第8题: [单项选择]What happens A. Bob’s father is ill. B. Bob is in. C. Bob and his wife have a child now. 参考答案:C 答案解析:[听力原文] M: How are Bob and his wife Are they still in the hospital F: Oh... yes... But he is
最可能的诊断是() A. 腹壁软组织损伤 B. 肺挫裂伤 C. 肝脏破裂 D. 胰腺损伤 E. 胃或十二指肠损伤 参考答案:C
第31题: [多项选择]过滤器安装时,应注意的事项有( )。 A. 先将过滤器联箱和减温箱定位 B. 吊装组合件时,其次序是先一级后二级,每级由外向里、逐排上位、逐排焊接 C. 主滤器的材料应采用一些含铬、钼、钒等元素,具有良好高温强度性的耐热合金钢制造 D. 安装膨胀节时,注意膨胀的方向不要装错,密封装置不要漏掉 参考答案:A,C,D