Through the cigarette/pressure drop of filter rod instrument used in the suction resistance bar pressure drop values for testing, this article analyzes the correct selection of standard and discusses the problems in the process of testing, which is helpful for correct measurement of the pressure drop value of the suction resistance bar.%本文通过卷烟/滤棒压降仪中使用吸阻棒的压降值进行检测，分析在检测过程中正确选用标准器的实践以及存在问题的探讨，从而有助于我们准确测量吸阻棒的压降值。
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