时基0.5ms/cm2.1cm1.050.2ms/cm5.3cm1.060.1ms/cm10.5cm1.05波形厘米数/cm周期/ms2001.0ms/cm5.05.00200.006000.2ms/cm8.41.68595.2410000.1ms/cm10.11.01990.1014000.1ms/cm7.20.721388.8918000.1ms/cm5.60.561785.71220050us/cm9.20.462173.91260050us/cm7.80.392564.10300050us/cm6.80.342941.18频率/HzX轴时基波形厘米数/cm周期/ms测量频率/Hz占空比2001ms/cm5.15.10196.083.160.8%5000.5ms/cm4.12.05487.802.561.0%10000.2ms/cm5.11.02980.393.160.8%20000.1ms/cm5.10.511960.783.160.8%500050us/cm4.10.2054878.052.561.0%1000020us/cm5.00.1010000.003.060.0%2000010us/cm5.00.0520000.003.060.0%频率/HzX轴时基波形厘米数/cm周期/ms测量频率/Hz正波宽度/cm时基5000.5ms/cm4.12.052.11.052.010000.2ms/cm5.11.022.50.502.515000.1ms/cm6.70.673.40.343.3频率/Hz周期宽度/cm周期/ms上升宽度/cm上升时间/ms下降宽度/cm1.000.500.33下降时间/ms