取消辅修货车厂、段修时，编织制动软管总成质量保证期限为（）。 ["6个月","1年","1个段辅期","1个段修期"]
IBM 系统存储解决方案包括哪些？（） ["优化 IT 架构","业务连续性","信息生命周期","以上所有"]
A sequence was created with the DDL statement shown below:CREATE SEQUENCE my_sequence CACHE 10 ORDER The following statements are successfully executed in sequence through separate database connections: CONNECTION1 - VALUES NEXT VALUE FOR my_sequence INTO :con1hvar CONNECTION2 - VALUES NEXT VALUE FOR my_sequence INTO :con2hvar CONNECTION1 - VALUES NEXT VALUE FOR my_sequence INTO:con1hvarWhat is the current value of the :con1hvar host variable?（） ["2","3","11","30"]
下列因素中，直接影响德尔菲法成败的最重要因素是（）。 ["调查表中问题的数量","专家的选择","征询的轮次","征询的时间间隔"]
单一气体就是（）的气体. ["单原子分子气体组成；","只含一种元素的气体；","不含其他组分；","没有杂质的气体"]
餐饮业的分类标准通常有哪些？
