问题
单项选择题
废锅液位过低不会造成以下那种现象()。
A、回收热量少
B、发生蒸汽管线水击现象
C、冷排负荷加重
D、废锅出口温度高
答案
参考答案:B
废锅液位过低不会造成以下那种现象()。
A、回收热量少
B、发生蒸汽管线水击现象
C、冷排负荷加重
D、废锅出口温度高
参考答案:B
选择下面所给词或词组填空或完成句子,使其完整或正确(每词限用一次)。 | |
2. It's not easy for Linda to _______ at night. 3. Jim failed in the lest because he was _______ haw weekend. 4. Chinese _______ medicine should be developed all over the world. 5. Gina won the first prize in the singing competition. so she went home _______. |