当锅炉需要做正压漏风试验时，启动送风机前应将风机（）退出。 A.锅炉联锁装置 B.机 发布时间：2018-09-28 16:52 │ 来源：www.tikuol.com 题型：单项选择题 问题： 当锅炉需要做正压漏风试验时，启动送风机前应将风机（）退出。A.锅炉联锁装置B.机炉联锁程序C.电动机保护D.一次、二次风门
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题型：单项选择题 报关员是指由报关人选定，经海关培训，考核合格，录取《报关员证书》，负责办理有关报关事宜的专职人员。通常报关员的《报关员证书》只能在（ ）登记海关的所在地使用。A．进口B．注册C．出口D．备案 查看答案