You can restore a backup image taken on a 32 bit level system into a 64 bit level, but not the opposite.
可以将32位系统上创建的备份镜像恢复到64位系统，但是反之则不行。
When complete, the first user-space program (init) starts, and high-level system initialization is performed.
完成这些操作之后启动第一个用户空间程序(init)，并执行高级系统初始化工作。
With appropriate tool support, designers could perform execution or simulation and debugging on high-level system models to validate and verify system logic early on.
有了适当的工具支持，设计人员可以在高层的系统模型上进行执行或模拟，并调试，从而在早期确认并验证系统逻辑。
Much better to stick with a two-level system of pass and fail, or (if you will insist on such elitism) one extra level of “pass with distinction” for the top quartile.
最好还是继续两级方案，即通过和不通过，或者（若坚持精英主义）再为顶尖者增加“优秀通过”这个额外的级别。
Beginners and intermediate system administrators will benefit most from this article; the explanations and examples assume you can handle most beginner-level system admin concepts.
初学者和中级系统管理员将从本文获益最多；解说和示例假设您可以运用大部分初学者级别的系统管理概念。
The molecule can be simplified as a three-level system.
在低能量范围内，该分子可以简化为三能级体系。
The stimulated photon echo in degenerate two-level system has been studied.
研究了简并二能级系统的受激光子回波效应。
Photon echo in polarization beat spectroscopy is studied for a V-type three-level system.
利用相位共轭极化拍频光谱术对V型三能级系统中的光子回波进行了研究。
This essay introduces the application on fuzzy PID control in three-tank water level system.
本文介绍了模糊PID控制在三容水箱液位控制系统中的应用。
We have studied the saturation effect of degenerate four-wave mixing in Doppler-broadened two-level system.
我们研究了多普勒增宽的二能级系统中，简并四波混频的饱和效应。
We studied the optical bistability for four-level system with single and triple state typical of organic media.
对一种有着单重态和三重态的典型的有机物的四能级系统的光学双稳进行了研究。
The rate equation of tunable pulse ti: sapphire laser is given using the theoretical model of four-level system.
以四能级系统为理论模型对脉冲可调谐掺钛蓝宝石激光系统建立了速率方程。
The evolution and enactment of civil action level system are closely related to the value goal of lawsuit benefit.
审级制度的产生和设定与诉讼效益这一价值目标密切相连。
With the time-dependent perturbation theory, the dynamics of a two-level system coupled to an Bose field is revisited.
从含时微扰论的角度出发，重新求解了与玻色场相耦合的两态系统的动力学。
Fuzzy control technique and SoftPLC are applied to the three tank liquid level system which realize intelligent control.
应用模糊控制技术和软plc技术对三容液位控制装置进行智能控制。
The characteristics of rare earth doped fibers and the principle of fiber amplifier with three-level system are described.
简述了稀土掺杂光纤的特性，以及三能级光纤激光放大的基本原理。
Interaction designers must translate life goals into high-level system capabilities, formal design concepts, and brand strategy.
交互设计者必须要将人生目标转化为高层次的产品功能、正式的设计概念和品牌战略。
A focus and level system of stepper based on linear array CCD was introduced, its testing and controlling principles were discussed.
介绍了一种基于线阵CCD的光刻机调焦调平系统，讨论了其检测和控制原理。
In this paper, the time-resolved degenerate four-wave mixing in two-level system is treated rigorously with the density-matrix method.
本文用密度矩阵方法严格处理了在共振情况下二能级系统时间分辨简并四波混频问题。
The time characteristics of a pulsed ti: sapphire laser have been studied theoretically based on the rate equation of four-level system.
本文从四能级结构激光速率方程出发，对脉冲掺钛蓝宝石激光器的时间特性进行了理论研究。
In this paper, we use the dressed-atom approach to derive the analytical expression of the gain of a FIR laser with a four-level system.
本文用缀饰原子方法解出四能级系统远红外激光增益系数的解析表达式。
We put forward a centrifuge pump and level system to show the synthesis process and demonstrate the applicability and efficiency of this method.
该文给出一个离心泵及液位系统的故障树生成过程，证明了此方法的实用性和有效性。
A simplified analytical expression of maximum single frequency output is obtained by the analysis of a homogeneously broadened four-level system;
通过对四能级均匀加宽激光器单频功率的分析得到最大单频输出功率的简化解析结果；
The interaction between a weak probe laser pulse and a two-level system strongly driven by a near-resonant laser pulse is studied by dressed model.
我们用缀饰模型研究强近共振激光脉冲驱动下二能级系统与弱试探脉冲的相互作用。
Conclusion: the new emergency 4 level classification system may be more suitable for nuclear accidents emergency rescue than the current 3 level system.
结论：新的应急体系(4级体系)比原体系(3级体系)更适合于核事故应急救援。
A new processing structure is proposed to solve the problem of existence of several mid-level system tracks and the complexity of tracks 'label management.
针对通常的航迹关联融合结构存在多个中间级系统航迹、航迹号管理复杂等问题，提出了一种适用于多传感器航迹关联融合的处理结构。
The level system uses new model of Web accessing and level computation to build Web level system so that the requirement for computer resources is greatly reduced.
该搜索引擎的级别系统使用了新的网络访问模型和级别计算模型，大大降低了搜索引擎对于计算机资源的要求。
The optical structure of focus and level system was introduced, and a mathematical model for single-point measurements of height and focusing and leveling was set up.
介绍了调焦调平系统的光学结构，并建立起了理想的单点高度测量与整场调焦调平的算法模型。
The optical structure of focus and level system was introduced, and a mathematical model for single-point measurements of height and focusing and leveling was set up.
介绍了调焦调平系统的光学结构，并建立起了理想的单点高度测量与整场调焦调平的算法模型。
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