第32题: [单项选择]某物料输送过程采用密闭罩,有关吸风口的设计,错误的应该是下列哪一项 A. 斗式提升机输送冷物料,于上部没置吸风口 B. 粉状物料下落时,物料的飞溅区不设置吸风口 C. 皮带运输机上吸风口至卸料溜槽距离至少应保持300~500mm D. 粉碎物料时,吸风口风速不宜大于2.0m/s 参考答案:A
第34题: [单项选择]A. Rent or Buy B. A New Way of Getting Home Furnishing. C. Furnished Apartment. D. A New Idea. 参考答案:B 答案解析:[听力原文] Which of the following can best serve as the title of the passage