SRAM存储器是A.静态随机存储器 B.静态只读存储器 C.动态随机存储器 D.动态

题型:单项选择题

问题:

SRAM存储器是

A.静态随机存储器

B.静态只读存储器

C.动态随机存储器

D.动态只读存储器

考点:计算机等级考试B笔试一级B笔试77
题型:单项选择题

如图所示,水平放置的平行板电容器两极板间距为d,带负电的微粒质量为m、带电量为q,它从上极板的边缘以初速度 射入,沿直线从下极板N的边缘射出,则(  )

A.微粒作匀加速直线运动

B.微粒的电势能减少了mgd

C.两极板的电势差为mgd/q

D.M板的电势低于N板的电势

题型:单项选择题

在软件开发中,需求分析阶段产生的主要文档是

A.可行性分析报告

B.软件需求规格说明书

C.概要设计说明书

D.集成测试计划

题型:单项选择题

进料加工合同执行完毕后1个月内,经营单位应持( )到主管海关办理合同核销手续。

A.《登记手册》

B.商务部门批准进料加工合同的批件

C.经营单位填写的“核销申请表”或“进口料件使用情况表”

D.有关进口料件和出口产品的进料加工专用进出口货物报关单

题型:单项选择题

Directions: Write an English composition in NO LESS THAN 120 WoRDS according to the instructions given

below.

     Supposing you are Li Hua, today your roommates and you talked about the thing you want to do most after

the College Entrance Examination. Now use your imagination to keep a diary to describe the conversation and

talk about your thinking. Other students' opinions are as follows:

     Xie Wei: I'll learn to drive.

     Li Jia: I'd like to lose weight.

     Zhang Yong: I want to work.

Notice: The beginning o f the diary is given to you as follows.

     April 8, 2010                                                                                                   Fine 

     What do you plan to do after the College Entrance Examination? Today we had a heated discussion about

the topic in the dormitory. __________________________________________________________________

________________________________________________________________________________________

________________________________________________________________________________________

题型:单项选择题

储运设备管理的工作要求有哪些?

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