MACD能够表示价格的波动趋势，并追这个趋势，不轻易改变。MA则不具备这个保持追踪趋势的特性。（）

有什么公式可以计算焦距和视角的关系知道焦距``如何计算出视角的度数``或者实际照出的长度也可以算出``在线等侯``答案正确给高分`` 物理

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高斯扩散模型适用于无风条件吗是一个数学建模的问题,要求点燃一根香烟在密闭的房间里扩散,然后开窗通风 数学

Press在这里是什么意思呢 整句话的意思是?I see from recent press reports that yourcompany has expanded its operations in China and therefore I would like to drawyour attention to my degree in Oriental Studies and Mandarin which I completedin 2006.Press在这里是什么意思呢整句话的意思是? 英语

黑云翻墨未遮山,白雨跳珠乱入船.是啥意思翻墨 跳珠是啥意思? 语文