以减压渣油为燃料的常减压加热炉在长期生产运行过程中， 对流室钉头炉管表面结垢严重。
In the long-term operation of atmospheric and vacuum heat furnace that use vacuum heavy oil as fuel, thesurface of nailhead furnace tube in the convection chamber was seriously deposited.
世卫组织正支持该国卫生部加强对流行病学和实验室的监测和数据管理。
WHO is supporting the Ministry of Health to strengthen epidemiological and laboratory surveillance and data management.
实验室的标牌劝说工人们对流氓机器人大喊诸如“这句话是假的”这样似是而非的话，同他们作战。
signage throughout the facility advises workers to combat rogue robots by shouting paradoxes like "This sentence is false" at them.
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