管线加油车加油流程:地井接头——流量表——过滤器——文氏管——稳压接头。()
参考答案:错
Seeing the bad results of the exams, she was rather upset and felt _____ about her future.
A.surprising
B.puzzling
C.puzzled
D.surprised
自觉咽中如物梗塞不适,吐之不出,吞之不下,但不妨碍进食的病证是()
A.反胃
B.梅核气
C.噎膈
D.噫气
E.呃逆