问题
判断题
甲醇精馏系统交出检修的条件是设备内物料倒空()
答案
参考答案:错
解析:甲醇精馏系统交出检修的条件是设备内物料倒空,水洗完成,氮气置换合格并吹干系统。
甲醇精馏系统交出检修的条件是设备内物料倒空()
参考答案:错
解析:甲醇精馏系统交出检修的条件是设备内物料倒空,水洗完成,氮气置换合格并吹干系统。
阅读理解。 | ||||||
Bayfield Shopping Coupons (赠券)
| ||||||
1. What are these ads for? | ||||||
A. Food you can order for delivery. B. Places to go on vacation. C. Special offers at a shopping center. D. Things on sale in a big store. | ||||||
2. Which of the following is true according to the ads? | ||||||
A. Spending $50 means 3 hours of free parking. B. One person can buy 4 tickets for the price of three. C. After buying two CDs, you can get another two CDs for free. D. At Mike's Café, people can get a free drink after spending $6. | ||||||
3. We can know from this passage ____. | ||||||
A. there is more than one theatre in the center B. if you buy a book there, you may pay less than half the price C. you may get a free one if you buy a shirt, or a tie, or a pair of shoes D. you won't get a free soft drink unless you spend more than 10 dollars on the meal |