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principle of minimum complementary energy
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principle of minimum complementary energy
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理学
变分原理和方法
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principle of minimum complementary energy
最小余能原理
意大利的A.卡斯蒂亚诺于1873~1879年建立的原理。它可表述为:整个弹性系统在真实状态下所具有的余能恒小于与其他可能的应力相应的余能。其中可能应力是指满足平衡方程和力的边界条件的应力,记为。
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pollution discharge outlets
pollution discharge permit system
pollution ecology
pollution export
pollution exposure dose
pollution exposure-response relationship
pollution from tailings
pollution halo hypothesis
pollution haven hypothesis
pollution indicator plant
pollution indicator species
pollution-intensive industry
Pollution Load
pollution of agricultural inputs
pollution of motor vehicle exhaust gases
pollution of natural water
pollution prevention and control of key water basins
pollution prevention law
Pollution Probe Foundation,Canada
pollution-resisting species of tree
pollution rights trading market
pollutions emitted from fossil-fired power plant
pollution source
pollution source census
pollution source monitoring of fisheries waters
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