The capacitors are of small capacitances and can be used in organic substrates to save cost.
所述电容值非常小，可应用于有机基板内，以节省成本。
Trimmer capacitors are only available with very small capacitances, normally less than 100pf.
微调电容器只能提供非常小的电容，通常小于100pf。
The measurement of small capacitances by substituting method can avoid the effect of uncertain factors and achieve high precision measurement of on-line small capacitances.
用替代法完成小电容的测量，可以避免不确定因素对电容测量的影响，完成在线小电容的高精度测量。
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