液氯气化加热时,一般用(),要有防止物料倒灌至液氯钢瓶的措施。
A、蒸汽
B、温水
C、明火
参考答案:B
固定资本投资
I could just see a bike in the distance, but I couldn’t () what color it was.
A. make out
B. make sense
C. make way
D. make for