当煤气含氧量超过（）%或煤气柜位高度达到上限时应停止转炉煤气回收。 ["2","1.5","1"]
What should you do() ["Create a new site named Site1. Create a new subnet object that has the 10.1.1.0\/24 prefix and assing the subnet to","Create a new site named Site1. Create a new subnet object that has the 10.1.1.1\/32 prefix and assing the subnet to","Create a new site named Site1. Create a new subnet object that has the 10.1.1.2\/32 prefix and assing the subnet to","Create a new site named Site1. Create a new subnet object that has the 10.1.2.0\/24 prefix and assing the subnet to"]
酶的分离纯化方法中，根据目的酶与杂质分子大小差别有（）法，（）法和（）法三种。
外国公司分支机构
Photoshop的两种文字类型是（）和（）。
大电流接地系统
