Through adjusting the diameter of the hole on medium board equivalent dielectric constant of medium board is changed, and quality factor is regulated.
通过调节孔的直径来调节等效介电常数,进而调节品质因素,成功地解决了三者之间的矛盾。
参考来源 - 基于RFID的圆极化天线的研究The detail description of chemical component is the key of tobacco quality factor. While the factor's establishment can not be finished efficiently only by basic chemical component implement now.
化学成分的有效描述是支持烟叶品质因素的关键。
参考来源 - 烟叶主要化学成分与等级品质关系的研究·2,447,543篇论文数据，部分数据来源于NoteExpress
质地特性是食品极其重要的品质因素。
香气物质是反映烟叶质量的重要品质因素。
Aromatic matter was the important factor of tobacco quality.
利用包络形状函数方法测定了宁夏地区介质品质因素Q值。
Using the method of the form function of the envelope, the Q-value of crustal media in the Ningxia region is determined.
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