装炮班的主要作业内容有哪些？
参考答案：射孔器搬运作业、射孔器组装作业、吊装作业、射孔器发放和接收作业。
PSE肉和DFD肉的特点是什么？
—Do you like the film?
—No, I think it's _____. I felt _____ when I sat in the movie theater. [ ]
A. boring; boring
B. bored; bored
C. boring; bored
D. bored; boring
