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成电858系列|2016年真题及解析(超哥团队原创整理)

  • 2026-11-02 09:04:56
成电858系列|2016年真题及解析(超哥团队原创整理)
01
成电858《信号与系统》官方参考教材

02
2016真题全面解析

成电2016年858信号与系统考研真题整体难度中等，计算量中等，题目整体基本常规，极其非常规的是出现了第六章离散时间信号傅里叶的变换的题目，这是历年来第二次考查，第一次考查是在2015年，仅此两次。

希望读者们可以在掌握了连续时间信号傅里叶变换以后去浏览一下离散时间信号傅里叶的变换的题目，做题思路一模一样，变化的只有公式写法和计算方式，所以读者们不必畏惧！

03
2016年成电858真题
04
2016年成电858真题解析

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  1. CONNECT:[ UseTime:0.000764s ] mysql:host=172.18.0.4;port=3306;dbname=www_sjds;charset=utf8mb4
  2. SHOW FULL COLUMNS FROM `fenlei` [ RunTime:0.000925s ]
  3. SELECT * FROM `fenlei` WHERE `fid` = 0 [ RunTime:0.000473s ]
  4. SELECT * FROM `fenlei` WHERE `fid` = 63 [ RunTime:0.000346s ]
  5. SHOW FULL COLUMNS FROM `set` [ RunTime:0.000556s ]
  6. SELECT * FROM `set` [ RunTime:0.000260s ]
  7. SHOW FULL COLUMNS FROM `article` [ RunTime:0.000622s ]
  8. SELECT * FROM `article` WHERE `id` = 532588 LIMIT 1 [ RunTime:0.000386s ]
  9. UPDATE `article` SET `lasttime` = 1793629500 WHERE `id` = 532588 [ RunTime:0.001542s ]
  10. SELECT * FROM `fenlei` WHERE `id` = 65 LIMIT 1 [ RunTime:0.000327s ]
  11. SELECT * FROM `article` WHERE `id` < 532588 ORDER BY `id` DESC LIMIT 1 [ RunTime:0.000434s ]
  12. SELECT * FROM `article` WHERE `id` > 532588 ORDER BY `id` ASC LIMIT 1 [ RunTime:0.000350s ]
  13. SELECT * FROM `article` WHERE `id` < 532588 ORDER BY `id` DESC LIMIT 10 [ RunTime:0.000628s ]
  14. SELECT * FROM `article` WHERE `id` < 532588 ORDER BY `id` DESC LIMIT 10,10 [ RunTime:0.000605s ]
  15. SELECT * FROM `article` WHERE `id` < 532588 ORDER BY `id` DESC LIMIT 20,10 [ RunTime:0.000640s ]
0.117050s