Flossing is the only way to remove the plaque that accumulates between the teeth and below the gum line — areas where a toothbrush can't reach and decay often begins.
牙线洁牙是去除聚集在牙齿之间和牙龈底部牙斑的唯一办法。这些地方因牙刷接触不到会发生腐蚀。
The influence of seriate line-source to the decay of solute concentration in streams is not simply equal to the addition influence of several point-sources.
“连续线源”对河流水体中溶质衰减过程的影响，不简单等同于几个“点源”的迭加。
Since results in line with expectations, it preliminarily prove that use of narrow-band FBG to realize SSB in RoF can inhibiting decay caused by dispersion better.
检测双边带信号通过窄带FBG滤波后，成为单边带信号的光谱图，结果基本符合分析预期。
A new method to measure fluorescence lifetime, which compose Lssajous figure to a straight line with fluorescence decay curve and RC curve line is described in this paper.
本文介绍了一种测量荧光寿命的新方法：利用荧光衰减曲线和RC电路衰减曲线合成李萨如图形来测量固体荧光材料的荧光寿命。
A new method to measure fluorescence lifetime, which compose Lssajous figure to a straight line with fluorescence decay curve and RC curve line is described in this paper.
本文介绍了一种测量荧光寿命的新方法：利用荧光衰减曲线和RC电路衰减曲线合成李萨如图形来测量固体荧光材料的荧光寿命。
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