Saturday, November 4, 2023
问题:填空题城市燃气管网漏气会导致的事故会导致()、火灾、中毒等恶性事故。...
Monday, January 15, 2024
问题:填空题在绘制燃气管道水力计算图表时,燃气密度按()计算。...
Monday, March 11, 2024
Saturday, November 4, 2023
Monday, March 11, 2024
Sunday, September 17, 2023
问题:填空题高、中压燃气环网在()的情况下,按等管径计算的环网比用等压降计算的环网的金属耗量少。...
Sunday, January 28, 2024
Monday, January 15, 2024
Sunday, January 28, 2024
Monday, March 11, 2024
Saturday, November 4, 2023
问题:多选题输气管线的敷设方式有()。A埋地B土堤C架空...
Monday, January 8, 2024
问题:填空题燃烧速度指数(燃烧势)反映了燃气燃烧火焰所产生离焰、黄焰、回火和不完全燃烧的倾向性,是一项反映燃具燃烧()的综合指标,能更全面地判断燃气的燃烧特性。...
Sunday, January 28, 2024
Monday, January 15, 2024
Sunday, January 28, 2024
Saturday, November 4, 2023
问题:填空题调压器按照用途分类可分为()、用户调压器和专用调压器。...
Sunday, January 28, 2024
Saturday, November 4, 2023
问题:多选题居民生活用气量取决于()。A用气定额B气化百分率C居民人口数D燃气性质...
Sunday, January 28, 2024
问题:多选题经济分析过程中应遵循的原则()。A实事求是B费用-效益分析C可比性原则D处理方便...
Saturday, November 4, 2023