对于工艺主控的操作,在设备停机时,不必立即关闭锌层测厚仪。
参考答案:错
用所给词的适当形式填空
1. Next you need ______ everything into a blender.(put)
2. Please p______ the apple for the babies before they eat them.
3. Put some relish on two ______ (slice)of turkey.
4. Jenny, would you like to make a fruit s______ for me?
5. I like eating Beijing D______ very much.It's very delicious.
6. Here _______(be) some story-books for you and your brothers.
7. _______(not add) _______(some) honey to the sandwich.
8. How much ______(relish) do we need?
在标准大气压下,质量为400g、温度为55℃的水,吸收8.4×104J,温度升高多少摄氏度?(c水=4.2×l03J/(kg•℃)