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波尔扎诺法
释义
波尔扎诺法
Encyclopedia
工学
热还原法炼镁
释
Bolzano process
波尔扎诺法
采用盘式金属片或石墨电阻在还原反应器内用电直接加热炉料的炼镁工艺。属于内热式硅热法。最早由意大利波尔扎诺(Bolzano)镁冶炼厂试验成功。
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unequal projection
unequal strain
unequal stress
unequal subclasses
unequal subclass numbers
UNESCO
UNESCO Asia-Pacific Awards for Cultural Heritage Conservation
UNESCO Courier
UNESCO Creative Cities Network
UNESCO General History of Africa
UNESCO Information for All Programme
UNESCO initiative on heritage of religious interest
UNESCO Longmen Grottoes protection and restoration project
UNESCO-UNEVOC International Centre for Technical and Vocational Education and Training
UNESCO World Heritage and Sustainable Tourism Programme
unessential
unessential expansion
unessential singularity
U-network
uneven
uneven-aged forest
uneven bars
uneven bars of Summer Special Olympics
unevenness
uneven number
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