We work out a budget so as to ______.
A. avoid unnecessary spending
B. buy the favorite DVD
C. earn more credits
D. spend freely on favorite things
查看答案
向量中断是________。
A. 外设提出中断
B. 由硬件形成中断服务程序入口地址
C. 由硬件形成向量地址，再由向量地址找到中断服务程序入口地址
The writer mentions the examples of Hitler and Mussolini to show that ______.
A. even the most cultured nation could produce dictators
B. massive popular support does not guarantee truth
C. they had the power of arousing people's emotion
D. they were both good at using faulty logic
钢筋砼管道安装时，应将()逐节调整正确。
A. 管节的边线及内底高程
B. 管节的中心及管顶面高程
C. 管节的中心及内底高程
D. 管节的边线及管顶面高程
高密度聚乙烯管用于道路下排水管道铺设，当槽深小于3m ，管径 300mm ≤ DN ≤1000mm ，沟槽的最小宽度应为() mm 。
A. De + 400
B. De + 600
C. De + 800
De＋ 1000
微信支付 
支付宝支付