etch
حفر
definition
verb
etched glass windows
engrave (metal, glass, or stone) by coating it with a protective layer, drawing on it with a needle, and then covering it with acid to attack the parts the needle has exposed, especially in order to produce prints from it.
her initials were etched on the table
cut or carve (a text or design) on a surface.
noun
Jim continued to run his fingers over the artifact, exploring each etch and nick.
the action or process of etching something.
translation of 'etch'
verb
طبع فى الذهن,
خرط,
حفر,
رسم,
محلول كيميائى
example
Until Ishikawa, no one had tried to 'etch' a semiconductor's tiny circuitry onto a curved surface, much less onto a sphere.
The chips are encoded by generating nanometer-thick layers of porous films on the wafers using a special electrochemical 'etch' .
And they could play a role in hyper-accurate gyroscopes or help 'etch' superfast computer chips.
A perfect lens would be able to focus light more narrowly than conventional lenses, making it possible to 'etch' finer electronic circuits and create more compact and powerful computer chips.
ballistic electron emission microscopy is used to 'etch' templates for even smaller circuits
Jim continued to run his fingers over the artifact, exploring each 'etch' and nick.
Chip production involves some pretty noxious substances, such as the decidedly nasty hydrofluoric acid used to 'etch' the silicon wafers.
She uses acid to 'etch' designs into the surface of metal plates, echoing the way that wind and water wear away at stone over time.
The acid also can 'etch' the surface, which increases the water penetration through the face of the joint.
It's a simple technique: put the carbon paper where you want your 'etch' , take the line drawing, and use a pen to trace over it.
Sandblasting allows better control of the depth of the 'etch' .
I could take a screwdriver and 'etch' some very interesting designs on your car, but I doubt you would call me an artist.
semiconductor production processes such as plasma 'etch'
As a by-product, fungi can produce organic acids that will corrode and 'etch' inorganic materials.
By using retarding agents of different strengths within the same panel, decorative features can be created by varying the depth of the 'etch' on elements of a pattern or design.
Hydrofluoric acid is the only solvent you'll find to 'etch' glass.
These solutions are available from several manufacturers in different strengths to achieve the required depth of 'etch' and a finish that meets the original specification.
acetic acid gives a more selective 'etch'
While some actors would resent never being able to shake off their past, John says he is proud to have been responsible for a character who is indelibly 'etched' on the nation's psyche.
Many memories were lost or left behind that day, but some are indelibly 'etched' on the minds of the islanders forever.
Most manufacturers offer choices of beveled, 'etched' , and stained glass.
From 1904 he also gave up printmaking (he was one of the greatest 'etchers' of his time and also made some lithographs).
The spring show of the James Gallery in Dalkey offers the chance to see the work of an artist acknowledged as one of the greatest 'etchers' in art history.
The poem will be 'etched' in the memorial stone - a tangible acknowledgement of the loss of life and accompanying grief, says Appleton.
Wednesday 30th September 1984 was such a life-changing day for me that the date has been 'etched' on my memory ever since.
Miller was the first photojournalist to witness these scenes, and the images she captured are indelibly 'etched' on the public consciousness.
These are typically made from layers of epoxy-based resin and fibreglass and copper, on which conductive tracts are 'etched' .
One submission called for photographs of victims to be 'etched' into glass plates.
Light can focus atoms into simple patterns for 'etching' carbon-coated gold layers.
Ironically, September 19th, 2003, is 'etched' in the memory of most local people for a completely different reason.
Credits: Google Translate
