给出脉冲激光作用块状靶材的烧蚀模型。
The ablating model of a bulk target irradiated by a pulse laser is set up.
讨论了激光作用的机理。
本文给出了共振激光作用下的汤生放电理论。
The theory of Townsend discharge under resonant laser action is presented.
研究了强激光作用下非热平衡状态光学元件的热透镜效应。
This paper studies the thermal lensing effect of optical element under laser heating at non-thermal equilibrium state.
曲率效应和激光作用时间不同是造成上述现象的主要原因。
The main reasons are curvature effects and different laser interacting on times.
本文采取旋波近似，分析了序列脉冲激光作用下的双能级系统。
Two-level systems under the action of a laser pulse train are studied by rotating-wave approximation.
计算了薄膜在高功率脉冲激光作用下截面温度场和应力场分布。
The sectional temperature and stress diStribution of optical films under high power PUlse laser irradiation are calculated.
计算了薄膜在高功率脉冲激光作用下截面温度场和应力分布场。
The sectional temperature and stress distribution of optical films under high power pulse laser irradiation are calculated.
在高功率激光作用下，拉曼池窗口及其膜层很容易被激光损坏。
The window and its coating of the Raman cell are easily damaged by the laser beam with very high power laser.
纳米膜层结构基于激光作用下的非线性局域光学效应实现超分辨。
The super resolution is realized by the nonlinear local optical effect in the nano-film irradiated by laser.
对在强激光作用下的光学元件的透射激光方向角进行了时序观测。
The experiment of time sequence observation of laser orientation angel for transmitting laser beam through an optical element under heating of powerful laser has been carried out.
在高功率密度激光作用下，某些线性介质中会产生非线性自聚焦现象。
Under high power density laser action, in some linear media could produce nonlinear self-focusing.
研究预载结构在连续波激光作用下的响应有重要的学术价值和应用价值。
It is in researchers' great interest to study the response of pre-loaded structures irradiated by CW laser beam.
本文讨论了氪离子激光器中紫色激光作用的工作原理，放电管的结构设计。
The operation theory of violet lasing in krypton ion laser and the construction design of the plasma tube are discussed.
本文系统地研究了金刚石微粉压坯在高功率CO2激光作用下的烧结工艺。
The sintering technique of diamond fine powders compact by CO2 laser has been researched systematically in the thesis.
在阈值以上激光作用下不锈钢表面形成镜面，而在阈值以下则出现氧化层。
As the laser fluence exceeds the threshold a mirror surface appears, otherwise, an oxide layer will be formed.
研究发现，在超强激光作用下电子运动的相对论效应可导致高农谐波辐射。
It is discovered that driven by the super strong laser field, the oscillation of electrons, due to their relativistic motion, will generate harmonic emission.
熔深增加的主要原因是活性剂微细粉末在激光作用初期增加对激光能量的吸收率。
The main reason for the increment of laser absorptivity is that fluxes absorb more laser energy and transmit it to the specimen during the early period of laser action.
本文建立了一个光学薄膜在长脉冲激光作用下的模型来计算激光作用下的温度场。
A numerical model is developed for the calculation of transient temperature field of thin film coating induced by a long-pulsed high power laser beam.
在激光同位素分离中，激光作用区内原子的密度和速度分布对分离过程有重要影响。
The atomic density and velocity distribution in the laser excitation zone is very important for the atomic vapor laser isotope separation (AVLIS).
这就是说，在激光作用下，dna分子系统将产生混沌，进而导致细胞遗传性的破坏。
This means that DNA molecule system under laser action produces chaos, and will further lead to variation of inheritance of cell.
从手术的激光作用机理、设备结构以及激光传输系统中的关键技术等角度进行了阐述。
This article mainly presents the theory of laser thermokeratoplasty(LTK), equipment configuration and some key techniques in laser delivery system.
对不同功率密度激光作用的模拟结果进行分析，并求解了纯铝熔化破坏的激光功率阈值。
The simulation result with different power laser density is discussed, and the laser power threshold density for aluminum is calculated.
采用腔内机械转盘开关，发现当激光作用时间逐渐变短至毫秒量级时，仍可观察到该现象。
When the period of laser action was reduced to the order of millisecond by using a mechanical rotating switch within the cavity, this effect could still be observed.
得到了激光作用生物组织的热源项，推导了生物热传输方程，并对其定解条件进行了探讨。
We obtained the laser heat source term expression and deduced the bio-tissue heat transfer equation, the solution conditions related were also summarized.
第二章推导出了原子与拉曼脉冲激光作用后的能态分布矩阵以及原子在重力场中的传输矩阵。
We start from the schrodinger equation, researching on the interaction process of cold atoms system with Raman laser pulse, and then educe the density matrix equation.
本文采用自行研制的传感器研究了在不同能量的脉冲激光作用下，水中靶材所受的力学效应。
A novel optical sensor is developed to investigate the mechanical effects during pulsed laser ablation of metals in water at different pulse energies.
利用变程跳跃模型对电阻温度曲线进行分析讨论，表明激光作用的内在机制是激光辐照诱导电子退局域化。
The analysis of the resistance-temperature relation using the variable range hoping (VRH) model shows that the intrinsic mechanism of the laser irradiation is the delocalization of the electrons.
介绍了用于激光和牙齿作用后产生的等离子体监控的声学传感器的设计方法，可用于对激光作用过程的监控。
This paper presents the method of designing a acoustic sensor monitoring the shock wave and sound wave along with plasma produced in the process of interaction between short-pulse laser and teeth.
采用ANSYS有限元软件详细地研究了强激光作用下水冷硅镜的沟槽结构对镜面温升和变形峰谷值的影响。
The influence of the channel parameters of the water-cooled Si mirror on temperature and thermal deformation was simulated using ANSYS finite element analysis.
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