devitrify
/dee-vi-truh-fahy/US // diˈvɪ trəˌfaɪ //UK // (diːˈvɪtrɪˌfaɪ) //
脱硝,脱气,脱气的,离心
Definitions
v.有主动词 verb
- 1
de·vit·ri·fied, de·vit·ri·fy·ing.
- : Chemistry. to deprive, wholly or partly, of vitreous character or properties.
v.无主动词 verb
- 1
de·vit·ri·fied, de·vit·ri·fy·ing.
- : Petrology. to undergo a change in texture from glassy to crystalline.
Examples
Bad soda-glass or that which has been kept for many years, tends to devitrify when worked.
It was mentioned in the last chapter that a glaze free from alumina will devitrify or become dull.
If either of these precautions are neglected most glass will devitrify badly.
Good glass does not readily devitrify when held in the blow-pipe flame.
Hard glass, which contains much calcium, is more apt to devitrify than the more fusible varieties.
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