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单词
ecological water
释义
ecological water
Encyclopedia
农学
农业水土工程
释
ecological water
生态用水
在特定的时空范围内,维持各类生态系统正常发育与相对稳定所必需消耗和现存的水资源。
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equation of static pressure in fluid
equation of straight line
equation of tangent
equation of the center
equation of the equinoxes
equation of the first degree
equation of the fourth degree
equation of the origins
equation of the polar
equation of the second degree
equation of the third degree
equation of time
equation of trajectory
equation of variation
equations of equilibrium
equations of equilibrium in solid mechanics
equations of gas dynamics
equations of gravitational field
equations of mathematical physics
equations of motion for a single particle
equations of satellite motion
equations of state
equation soluble by radicals
equation solving
equation with constant coefficients
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