主页
学科
搜索
账户
常见问题
当前学科：数字数据网的构成及应用
题目：
多选
数字数据网(DDN)常用的用户设备包括()。
A . 普通电话机
B . 传真机
C . 个人计算机
D . 工作站
E . 可视电话机
答案：
<查看本题扣1积分>
查看答案
答案不对？请尝试站内搜索
推荐知识点:
DSC遇险呼叫与安全频率是（）
我国海洋货物运输保险承保的基本险包括（）和一切险。
对铝制件锡焊时，应对工作表面进行挂锡，首先用（）将焊接部位清除干净，将松香碾碎过筛与铸铜沫调和后撒在上面。
（）是仓储合同的法律特征。
据中国商务部数据，2002年以来外资流入中国放缓，但中国对外投资却快速增长。“资金和搭载在资金上很多的要素，开始真正的双向流动”。与上述现象的出现没有．．必然联系的是（）
不多见的小儿脑肿瘤是()
关于补体的激活，以下正确的是（）。
二年生或多年生杂草与一年生杂草物理防除方法相同，即削弱其竞争力；防止种子侵入；建坪前休闲防除外，还应进行（）。
女，55岁，进行性视力下降8个月，检查：双颞侧偏盲，眼底视乳头萎缩，头颅平片示蝶鞍明显扩大，MR显示鞍内及鞍上占位，内分泌检查垂体各项激素水平均在正常范围内，诊断应首先考虑（）
Dream for Better We all have plans and dreams for a better, more ___1___ life. Yet only a small percentage of people actually achieve their ___2___ .A good question is: why? Recently, I was working with a young man who was ___3___ get on his feet. He had written out his goals, and he had powerful reasons why he wanted to achieve these goals. But after weeks of trying, he was still not much further along. So we took some time to try to understand what was holding him ___4___ .As we examined his average day, it became apparent to me that he was much too ___5__ .He was spending lots of time doing lots of different things. I ___6___ that most of what he was doing was not very important in the greater scheme of things. We did some exercises to ___7___ which activities were important, which ones were urgent and which ones was filling (or killing) time. As it turned out, most of the things he was doing throughout the day were filling time. He wasn't comfortable ___8___ he was very busy, so he created things that needed to be done. He was always working on something—yet at the end of the day, he had rarely accomplished any tasks to move him closer to the life he wanted. This behavior is fairly easy for an outside observer to spot but extremely difficult to self-diagnose. The ___9___ is to slow down and get comfortable with being still, with contemplating what we really want and whether our actions are suitable for our goals. Many of our activities are avoidance activities: we do things to fill up the time and thus avoid having to do more difficult tasks. It wasn't easy, but once the young man finally accepted that he needed to do less overall but more of the important things, his life took a dramatic ___10___ for the better. ___3___内的正确选项为（）