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water resources development and utilization
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water resources development and utilization
Encyclopedia
工学
水资源开发利用
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water resources development and utilization
水资源开发利用
为使在一定的时间和地点供给符合质量要求的水量,通过采取有针对性的措施,对天然水资源所进行的有效治理、控制、调配、保护和管理。
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principle of the conservation of molecular orbital symmetry
principle of the point of accumulation
principle of the unattainability of absolute zero
principle of the unification of subjectivity and objectivity
principle of timely recovery
principle of time value of money
principle of transference
principle of transfinite induction
principle of translation criticism
principle of treatment
principle of trivalence
principle of ubiquity of diachronism
principle of uniform boundedness
Principle of uniformity of temperature difference field
principle of uninterrupted trial
principle of unity and sequentiality of educational influence
principle of unity of knowledge and practice
principle of universal suffrage
principle of using native language
principle of utmost good faith
Principle of Valuable Idea
Principle of Vectoring
principle of velocity potential superposition
principle of virtual displacement
principle of virtual displacements
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