为防止油吸收系统冻结,如果聚合停车、胶罐压力呈下降趋势时,先停止加碱,油吸收系统应()。 ["与加碱同时停止","立即停用","继续投用至少5分钟"]
人类真正认识臭氧是在()年以前。 ["50多年","100多年","150多年","200多年"]
下列各项中,不属于汗法治疗范畴的是() ["A.风湿在表","B.水肿","C.疮疡","D.疟疾初起","E.麻疹已透"]
就业补助资金是用于何种工作的专项资金() ["用于促进就业创业的专项资金","用于发放本单位职工工资的专项资金","用于劳动执法的专项资金","用于低保发放的专项资金"]
下列各项中不属于消法的是() ["A.活血化瘀","B.消疽杀虫","C.行气散滞","D.通导大便","E.化痰祛水"]
比功率