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hardness testing
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hardness testing
Encyclopedia
理学
﹝材料与结构力学试验﹞
释
hardness testing
硬度试验
测量材料软硬程度的试验。硬度反映材料抵抗压头压入变形的能力,与材料的力学性能和加载方式相关。
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jade biqi of Erlitou Culture
Jade Bi with Pattern from Anxi Baimushan
jade burial suit of the Han Dynasty
jade carving
Jade Carving Dayu’s Flood Control
jade carving machine
Jade Carving Nine Oldmen in Huichang period
Jade Carving Qiushan Xinglv Tu
jade carvings in Fuhao's Tomb
jade carvings of Han Dynasty
Jade Carving Tong Yin Shi Nr Tu(A lady under the Shadan of the Chinese parasol tree)
Jade Cicadidae of the Han Dynasty
Jade Cladding in the Han Dynasty
jade coffin of the Han Dynasty
Jade Cong at Fanshan
jade Cong of Fanshan Cemetery
jade crown of Fanshan Cemetery
jade cup in the Han Dynasty
Jade Dargon from Sunjiagang Site
Jade Dragonfly
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
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