| 单词 | carborundum |
| 释义 | carborundum noun[U] uk/ˌkɑː.bərˈʌn.dəm/us/ˌkɑːr.bɚˈʌn.dəm/acompoundofsiliconandcarbonthat is used as anabrasive(= asubstanceforrubbingawaysurfaces) 金刚砂，碳化硅Chemicals, chemical compounds & gases
Examplesofcarborundumcarborundum The first was what is going to happen to the handle of acarborundumsharpener. From the Hansard archive Example from the Hansard archive. Contains Parliamentary information licensed under theOpen Parliament Licence v3.0 This was an abrasivecarborundumwheel, and when it revolved at 4,000 revolutions per minute it was apt to break into pieces and scatter around. From the Hansard archive Example from the Hansard archive. Contains Parliamentary information licensed under theOpen Parliament Licence v3.0 Carborundumsawn marble is a further stage in the production of worked marble and is not covered by the open general licence. From the Hansard archive Example from the Hansard archive. Contains Parliamentary information licensed under theOpen Parliament Licence v3.0 There are plenty of engineering gentlemen who know the difficulty of putting a steel handle on to a piece ofcarborundum, and they will bear me out. From the Hansard archive Example from the Hansard archive. Contains Parliamentary information licensed under theOpen Parliament Licence v3.0 If you take the case of a handle, say, for acarborundumsharpener, it is a very difficult thing to put a handle on to a carborundum tool for sharpening. From the Hansard archive Example from the Hansard archive. Contains Parliamentary information licensed under theOpen Parliament Licence v3.0 I tell him advisedly that acarborundumsharpener is not included and is not dutiable, and therefore the handle for a carborundum sharpener will not be dutiable. From the Hansard archive Example from the Hansard archive. Contains Parliamentary information licensed under theOpen Parliament Licence v3.0 Substances such ascarborundum, acrylic texture mediums, sandpapers, bubble wrap, string, cut card, leaves and grass can all be used in creating the collagraph plate. From Wikipedia  This example is from Wikipedia and may be reused under a CC BY-SA license.Acheson, in 1890, originally attempted to synthesize artificial diamond, but ended up creating blue crystals of silicon carbide, which he called "carborundum". From Wikipedia This example is from Wikipedia and may be reused under a CC BY-SA license.Carborundumis a noun and not a gerundive of any verb (although it does look like a gerundive). From Wikipedia This example is from Wikipedia and may be reused under a CC BY-SA license.As a backup, the units are equipped with acarborundumtrack brake on each side of the bogies. From Wikipedia This example is from Wikipedia and may be reused under a CC BY-SA license.Carborundumprints may be printed as intaglio plates. From Wikipedia This example is from Wikipedia and may be reused under a CC BY-SA license.The wheel should be coarse and hard, therefore aluminium oxide orcarborundumoften are employed. From Wikipedia This example is from Wikipedia and may be reused under a CC BY-SA license.Carborundumgrit is applied in a paste to the surface of an aluminium plate. From Wikipedia This example is from Wikipedia and may be reused under a CC BY-SA license.While working on this project, he invented the process ofcarborundummezzotint, a printmaking technique. From Wikipedia This example is from Wikipedia and may be reused under a CC BY-SA license.Stealing acarborundumcord from the prison workshop, the prisoners had removed the rivets from the grille and substituted dummy rivets made of soap. From Wikipedia This example is from Wikipedia and may be reused under a CC BY-SA license.These examples are from corpora and from sources on the web. Any opinions in the examples do not represent the opinion of the Cambridge Dictionary editors or of Cambridge University Press or its licensors. |
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