Sandpaper là gì

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svào paper with s& or a similar rough substance stuchồng to one side, used for rubbing a surface in order khổng lồ make it smoother:

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strong paper with a layer of sand or a similar rough substance stuông xã khổng lồ one side, used for rubbing a surface in order lớn make it smooth
The surfaces of each metal were ground và polished with sandpaper (300-4000) & alumina powder (0.3 m).
For the asymmetrical case, the entire upper surface of the plate was covered with sandpaper with a maximum grain size of about 1.4 milimet.
For limited aspects of the study, the boundary layer was tripped with sandpaper rings, 0.4 centimet wide và 0.08 cm thichồng.
Each core was air-dried, mounted on a wooden blochồng, và hand-sanded with three grades of high unique sandpaper and microfinishing film.
A 50 mm wide swept sandpaper trip located immediately after the slot was used to lớn promote transition và thicken the boundary layer.
In addition lớn the work described above sầu tests were also performed on a "rough" chute, whose base plate was lined with 160-grit sandpaper.
Example from the Hansard archive. Contains Parliamentary information licensed under the xuất hiện Parliament Licence v3.0
Example from the Hansard archive. Contains Parliamentary information licensed under the mở cửa Parliament Licence v3.0
Example from the Hansard archive sầu. Contains Parliamentary information licensed under the mở cửa Parliament Licence v3.0
For example, can a piece of wood that repairs a seat, the seat itself, or the sandpaper which goes on the electric tool be sold?
Example from the Hansard archive. Contains Parliamentary information licensed under the xuất hiện Parliament Licence v3.0

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It is contracted by the painter inhaling the dust resulting from the rubbing clown of old paint with sandpaper.
Example from the Hansard archive sầu. Contains Parliamentary information licensed under the mở cửa Parliament Licence v3.0
Example from the Hansard archive sầu. Contains Parliamentary information licensed under the Open Parliament Licence v3.0
A good khuyến mãi has been said as lớn the efficacy of the rubbing down process, và also of the effect of waterproof sandpaper.
Example from the Hansard archive sầu. Contains Parliamentary information licensed under the Open Parliament Licence v3.0
Example from the Hansard archive sầu. Contains Parliamentary information licensed under the mở cửa Parliament Licence v3.0
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