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冶金安全卫生
释义
冶金安全卫生
Encyclopedia
工学
冶金学
释
metallurgical safety and hygiene
冶金安全卫生
研究冶金生产过程中存在的危险及有害因素,事故发生机理、演化过程及后果,事故预防与控制原理和技术,以及预防控制职业危害和职业病发生的技术、管理措施与方法的学科。涉及黑色和有色金属的冶炼和压延加工过程。
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jade dragon of the Hongshan culture
Jade Dragon Snow Mountain Scenic and Historic Area
jade elephant from the Tomb of Fuhao
Jade Emperor
Jade Emperor pavilion at Baoshan
Jade Figures and Spirit Beast in the collection of the Palace Museum
Jade Figure with Wide Handle on the Waist from Fuhao Tomb
Jade Flying Godness of the Tang Dynasty
Jade Gangmao Yanmao of the Han Dynasty
Jade Garden
jade ge-dagger ax from Erlitou Site
Jade Ge from Sanxingdui
jade goblet
Jade Goddess
jade gui (vessel)
Jade Hairpin
jade-handle shaped wares from Erlitou Culture
jade hat button of the Yuan Dynasty
Jade Hawk from Lingjiatan Site
Jade Huang of Lingjiatan Culture
jade identification
Jade-inlayed Lacquered Coffins from Tombs of Marquises of Western Han Dynasty
jadeite
jadeite Chinese cabbage
jadeite of the Qing Dynasty
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