1、

applicable to high tensile strength metal grinding, such as general carbon steel, alloy steel, malleable iron hard bronze.

适用于中高抗张强度金属材料的磨削,如一般碳素钢,合金钢,可锻铸铁,硬青铜等。

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2、

For processing the high tensile metals: carbon stell common alloy stell, hard bronze forgeable castiron. etc.

加工高抗张强度的金属: 碳素钢 、 硬青铜和可锻铸铁等.

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3、

Western Zhou to Spring-Autumn period assemblage of relatively complete bronze implements, proto-porcelain and stamped hard pottery has filled in many gaps of archaeology in this region.

出土一大批相对完整的青铜器、原始瓷器和印纹陶器组合,年代约在西周至春秋阶段,填补了福建地区此阶段考古学研究的许多缺环。

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4、

Distinguished from primates by using tools, human civilization has gone through the Stone Age, the Bronze Age, the Iron Age and those periods characterized by the chief hard materials in tools manufacture.

从人类开始使用工具而区别于普通灵长类动物,人类文明走过了石器时代、青铜时代、铁器时代等由硬质材料来界定的发展历程。

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5、

the bronze is nice hard, durable material that could roll on the ground.

铜是因为它轻重适宜,而且可以在地上持续滚动。

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6、

The Bronze Age hard pottery food container with lugs excavated from Man Kok Tsui on Lantau Island.

图示的青铜时代双系硬陶簋,在大屿山万角咀遗址出土。

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7、

Wear-self-compensation Tribological Effect of ZS Additive for Tin Bronze/ Hard Chromium-plated 45 Steel Rubbing Pairs in Hydraulic Pressure Oil

添加剂对锡青铜-镀硬铬45钢摩擦副的磨损自补偿摩擦学效应

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