YB25包装机运行中,当打开商标纸门时或纸门未关紧时,指示灯亮,显示“()”故障。 发布时间:2018-10-09 03:50 │ 来源:www.tikuol.com 题型:填空题 问题: YB25包装机运行中,当打开商标纸门时或纸门未关紧时,指示灯亮,显示“()”故障。
题型:填空题 We'll fly to the south to see you immediately the tickets become_____. [ ]A. present B. available C. easy D. convenient 查看答案