计算并填写下表
IP地址 | 191.25.179.7 |
子网掩码 | 255.255.192.0 |
地址类别 | (41) |
网络地址 | (42) |
直接广播地址 | (43) |
主机号 |
(44) [简答题]面砖质量差,规格偏差较大,怎么办?
[名词解释]落棉率
[单项选择]TMEIC窄搭接焊机的最大焊接速度为()m/min。
A. 5 B. 10 C. 15 D. 20 [判断题]施工现场临时用电工程,需要三相四线制配电的电缆线路必须采用五芯电缆。
A.正确 B.错误 [单项选择]
Meals away from home What makes Americans spend nearly half their food dollars on meals away from home The answers lie in the way Americans live today. During the first few decades of the twentieth century, canned and other convenience foods freed the family cook from full-time duty at the kitchen range. Then, in the 1940s, work in the wartime defense plants took more women out of the home that ever before, setting the pattern of the working wife and mother. Unless family members pitch in with food preparation, women are not fully liberated from that chore. It’s easier to pick up a bucket of fried chicken on the way home from work or take the family out for pizzas or burgers than to start opening cans or heating up frozen dinners after a long, hard day. Also nowadays, the rising divorce rate means that there are more single working parents with children to feed. And many young adults and elderly people, as well as unmarried and A. it can be eaten in the car B. it is much more tasty than home-made food C. one only uses his fingers while eating it D. it is time-saving and convenient [单选题]CMOS集成逻辑门电路内部是以( )为基本元件构成的。
A.三极管 B.二极管 C.晶闸管 D.场效应管 E.略 F.略 G.略 H.略 [单选题]个体决定是否采取某种行为,以适应目前或长远的需要的适应形式属于
A.应对 B.应激 C.顺应 D.调试 E.反射 [单选题]购买者主要通过其压价与( )来影响行业中现有企业的盈利能力。
A.要求企业以外币结算业务 B.要求企业公布财务数据及年报 C.要求参观企业生产流水线 D.要求提供较高的产品或服务质量 [判断题]铜及铜合金采用开坡口的单面焊时,必须在背面加成型垫板才能获得所要求的焊缝形状。( )
A.正确 B.错误 [填空题]J.Martin认为,信息资源规划是由规划者自顶向下地规划,再由数据管理员 ______ 进行详细设计。
[单选题]以下哪个实体不能为UE分配IP地址
A.SMF B.AAA C.HSS/UDM D.PCF [单项选择]吊篮的基础结构件是()。
A. 悬挂机构 B. 悬吊平台 C. 提升机 D. 电气控制系统 我来回答: 提交
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