operation n. 1.动作,行动,活动;业务,工作;作用。 2.效果,效力;有效范围,有效期间。 3 【工业】工序;开动,运转;操作,运用;施行,实施。 4.【数学】运算;【医学】手术;【军事】〔常 pl.〕军事行动,作战;〔pl.〕【航空】地面指挥所;【商业】(资金的)运用;交易;投机买卖;〔美国〕经营。 operation of breathing 呼吸作用。 regulations for technical operations 技术操作规程。 directing operation 【火箭】控制程序。 the operation of a machine 机器的运转。 a capital operation 大手术。 four operations (算术的)四则,加减乘除。 a base of operations 作战根据地,作战基地;策源地。 a plan of operations 作战计划。 main operations 主力战。 operations on exterior [interior] lines 外线[内线]作战。 come [go] into operation 开始工作,开始运转;生效。 in operation 活动着;运转着;施行着。 perform an operation (on sb. for a disease) (给某人)动(外科)手术。 put into operation 实施,施行。 undergo an operation 受手术。
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例句与用法
The following paragraphs are a necessary digression to define and illustrate several important vector operations . 下面有必要先离题来确定和说明一些重要的矢量运算。
It supports base vector operations , and it is combined to scalar processing totally 支持向量基本运算操作,并能与标量执行机制完全融合。
On the other hand , apf with vector operation of unified constant frequency integration ( uci ) control is presented in this thesis 另外,针对以上方法的不足提出了通用常频积分控制矢量模式的apf 。
A novel reversible coordinate transform method , need not calculating the transform coefficient matrix , based on vector operation is proposed in this paper 摘要提出了一种基于矢量运算的新的坐标变换方法,该方法具有不需要计算转换系数矩阵、可逆的特点。
This paper does simulation analysis of this model , especially emphasizes on harmonic analysis of the power grid . and some changing rules and influencing factors of this vector operation system are deduced 对该模型进行了仿真分析,并着重对交-交变频同步机系统注入电网谐波进行了研究,得出交-交变频同步电机系统运行时谐波的一些变化规律及其影响因素。
As well as , using vector operation substitute scale operation in order to improve compression rate condition on keeping on distortion . by tool of vc + + simulate the result of research . finally , compared with jpeg , we can draw on a condition : using dct table substitute dct calculate and using vector operation substitute scale operation which can attain that is high compression rate and steady distortion 其中,在dct变换中通过使用dct查询标的方式代替dct常规变化,达到减少计算机乘除运算次数的目的;量化过程中通过使用矢量量化代替标量量化,达到在保证最小失真度的前提下提高压缩比,并因此省略了jpeg压缩中的熵编码过程,简化了压缩过程,同时获得最佳压缩效率。
The input and output state vectors are defined , which are a 6 1 column vector including motion types , the magnitude and spatial orientation , respectively . the state matrices ( sms ) can be deduced by vectors operation , that is , the output state vectors multiplied by the input state vectors 其中,前者按照输入输出端的不同运动类型、速度矢量的大小及方向特征,以6维矢量形式表示;而后者作为输入、输出特征矢量之间的纽带,描述了基本变换单元的功能与特征。
Application component layer envelops the parallel algorithms of matrix - vector operation to offer users high - level interfaces ; the other three layers implement data abstraction 、 data partition and parallel mechanism respectively , and every layer has specific class and interface definition 其中应用组件层把矩阵向量运算的并行算法封装成类组件,为用户提供了高层次的接口;另外三层分别实现数据抽象、数据划分和并行机制支持三方面功能,每一层都有具体的类组件和明确的接口定义。
Firstly , by selecting and defining the resource load indexes rationally , lbmr take into consideration the effect on the resource usage of source node and destination node by the migrant . by means of vector operations , lbmr can use multiply resources in harmony . secondly , lbmr adopts the smallest k - subset random algorithin , and the load index information is provided by the information cache Lbmr算法的主要思想有三点:第一,基于合理选择和定义的资源负载向量,综合考虑进程迁移对源节点和目标节点资源利用率的影响,通过向量运算协调多种资源的平衡使用;第二,基于最小k子集随机算法,采用信息cache提供的负载信息作为负载平衡算法位置策略的选择依据;第三,基于进程生命时间的概率分布,根据迁移进程减速( slowdown )数学期望值的改善程度,选择适合于迁移的进程。