| 词汇 | example_english_vaporization |
| 释义 | Examples of vaporizationThese 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. The vaporization process which takes place in a very short time but with a considerable amount of mass transport exerts a recoil pressure. In summary, we can conclude that vaporization and laser beam sputtering is the main mechanisms in laser ablation, under our conditions. Concrete evidence suggests that vaporization resistant impurities are responsible for laser-cone formation. At the vaporization temperature of aluminum, the pressure of a per fect gas at solid density is ;20 kbar. The experimentally measured energy deposition values are expressed as a percentage of the vaporization energy in the fifth column. The theory includes both melting and vaporization or condensation. However, vaporization or condensation of water can have an important effect on the melt rate. The laser pulverized the target into a powder of fine fragments 0.1 mm before significant melting or vaporization could occur. This rather surprisingresult is due to the large heat of vaporization for water. Depending on pulse intensity, three photo-thermal components can be seen: vaporization, melt displacement, and explosive or volumetric melt ejection. The current waveform has a small spike which is due to vaporization in the beginning of discharge, and after an insulation phase, the discharge restarted. The result can be melting or even vaporization of some of the material involved. During the first 3.5 ns, the wire temperature gradually increases up to roughly the vaporization temperature. For the isolation of surface film, the bacterial lawn was covered by 2.5% solution of glutaraldehyde without prefixation by diffusion and vaporization. These were fixed by diffusion of the fluid fixative through the agar as well as by its vaporization. The energy transformed to the lattice through the electron phonon interaction, is responsible for the melting and vaporization of the target metals. The heat generated by the arc caused the partial vaporization of the liquid nitrogen, which was forced to bubble into the gas washing bottle attached to the reaction flask. When a high power laser is focused inside a liquid media, optical breakdown takes place due to rapid vaporization and ionization of the media, mainly by focal heating. In addition, for the low concentrations of water typically dissolved in basalt (e 0.001), the contribution of the latent heat of vaporization is negligible compared to that of solidification. Factors such as torquing, gross mechanical plastic deformation, fracture and related structural phase changes and diffusion, spalling, endothermic reactions, melting, ablation, and vaporization reduce the effective momentum coupling. While in literature, the cutting of nonmetals is often simply called sublimation cutting or cutting by vaporization, the present book distinguishes between melt shearing, vaporization, and chemical degradation. If instantaneous energy deposition was assumed, the energy density deposited in the material would exceed the energy that is required for vaporization by several orders of magnitude. The vaporization and plasma creation at the target surface, under large vapor pressure in the hot spot is the factor which is important in laser technology and laser diagnostics. Probably surprising for the reader, vaporization only takes place for two particular materials acrylic glass and polyacetal!, while melt shearing or chemical degradation are the dominant mechanisms. The plutonium fuel is also stored in a ceramic form that is heat-resistant, minimising the risk of vaporization and aerosolization. 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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