国家建立和完善城镇居民基本医疗保险制度。城镇居民基本医疗保险实行个人缴费和政府补贴相结合。享受最低生活保障的人、丧失劳动能力的残疾人、低收入家庭六十周岁以上的老年人和未成年人等所需个人缴费部分，由政府给予补贴。
Which three statements are true regarding persistent lightweight jobs？（） [" Persistent lightweight jobs modify several tables in the data dictionary to generate a lot of redo."," The user cannot set privileges on persistent lightweight jobs."," Persistent lightweight jobs are useful when users need to create a large number of jobs in a short time."," Persistent lightweight jobs are useful when users need to create a small number of jobs that run infrequently."," The use of a template is mandatory to create persistent lightweight jobs."]
在选用刀具材料时，在保持足够的强度和韧性的条件下，应尽可能有高的（） ["硬度","耐热性","硬度和耐热性","硬度和耐磨性"]
经过处理后的污水排海必须低于含油（）mg/l ["50","30","70"]
下列符合施工组织总设计的编制程序的是（）。 ["确定施工的总体部署、拟定施工方案、编制施工总进度计划、编制资源需求量计划","确定施工的总体部署、拟定施工方案、编制资源需求计划、编制施工总进度计划","确定施工的总体部署、编制资源需求计划、编制施工总进度计划","计算主要工种工程的工程量、确定施工的总体部署、编制施工总进度计划、拟定施工方案"]
依据热量因子分类：
