求翻译：铸造是人类掌握比较早的一种金属热加工工艺，已有约6000年的历史。中国约在公元前1700～前1000年之间已进入青铜铸件的全盛期，工艺上已达到相当高的水平。是什么意思？

The casting is human to grasp the earlier a metal thermal processing, about 6,000 years of history. About 1700 BC to 1000 has entered the heyday of the bronze casting process has reached a very high level.

Cast iron is relatively early human beings have a metal-processing, there have been about 6000. In China about 1700 BC to 1000 before entering between the bronze casting process, Muizenberg, and have achieved a significant level.

The casting is the humanity masters the quite early one metal hot-working craft, had approximately 6000 history.China approximately 1700~ previous between 1000 entered the bronze casting in the B.C.E. the heyday, in the craft has achieved the quite high level.

Casting is a human with more early metal thermal processing technology, has about 6,000 years of history. Between about 1000 years before the BC 1700~ has entered the heyday of bronze casting, technology has reached a very high level.

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