“一对多”专户的特点有哪些？（） ["A.灵活的费率结构","B.广泛的产品类型","C.高端的客户服务","D.灵活的投资模式"]
农业生产中在马铃薯和甘薯生长中后期，增施哪种肥料有利于增加产量？（） ["氮肥","钾肥","硫肥","镁肥"]
A shipmate chokes suddenly，cannot speak，and starts to turn blue. You should（）. ["perform the Heimlich maneuver","make the victim lie down with the feet elevated to get blood to the brain","immediately administer CPR","do nothing until the victim becomes unconsciou"]
下列不属于个人职业生涯规划的内容的有（）。 ["自我剖析","目标设定","目标实现策略","目标实施"]
Engine protection by means of an alarm or shutdown control can be obtained with devices that are sensitive to （）. ["temperature","pressure","engine speed","all of the above"]
氯气干燥工序正常停车该如何操作？
