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銆€銆€鑻ヤ互R浠ｈ〃绺芥敹鐩�锛孭浠ｈ〃鍠綅鐢�(ch菐n)鍝佸児(ji脿)鏍�锛孮浠ｈ〃閵峰敭閲�锛屽墖鏈夛細

銆€銆€R=P?Q

銆€銆€2銆佸钩鍧囨敹鐩婏細骞冲潎鏀剁泭鏄寜閵峰敭閲忓钩鍧囪▓(j矛)绠楃殑鏀剁泭锛屽嵆绺芥敹鐩婇櫎浠ラ姺鍞噺鐨勫晢銆備互AR浠ｈ〃骞冲潎鏀剁泭锛屽墖鏈夛細

銆€銆€AR=R/Q

銆€銆€=P?Q/Q

銆€銆€=P(鍗�锛屽钩鍧囨敹鐩婄瓑浜庡柈浣嶇敘(ch菐n)鍝佺殑鍍�(ji脿)鏍�)

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銆€銆€MR=鈻砇/鈻砆

銆€銆€=鈻�(P?Q)/ 鈻砆

銆€銆€=P(鍗�锛岄倞闅涙敹鐩婄瓑浜庡柈浣嶇敘(ch菐n)鍝佺殑鍍�(ji脿)鏍�)

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