它们仅有的可观测特征是能量与自旋。
Their only observable characteristics were energy and spin .
它们仅有的可观测特征是能量与自旋。
它与真实唯一的接触是通过可观测量实现。
Its only contact with reality is through observable quantities.
得出了这种条件下系统可观测的必要条件。
Necessary conditions for such "general" systems to be observable are obtained.
光学显微镜下可观测到晶体的(110)解理。
Cleavage (110) of the crystal was observed by optical microscope.
为此本文研究了低可观测飞行器的航迹规划方法。
Therefore, this thesis makes a research on the route planning method of low observable aircraft.
由于趋势重要性，您需要搜集一系列可观测性数据。
Since trends are usually important, you need to gather a range of data observations. For example
还提出了一种基于节点邻接矩阵的快速可观测性分析方法。
In addition a speedy observability analysis method based on nodal adjacent matrix is put forward.
介绍一种简单易懂的由微分方程推导可观测标准形的方法。
This paper introduces a simplified method of deriving observable canonical form from differential equation.
首先分析了系统的观测性，得出了系统可观测的两个必要条件。
System observability is examined and two necessary conditions for the system to be observable are obtained.
目前可观测的宇宙将没有机会形成，因为相反粒子将马上清除彼此。
The observable universe would have had no chance of coming into being, as these opposing particles would have wiped each other out.
此次月全食是2010年之前在西半球可观测到的最后一次月全食。
This is a total eclipse of the moon by 2010 in the Western Hemisphere can be observed in the last total eclipse of the moon.
被动式目标跟踪主要存在两个问题：系统非线性和距离不可观测性。
There are two main problems in bearing-only tracking: system's nonlinearity and inscrutability of the range of target.
这正是由于该系统并不是一致完全可观测的而是准一致完全可观测的。
The reason is that the system is quasi-uniformly and completely observable instead of uniformly and completely observable.
同时，由于成本原因，当前PMU配置还不能保证电网的完全可观测。
For too high cost for PMU placement, the network is not observable only with PMU.
子空间系统辨识方法确定系统的阶次是由可观测矩阵的非零奇异值来决定。
The system order is decided by non-zerosingular values of the observation matrix in the subspace state space systemidentification method.
直径为180亿光年(每个方向90亿光年)在可观测事物中是一个可观的比例。
A diameter of 18 billion light-years (9 billion in each direction) is a considerable percentage of observable reality.
物理学理论也许十分优美，然而它们并不完善，只能解释可观测宇宙的一小部分。
The theories of physicsmay be elegant but they are incomplete, capable of explaining only a small fraction of theobservable universe.
提出了一种新的基于降阶网络雅可比矩阵的电力系统状态估计可观测性分析方法。
A new observability analysis algorithm for power system state estimation based on reduced network Jacobian matrix is proposed.
地表温度与气象站记录的气温不同，它是对卫星可观测范围内的地面可感温度的估测。
Land surface temperature is an estimate of how hot the surface within the satellite's field of view would seem to the touch; it is not the same as the air temperatures recorded at weather stations.
无仪器辅助情况下，肉眼不可观测到的活体生物，如细菌，霉菌，病毒或寄生物等。
Living things such as bacteria, molds, viruses and parasites that cannot be seen with the unassisted human eye.
佛山市气象学会专家表示，13日零时至天亮前，我国大部分地区可观测到英仙座流星雨。
The Perseid meteor shower is expected to put on a good show during the early hours of Thursday morning in most parts of China, experts of Foshan Meteorological Institute said.
基本上，我们可观测的宇宙是从大约137亿年前的一种精致秩序(异常低的熵)状态中开始的。
Basically, our observable universe begins around 13.7 billion years ago in a state of exquisite order, exquisitely low entropy.
除了原始平台层之外的所有分层都并不严格；这些分层是以软件要素的可观测逻辑化分组为基础的。
None of the layering, except for the original platform layer, was strict; it was based around logical, observable groupings of software elements.
可观测性分析是无源定位与跟踪系统的前提和基础，只有满足可观测条件才能对系统进行正确求解。
Observability analysis is the basic and prime task in passive localization and tracking system, for only when the system is observable, it can be determined with unique and definite solution.
对在中佛罗里达州东海岸的肯尼迪航天中心现场观看发射的观众来说，这次试飞的可观测范围有几英里。
For those spectators in the area of the Kennedy Space Center on central Florida? S eastern coast, the test launch should be viewable for miles around.
本文将股利政策作为一个可观测变量引入单层、双重委托代理模型，详细分析了降低代理成本的途径。
This article builds single and double principal-agent theory models and studies measures to reduce agent cost by using dividend policy as an observable variable.
但仍要做很多工作以完成从原子的力学模型到实验室可测的可观测量的转变，并将其作为量子力学的基础。
But there was still work to do to complete the transition from mechanical models of the atom to observable quantities measured in the laboratory as the basis for a quantum mechanics.
但仍要做很多工作以完成从原子的力学模型到实验室可测的可观测量的转变，并将其作为量子力学的基础。
But there was still work to do to complete the transition from mechanical models of the atom to observable quantities measured in the laboratory as the basis for a quantum mechanics.
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