四个人同时分析矿物中的硫含量,每次取样4.75g。哪一分析结果报告合理 A: 0.05%,0.05% B: 0.047%,0.048% C: 0.0469%,0.0470% D: 0.04693%,0.04689%

四个人同时分析矿物中的硫含量,每次取样4.00g。哪一分析结果报告合理 A: 0.04693%,0.04689% B: 0.0469%,0.0470% C: 0.047%,0.048% D: 0.05%,0.05%

火模型是火灾风险评估中设定火灾的常用模型，而该模型中火灾增长系数是衡量火灾类型的重要参数，其中快速火的火灾增长系数为（） A: 0.0029 B: 0.0117 C: 0.0469 D: 0.1876