钢筋混凝土板中的分布钢筋,其直径不宜小于6mm,其间距不应大于()mm。
A.150
B.200
C.250
D.300
参考答案:C
根据句意及所给的汉语提示,填写适当单词完成句子。
1. She likes ________(蔬菜) because they are good for her.
2. She has ________(午饭) at school every day.
3. I’m very ________(疲劳的) after the long walk.
4. She ________(通常) swims after school.
5. She has a dancing lesson on ________(周三).
石油化工装置检修与其它行业相比,危险性一样。