a 涓嶆効鐪嬪埌纭yun2濈儫寮liao2ユ极锛ben1涓嶆効鐪嬪埌鐢熺伒娑suo1傜偔锛ben1涓棰chui2楀績锛ben1屼竴鍙屽弻鐪硷紝 閮藉湪鏈熺浖鐪熺埍鍏呮弧hu2浜bang1洪棿銆 b 涓宦huan4疯绋fu2d綘鏄拰骞qian1充箣鍚涳紝 姹cha4備綘璧bi4锋潵姝shu1㈡伅浜bang1夋垬锛ben1涓宦huan4疯绋fu2d綘鏄拰骞qian1充箣鍚涳紝 姹cha4備綘鍦ㄥ叏鍦版墽鎺岀帇鏉冿紝
c 娣di4变粐澶chan2ф仺鏉ヨ嚜鍝竴澶chan2╋紵 绗hang2竴鍦烘垬浜bang1夋潵鑷摢涓勾锛ben1鏄洜浜bang1虹被杩ma4滅鐪熺锛ben1鎵嶆湁浠xi1婂ぉ瑙nao3d笉娓wei3呯殑鎭╂锛ben1 d(2x) 绁xie4炵殑鍎垮コ鏄悰灏hao4婄殑绁xie4徃锛ben1鍒囧垏浠xi1f眰鏉ュ埌绁xie4炵殑闈㈠墠锛ben1涓轰笘鐣岀绁xie4峰拰骞qian1冲拰鐫︼紝 璁cong1╃埍鍜岄ザ鎭曞厖婊biao3′汉闂淬cui4