Material Requirements Planning: The New Way of Life in Production and Inventory Management
Material Requirements Planning: The New Way of Life in Production and Inventory Management
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物料需求计划:生产和库存管理的新生活方式
DOI:
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发表时间:
1975
期刊:
影响因子:
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通讯作者:
J. Orlicky
中科院分区:
文献类型:
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作者:
J. Orlicky
Incandescent light bulb efficiency is improved by: (1) modifying the surface micro-structure of a lamp filament in such a way as to increase the emissivity in the visible region of the spectrum without significantly increasing this quantity outside this spectral region, or suppressing the emission of energy outside the visible portion of the spectrum by modifying the surface structure; (2) application of refractory coatings on the lamp filament that are highly emissive in the visible region of the spectrum; and (3) coating the filament with an "optically thin" refractory material to suppress filament evaporation, permitting higher operating temperature.