题目内容

Following procedure are melt technique for producing single crystal. The question is in which one the melt might be contaminated by the crucible. ( )

A. Verneuil(Flame fusion)
B. Float zone(FZ)
Czochralski
D. Skull Melting

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For fabrication of fiber reinforced composite, in which one weak interface is desired to ensure the composite possess high toughness.( )

A. Carbon fiber reinforced titanium.
B. Carbon fiber reinforced carbon composite.
C. Glass fiber reinforced polymer.

Because of the delocalized electrons in metals, metals possess high thermal and electrical conductivity. Whilst no delocalized electron in ceramics, ceramics, hence, are all insulators to heat and electricity. ____?

A. True
B. False

Producing cost, reproducibility, improving processing methods are all issues needed to be addressed for application of the advanced ceramics. ____

A. Yes, it’s correct.
B. Sorry, I do not think so.

Traditional ceramics industry involve lower technology, whilst advanced ceramics higher technology.()

A. Right
B. Wrong