相关试题
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(7)软件在回路中仿真又称为嵌入式仿真。
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(9)系统建模技术包括人体建模技术、环境建模技术和实体建模技术。
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(1)用混合线性同余法产生的随机数是不需要进行随机性检验的。
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(3)在线性同余发生器的递推公式中，当m足够大的时候，线性同余发生器将不再有周期性。
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(5)随机系统中的不确定事件的相关变量，可以利用具有某种统计分布的随机变量来进行建模。
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(7)因为离散型随机变量的分布函数是离散的，无法求出其反函数，因而也就不能利用逆变换法生成随机变量。
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(9)一般说来，放射性物质粒子发射之间的时间间隔服从指数分布。
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(1)离散事件系统的操作和状态变化仅在离散时刻产生。
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(3)进入商店购物的顾客显然是永久实体。
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(5)活动周期图建模方法将实体的状态分为静寂和激活两种。
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(7) Petri网系统中的变迁，即指资源的消耗、使用以及对应状态元素的变化。
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(1)微分方程模型可以描述一个系统的输入量与输出量的动态关系。
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(3)状态空间方程能够完全描述系统的性能，包括系统内部的各个状态。
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(5)如果所建立的微分方程求不出其解析解，则研究其稳定性和数值解法。
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(7)区域分解算法的基本思想是:把计算区域口分解为若干子域，子域的形状尽可能规则，于是原问题的求解转化为在子域上求解。
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(9)根匹配法要求事先要在z平面上进行根匹配，这种方法存在一定的局限性。
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(1)对系统性能测度的估计，只需要进行点估计即可，不需要进行区间估计。
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(3)使用固定样本数量法进行终止型仿真结果分析时，独立运行次数越多越好，但由于受到计算成本限制，往往不会取太多次独立运行。
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(5)模型的确认与验证(v&v)是建模与仿真(Nl&s>的一个重要步骤，在建立仿真模型后完成。
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(7)对仿真模型的确认是指确认模型与对象系统完全一致，保证模型绝对正确。
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(9)公共随机数实现方差缩减的效果主要取决于模型本身的特征。由于受到具体模型限制，公共随机数法不一定能达到方差缩减。
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(1)在元素选择窗口中，System Function显示Witness系统中可以定义的所有函数类型
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(3)劳动者是代表资源的离散元素，一般负责对其他元素进行处理、装配、修理或清洁。
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(5)不管模型是否运行，Witness都会去检查工作站是否已配置在有效的网络中。
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(7) BLTFFE是Witness系统中输出规则中使用的命令。
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(1)生产物流自始至终伴随着生产过程，生产的过程也可以说是物流的过程。
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(3)无论是制造业还是流程式企业，生产物流管理都是整个供应链管理工作的重要组成部分
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(5)生产物流区别于其他物流系统的最显著特点它不和企业生产紧密联系。
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(7)单一对象流水线不是只固定生产同一种产品。
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(9)在多品种小批量生产方式下，必须根据上级的零件生产定单具体安排零件在车间中的合理流动路线和加工顺序。
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(1)配送是将商品在恰当的时间、运用恰当的方式、以恰当的费用最终传递给需求者的过程。
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(5)配货功能是将货物进行分拣、拣选、配齐，集中堆放于指定配货场地待运。
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(7)客户及订单管理仅仅完成客户合同的签订和客户管理。
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(9)运用软件对配送中心的模拟仿真能够反映出其所有的运行过程。
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(1)配货是配送工作的第一步，是配送中心的重要环节。
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(3)在配送中心搬运成本中，配货作业搬运成本占不到一半。
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(5)配货作业的基本流程是:分货、配货检查、包装、选择配货方式。
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(9)配货作业系统规划是配送中心总体规划的中心，并且主导其他规划环节的进行。
推荐试题
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经营活动产生的现金流量通常可以采用直接法和间接法两种列报方法
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现金流动负债比率是经营活动产生的现金净流量与流动负债的比值
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现金流量表中的现金包括库存现金、可以随时支付的银行存款和其他货币资金
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将净利润调整为经营活动现金流量，是以利润表中的净利润为计算起点
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经营活动产生的现金流量最能反映企业获取现金的能力
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在不存在现金等价物情况下，现金流量表中，“现金及现金等价物净增加额”与资产负债表中的“货币资金”期末、起初余额的差额相等
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采用直接法编制经营活动产生的现金流量时，一般以营业收入为起点调节与经营活动有关项目的变动，计算出该项目
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用银行存款购买两个月内到期的国债,不会使现金流量表中现金净流量发生增减变动
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现金流量表的分析填列法是直接根据资产负债表、利润表和有关会计科目明细账的记录分析计算出现金流量表各个项目的金额，据此编制现金流量表的方法
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为了清晰反映构成所有者权益各组成部分当期的增减变动情况，所有者权益变动表采用矩阵形式列示
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销售净利率是20%，资产周转率是1次，权益乘数是2，则净资产收益率是40%
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一般认为，资本保值率越高，表明企业的资本保全状况越好，所有者权益增长越快，债权人的债务越有保障
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如果企业的负债资金的利息率低于其资产报酬率，则提高资产负债率可以增加所有者权益报酬率
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杜邦分析体系是利用各主要财务比率之间的内在联系，综合分析企业财务状况的方法。建立财务分析指标体系
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沃尔比重评分法是将选定的财务比率用线性关系联系起来，并分别给定各自的分数比重，然后通过与标准比重进行比较，确定各项指标的得分及总体指标的累积分数，从而对企业的信用水平做出评价的方法
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1 In our class,most discussions and activities take place in assigned small groups,These groups provide a supportive and safe environment that （） learning
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9 As the finance ministry rejected the defor its "lack of clarity",it[ ]complaint with the Europear Commission that this deal was against the law
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5 State governments and the colleges themselves have [ ] financial help to students with special abilities and those with financial needs
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10 Dogs cannot distinguish the color of trafficlights, so the master must make the decision of when it is safe to [ ] across the road
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6 The committee agreed that his papers
[ ] a wider circulation because of their essential and fundamental interest to a larger audience.
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1 Because women often restrict their diet
In an effort to control weight,they may
Not consume enough iron-rich food and
( ) experience an iron Deficiency.
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8 Americans defend the right to obtain a gun and they have[ ] been willing to turn a blind eye to the harm that people owning guns have caused
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7 The anger and frustration [ ] by the local people who do not understand what is happening to them will be a terrible and dangerous force
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2 Some reform advocates ignore the impact of
Class size on student achievement,and they
are ( ) what they call as a Priority:teacher effectiveness.
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3 Because of easy access to the Internet,the
New breakthrough tq create something
Truly creative ( ) happen anytime now.
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4 Indeed,if teachers want to( ) how far students might get in life, a better measurement than grades might be how hard the students try.
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5 Nature has( ) these animals ( ) a capacity for not showing Fear.
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6 During the weeks of discussion,delegations
from groups who are interested in the
Resolution may call on representatives to
( ) their point of view.
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7 Plato was a superb writer,and his works are
Part of the world’s great literature.Most of
His existing work is ( )Dialogs and letters.
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8 Young people should enter into a broad
Flexible training program,through which
They can learn a lot and be ( ) their future careers.
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9 The young man is very happy and proud to
be ( ) the old professor because he always feeIs great when talking With him.
【填空题】
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10 One day they passed more than 20 villages ( ),and some of these are Said to have stretched for six miles or more.
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7 Being asingle parent,there is no way for her
to ( ) the time and energy she has
devoted to her children for the past 10 years.
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8 It is essential that you start by listening because one of the main ( ) teenagers and their parents face in forming positive relationships is that neither listens to the other.
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9 We all know the dangers of an earthquake: the ( ) to buildings,the troubles can be caused by falling trees,and the terror occurs when the earth actually opens uip.
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10 Not until recently have we realized that the increasing world population may lead to a potential gloomy ( ) for humanity starvation.
【填空题】
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2 It is the development strategy/of the company to ( ) its overseas expansion in order to take a slice of the world market
