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1、电子测量技术第二版林占江课后答案Stillwatersrundeep.流静水深流静水深,人静心深人静心深Wherethereislife,thereishope。有生命必有希望。有生命必有希望第第2章章测量误差分析与数据处理测量误差分析与数据处理2.1绝对误差：绝对误差：0.05V修正值：修正值：-0.05V实际相对误差：实际相对误差：1.01%示值相对误差：示值相对误差：1.00%电压表应定为电压表应定为0.5级级2.215V,2.5级级2.310%2.4绝对误差：绝对误差：-0.2mA；修正值：；修正值：0.2mA实际相对误差：实际相对误差：0.25%0.5级级:2.514.8V,40.8
2、%2.61.15V,0.99V;23%,19.8%2.75%,0.42dB2.8200k,266.7k,25%2.9200k,199.973k,0.014%2.10微差法、替代法、零示法微差法、替代法、零示法2.112.5级级2.121000.82125,0.0472.130.99260.00082.14正态分布正态分布,1215.016.11,2.1586.4,3.18,0.00312,5.84E42.163.3,382.17mA+nB,9.5%2.184%2.191600.16%,9.41.0%,2.205%,5%2.212级级第第3章模拟测量方法章模拟测量方法3.120%,4.8%,4V
3、,4.763.120%,4.8%,4V,4.763.21.414,1.11,1;1,1,1;1.73,1.15,13.21.414,1.11,1;1,1,1;1.73,1.15,13.37.07,10,5.783.37.07,10,5.783.423.42格格格格3.53.5输入已知参数的方波、三角波输入已知参数的方波、三角波输入已知参数的方波、三角波输入已知参数的方波、三角波3.63.6不同，波形系数不同不同，波形系数不同不同，波形系数不同不同，波形系数不同3.73.7平均值表,波形系数更接近波形系数更接近波形系数更接近波形系数更接近1 13.83.8见见见见P89P893.93.9见见见见
4、P108P1083.100.5%,2%,5%3.100.5%,2%,5%3.1127.4%,23.1%,20.2%3.1127.4%,23.1%,20.2%第第4章章数字测量方法数字测量方法4.1见见见见P115P1154.24.2见见见见P119P1194.34.3见见见见P115P1154.444.44位，位，位，位，4 4位半，位半，位半，位半，3 3位半，位半，位半，位半，3 3位半，位半，位半，位半，0.01mV0.01mV4.50.005%,4.50.005%,4.60.0008V,84.60.0008V,8个字个字个字个字4.70.000058V,0.0032%,0.000041
5、8,0.023%4.70.000058V,0.0032%,0.0000418,0.023%4.84.8见见见见P135P1354.94.9见见见见P143P1434.100.00002%,0.0002%,0.002%4.100.00002%,0.0002%,0.002%4.111.01s4.111.01s4.12100kHz4.12100kHz4.13754.1375 s s4.14P1444.14P1444.150.05%,20%4.150.05%,20%4.160.056%4.160.056%4.17100kHz,404.17100kHz,40s,10s,104.189.4ns4.189.
6、4ns4.194.19用外触发方式用外触发方式用外触发方式用外触发方式4.204.20滞后电源电压滞后电源电压滞后电源电压滞后电源电压4545超前超前超前超前45455.1,5.2参阅本间相关内容参阅本间相关内容5.3李沙育图形，是圆形。李沙育图形，是圆形。5.4李沙育图形（李沙育图形（1）椭圆形（）椭圆形（2）“8”字形字形5.5被测信号频率与扫描信号频率不成整数倍，图形向左被测信号频率与扫描信号频率不成整数倍，图形向左“跑动跑动”。5.6被测信号频率与扫描信号频率不成整数倍，波形紊乱。被测信号频率与扫描信号频率不成整数倍，波形紊乱。5.7前沿有上冲，前沿弯曲。前沿有上冲，前沿弯曲。5.8最
7、小周期最小周期T=0.2s1010=20s,频率频率50k5.9最高工作频率是最高工作频率是20MHz5.10最低工作频率是最低工作频率是0.4Hz5.110.02s/cm5.1240ms，3ms，29ms5.13（1）聚焦不良（）聚焦不良（2）回扫消隐失效）回扫消隐失效5.14引入引入50Hz交流电源的干扰交流电源的干扰5.15参阅本章相关内容参阅本章相关内容第第5章章时域测量时域测量第第6章章频域测量频域测量6.1P2046.2P2056.3P2086.4P2086.5P2126.6P2146.7P2236.8P2216.9P2246.10P2236.11P2266.12P233第第7章章
8、逻辑分析仪逻辑分析仪7.1P2367.2P2377.3P2387.4P2417.5P2437.6P2467.7P2497.8P265第第8章调制域测量章调制域测量8.1P2708.2P2728.3P2728.4P2748.5P2758.6P2768.7P277第第9章章非电量测量非电量测量9.1P2799.2P2809.3P2819.4P2829.5P2829.6P2859.7P2869.8P2879.9P291第第10章章电磁兼容测量电磁兼容测量10.1P29510.2P29710.3P29810.4P29910.5P30510.6P30810.7P307第第11章章智能仪器智能仪器11.1P31011.2P31111.3P31411.4P316第第12章章虚拟仪器虚拟仪器12.1P31912.2P32112.3P32512.4P33312.5P33612.6P338第第13章章自动测试系统自动测试系统13.1P33913.2P34113.3P34213.4P34613.5P34713.6P349
