加氢反应器有热壁式、冷壁式和轴向式三种形式。
参考答案：错
The Voice of China became one of _________ TV shows last year.
A．popular
B．more popular
C．much popular
D．the most popular
下列不是破伤风临床表现的是( )
A．张口一横指
B．肌张力增高
C．神志清醒
D．下肢无力
E．轻刺激可诱发抽搐
