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【单选题】

失蜡铸造工艺,是基于当时的工匠发现了蜂蜡的什么特点,并在之基础上进行了创造性的运用?

A.
可塑性
B.
热挥发性
C.
色泽鲜美
D.
可塑性与热挥发性
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参考解析:
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【单选题】E Reading is not the only way to gain knowledge of the work in the past. There is another large. reservoir which may be called experience, and the college students will find, that every ...

A.
The college students have trouble separating good plants from wild grass.
B.
Craftsmen’s experience is usually unscientific.
C.
Craftsmen don’t like teaching the contemptuous (傲慢的) college students.
D.
Traditional practices are as important as experience for the college students.