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锅炉运行的经济性指标是(  )

单选题
2021-07-17 23:46
A、<span style="font-size:12.0pt;font-family:宋体;&amp;#10;mso-ascii-theme-font:minor-fareast;mso-fareast-theme-font:minor-fareast;&amp;#10;mso-hansi-theme-font:minor-fareast;mso-bidi-font-family:&quot;Times New Roman&quot;;&amp;#10;mso-bidi-theme-font:minor-bidi;mso-ansi-language:EN-US;mso-fareast-language:&amp;#10;ZH-CN;mso-bidi-language:AR-SA">连续运行小时数</span>
B、<span style="font-size:12.0pt;font-family:宋体;&amp;#10;mso-ascii-theme-font:minor-fareast;mso-fareast-theme-font:minor-fareast;&amp;#10;mso-hansi-theme-font:minor-fareast;mso-bidi-font-family:&quot;Times New Roman&quot;;&amp;#10;mso-bidi-theme-font:minor-bidi;mso-ansi-language:EN-US;mso-fareast-language:&amp;#10;ZH-CN;mso-bidi-language:AR-SA">可用率</span>
C、<span style="font-size:12.0pt;font-family:宋体;&amp;#10;mso-ascii-theme-font:minor-fareast;mso-fareast-theme-font:minor-fareast;&amp;#10;mso-hansi-theme-font:minor-fareast;mso-bidi-font-family:&quot;Times New Roman&quot;;&amp;#10;mso-bidi-theme-font:minor-bidi;mso-ansi-language:EN-US;mso-fareast-language:&amp;#10;ZH-CN;mso-bidi-language:AR-SA">事故率 </span>
D、<span style="font-size:12.0pt;font-family:宋体;&amp;#10;mso-ascii-theme-font:minor-fareast;mso-fareast-theme-font:minor-fareast;&amp;#10;mso-hansi-theme-font:minor-fareast;mso-bidi-font-family:&quot;Times New Roman&quot;;&amp;#10;mso-bidi-theme-font:minor-bidi;mso-ansi-language:EN-US;mso-fareast-language:&amp;#10;ZH-CN;mso-bidi-language:AR-SA;mso-bidi-font-weight:bold">锅炉热效率</span>
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正确答案
D
试题解析
标签： 建筑环境与能源应用工程 专升本 锅炉及锅炉房设备 2020年第二学期期末考试 能源与动力工程 锅炉原理
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