When inspecting a tank barge to see that it has all the required fire extinguishers and other safety items aboard，which of the following is the best source for determining what is required?（） ["The supervisor in charge of the dock to which the barge is tied up","Part 38 of the Rules and Regulations for Tankers","The Certificate of Inspection of the barge","The local fire marshal"]
云梯车只能由受过培训和经过授权的专人来操作，且必须严格遵守操作手册指示。
经银监会批准，汽车金融公司可以从事（）等业务。 ["办理汽车生产商贷款","提供购车贷款","代理政策性银行业务","接受境内公众存款","同业拆借"]
水管路系统属于消防系统的一部分。
根据《教育法》、《教师法》，我国幼儿园教师的权利有（）。 ["进行保育教育活动","享有人民代表的权利","从事科学研究、学术交流","指导幼儿的学习和发展","按时获取工资报酬"]
什么叫电弧自身调节系统的调节精度？
