0 the loss of ice or snow from a glacier or iceberg, or the loss of rock or similar material, caused by a process such as melting or erosion:
1 a medical treatment that involves cutting away a small amount of tissue from the body:
Ablation is the intentional destruction of tissue, usually with heat.
In most ablations the quantity of tissue affected is minuscule.
In catheter ablation a tiny probe is threaded through the arteries to the interior of the heart, where it zaps a few cells that have occasionally been making the heart beat too fast
Each year there must be a very slow sinking of the surface, but the ablation is infinitesimal.
We are of the opinion that this is just the main thermodynamic difference between the "cold" ablation and the organic material ablation.
The outlet of the first shock in the gas induces a strong rarefaction wave which reflects also into a shock at the ablation radius.
Only with the high exit velocities possible with pulsed laser ablation propulsion is it possible to overcome this problem.
This brings to a decoupling of the laser beam from the target and, as a result, the mass ablation rate decreases with time.
中文繁体
(冰川、冰山)消融, (岩石等物質)融蝕、水蝕…
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(冰川、冰山)消融, (岩石等物质)融蚀、水蚀…
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ablacja…
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aşınma, zamanla aşınarak yok olma…
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