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similitude design
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similitude design
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similitude design
相似性设计
以相似理论为基础,使试验模型与原型结构物理学相似,满足几何相似、运动相似和动力学相似,即几何尺寸相似、速度和加速度相似、模型材料与原型材料的应力-应变关系相似、质量和重力相似以及初始条件和边界条件相似等。
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rational spiral
rational sum
rational surface
rational system organization
rational tangle
rational term
rational tetrahedron
rational transformation
rational triangle
rational trigonometric sum
rational use of drug
rational use of drug in aircrew
rational use of medicines
rational utilization of grassland resource
rational variety
Rational will
rational zero theorem
ration certificate for imperial messengers
Rationed Tribute
ration grazing
ratio of centralized water supply
ratio of consumption wastes treated
ratio of division
ratio of external division
ratio of greater inequality
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