drawdown

n.

（抽水后）水位降低，水位降低量；垂伸；牵伸；

1. America's top military leaders say they back President Barack Obama's plan to drawdown U.
   美军高级领导人说，他们支持奥巴马减少在伊拉克美军的计划。

Drawdown in a well of large diameter
Land subsidence due to groundwater drawdown in Shanghai
Assessment of Stability of Slopes under Drawdown Conditions
Seed Banks and Their Role During Drawdown of a North American Marsh
Stability Charts for Earth Slopes During Rapid Drawdown
Extrusion compositions having high drawdown and substantially reduced neck-in
Drawdown Induced Changes in Permeability of Coalbeds: A New Interpretation of the Reservoir Response to Primary Recovery
Long-Term Effects of Water Level Drawdown on the Vegetation of Drained Pine Mires in Southern Finland
Phytoplankton community structure and the drawdown of nutrients and CO2 in the southern ocean
Importance of iron for plankton blooms and carbon dioxide drawdown in the Southern Ocean