关于X线机高压交换闸的错误叙述是()
A.机械强度要求高
B.用来切换正负高压
C.可用一般继电器代替
D.用来切换灯丝电压
E.必需浸在绝缘油中使用
参考答案:C
第二节:单词拼写(共5题,每题1分,共5分)
根据所给句子的句意及汉语或首字母提示,在句子右边的横线上写空格处各单词的正确形式。
81. F___ she has chance to play table tennis with the famous player.81
82. What was your first ________(印象) of London? 82
83. My hometown is an _________(有魅力的) place. 83
84 What I a________________most about Lee is his patience. 84
85. Nowadays, more and more young people prefer a new wedding, 85
c___________(结合) Chinese traditional style with western style.
斜疝修补术后早期,最适宜的卧位是()
A.半卧位
B.仰卧位,咽部垫枕
C.俯卧位
D.斜坡卧位
E.侧卧位