1#乙烯装置中控固定采样点加样时应从中进行选择登录样品()
A. 1#乙烯装置中控手动登录模板
B. 1#加氢手动登录模板
若浓硫酸溅到皮肤上,应立即用大量清水冲洗,接着用2%的碳酸氢钠溶液冲洗()
A. 是
B. 否
客车厂修在车辆两端防攀盒正面是竖向涂打“电化区段严禁攀登”标记?()
A. 从左向右涂打
B. 从右向左涂打
在哪里托运行李?”以下翻译中正确的选项是()
A. Where can I get my baggage?
B. Where can I get my luggage?
C. Where can I have my luggage checked in?
D. Where can I check in my luggage?