澳大利亚一家采矿公司发现了一颗12.76克拉的粉钻，这是该国发现的最大的一块粉色钻坯。
An Australian mining company says it has found a 12.76-carat pink diamond, the largest rough pink diamond found in the country.
分析了因模具结构造成钻齿类合金压坯分层的原因，提出了改进模具结构设计的措施。
Analysis is made of the reasons of layering in compact of drill tooth alloys due to the die structures. Measures are taken to improve the die structures.
分析了因模具结构造成钻齿类合金压坯分层的原因，提出了改进模具结构设计的措施。
Analysis is made of the reasons of layering in compact of drill tooth alloys due to the die structures.
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