【单选题】— I go to bed and get up early every day. — That’s a good . It keeps us healthy.
【单选题】-- _____ nice day it is today! Let’s go out to play, shall we? -- That’s a good idea.
【单选题】设备的( ),其故障主要是由于设计上的疏忽、制造质量欠佳或操作不习惯等引起,故障率开始较高,然后随时间延长而降低。
【多选题】下列关于浴盆曲线的表述正确的是( )。
A.
早期故障阶段这一阶段的产品故障主要是设计与制造中的缺陷
B.
偶然故障阶段产品故障率可降至一个较低的水平,且基本处于平稳状态,可以近似认为故障率为常数
C.
耗损故障阶段产品故障率迅速上升,很快出现产品故障大量增加或报废的现象
【单选题】-We’ll have a day off! - . That’s great!
【单选题】—Hi, Linda. _______ a hot day! Let’s go swimming, OK? —That’s a good idea!
【判断题】《“十三五”旅游业发展规划》要求,“十三五”时期,要严格遵守相关法律法规坚持保护优先、开发服从保护的方针,对不同类型的旅游资源开发活动进行统指导。
【单选题】All dolphins ask for is 20 pounds of fish a day and a few pats on the nose. For the Navy, that’s a real bargain .
A.
I've kept my side of the bargain and I expect you to keep yours.
B.
You should be able to pick up a few good bargains .
C.
You can get even better deals if you're prepared to bargain .
【单选题】“Look! _______ sunny day it is! How about going hiking?” “That’s a good idea.”
A.
此题出自2015年贵州贵阳中考英语真题及答案,2015年贵州贵阳中考英语试题及答案 “Look! _______ sunny day it is! How about going hiking?” “That’s a good idea.” A.What a
【简答题】根据故障浴盆曲线,()理解是错误的. A、早期故障主要是设计和制造中的缺陷 B、产品使用初期,故障率较高,并呈明显上升趋势 C、偶然故障期是产品的主要工作期,故障率低且基本平稳 D、耗损期故障迅速上升,通过预防维修可以延缓故障增加