Sandpaper là gì, grit trong giấy nhám là gì

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

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strong paper with a layer of svà or a similar rough substance stuông chồng khổng lồ one side, used for rubbing a surface in order to lớn make it smooth
The surfaces of each metal were ground & polished with sandpaper (300-4000) và alumina powder (0.3 m).
For the asymmetrical case, the entire upper surface of the plate was covered with sandpaper with a maximum grain kích thước of about 1.4 milimet.
For limited aspects of the study, the boundary layer was tripped with sandpaper rings, 0.4 centimet wide & 0.08 cm thiông xã.
Each core was air-dried, mounted on a wooden block, và hand-sanded with three grades of high unique sandpaper và microfinishing film.
A 50 mm wide swept sandpaper trip located immediately after the slot was used khổng lồ promote transition và thicken the boundary layer.
In addition to 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 sầu. Contains Parliamentary information licensed under the mở cửa Parliament Licence v3.0
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
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 sầu. Contains Parliamentary information licensed under the Open 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 Open Parliament Licence v3.0
Example from the Hansard archive. Contains Parliamentary information licensed under the mở cửa Parliament Licence v3.0
A good khuyến mãi has been said as to the efficacy of the rubbing down process, và also of the effect of waterproof sandpaper.
Example from the Hansard archive. Contains Parliamentary information licensed under the Open Parliament Licence v3.0
Example from the Hansard archive. Contains Parliamentary information licensed under the xuất hiện Parliament Licence v3.0
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to lớn clean all of a place, especially your house, very well, including parts you vày not often clean

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