
• 目的:    purpose; aim; goal ...
• 之间:    between; among
• 的:    4次方是 The fourth po ...
• 海拔:    height; height abo ...
• 高差:    surmount; superele ...