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观众行为观察法
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观众行为观察法
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tracking and observation
观众行为观察法
观察者根据研究需要,利用眼睛、耳朵等感觉器官和其他技术手段或仪器,有目的地对博物馆观众进行考察,获得有关观众行为的资料。
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metallurgical tests
metallurgical test samples
metallurgical thermal engineering
metallurgical water system
metallurgy
metallurgy by ion beam implantation
metallurgy in a molten salt at low temperature
metallurgy of heavy nonferrous metals
metallurgy of non-ferrous metals
metallurgy systems engineering
metal magnetic memory testing
metal matrix composite component manufacturing technology
metal matrix composites
metal matrix laminated composites
metal metal bond
metal-metal bond
metal-metal multiple bond
metal-metal quadruple bond
metal mine
metal mine log
metal mine logging evaluation
metal mineral resources of China
metal module
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