看清趋势,在相对的位置做加减法
https://bbs.macd.cn/forum.php?mod=image&aid=2815393&size=300x300&key=552f332c1d6a5d73&nocache=yes&type=fixnonehttps://bbs.macd.cn/forum.php?mod=image&aid=2815398&size=300x300&key=e39d2cc0c04aa2f0&nocache=yes&type=fixnone
好 https://bbs.macd.cn/forum.php?mod=image&aid=2815406&size=300x300&key=f835e51a005ea7f8&nocache=yes&type=fixnone
如何体现加减法呢
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