数学研究数和空间的抽象对象。
Mathematics is concerned with the abstractions of time and space.
您可以应用从本文学到的知识处理数PB的日志文件；因此，MapReduce抽象是一种非常有用的工具，尤其是在云环境中。
You can easily take the lessons from this article and apply them to petabytes of logfiles; that is the essence of why the MapReduce abstraction is a useful tool, especially in a cloud environment.
我身兼数职：抽象派艺术家，具体的分析家，无情的赌马人。
I am an abstract artist, a concrete analyst, and a ruthless bookie.
并对“近世代数”（吴品三）、“抽象代数”（徐诚浩）中有关模格维数几个定理证明的遗漏，作了某些补证。
The paper also gives some corrections to several theorems and their proofs about the dimension of the modular lattice ih the books" Modern Algebra" by Wu and "Abstract Algebra" by Xu.
数学家在过去数百年中已经证明，类对于这些目的就已经足够：它们可以担负起数、函数和其他抽象对象的任务。
But mathematicians have established in the past hundred years that classes, or sets, are enough for all these purposes: they can be made to do the work of Numbers, functions, and the rest.
仿真结果表明，在生成树拓扑抽象中使用此逼近算法后，可大大减少源节点由于拓扑信息不准确而产生的路由决策错误数，提高网络性能。
Simulation results show that the proposed algorithm can greatly reduce the routing decision errors of the source nodes due to inaccurate topology information, and improve network performance.
数的形式如果这种主语指的是一类人动词用复数如果指的是单个人或抽象概念，动词用单数。的是单个人或抽象概念动词用单数。
With such a subject, the choice between a plural or a singular verb depends on whether the adjective refers to a group of people or to a particular person or an abstract quality.
数的形式如果这种主语指的是一类人动词用复数如果指的是单个人或抽象概念，动词用单数。的是单个人或抽象概念动词用单数。
With such a subject, the choice between a plural or a singular verb depends on whether the adjective refers to a group of people or to a particular person or an abstract quality.
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