英语词汇span gas怎么读，是什么意思，单词翻译、读音、固定搭配用法和短语词组及例句-英汉双解词典

单词	span gas
释义	span gas 简明释义标定气体：用于校准和测试气体检测仪器的气体，通常具有已知的浓度和成分。网络释义短语 1 span calibration gas 量程校准气双语例句 1 The air, zero gas, span gas, and fuel show no problems. 空中，零点气体，标定刻度气和燃料表明没有问题。 2 Then if 75 is set as the span gas, Range 2 is selected for calibration. 那么如果量程气是75，量程2将被选择为校准量程。 3 Then increase the sample pressure until the reading displays span gas value. 然后，增加采样的压力，直到读显示标定刻度气体值。
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英汉双解词典包含3185865条英汉词条，基本涵盖了全部常用单词的翻译及用法，是英语学习的有利工具。