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sloarboy
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樓主  發(fā)表于: 2010-04-13 09:29
設定值已知，某一個(gè)控制對象在當前時(shí)刻的采樣測量值可知，可求得當前時(shí)刻的偏差，但怎么求得下一時(shí)刻的測量值，計算下一時(shí)刻的偏差，求得偏差變化率呢？？？？希望高手指點(diǎn)，萬(wàn)分感謝�。。�！
zhaoyang4505
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1樓  發(fā)表于: 2010-04-13 10:57
下一時(shí)刻的測量值？在當前時(shí)刻，求未來(lái)時(shí)刻的測量值？？？？不會(huì )。。。
記得你會(huì )了告訴我哦。。。。

偏差，就是兩者相減嘛；變化率，就是差值再除以時(shí)間嘛。

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