With the growth of financial derivative instruments transaction in the world wide, its effect increasing reflects in the macro economic and corporate finance.
随着衍生金融工具交易量在世界范围内迅速扩大，其对宏观金融运行的影响及在微观财务管理中的作用日益体现。
The auditory perception effect of the reconstructed speech is mainly dependent on the amplitude of the derivative of the additive phase with respect to frequency.
重建语音的听觉感知效果主要取决于附加相位对频率的导数的起伏幅度。
To seek a nicotinic derivative with effect, safety and less adverse effect, nicotinyl salicylic acid was synthesized from nicotinic acid with salicylic acid by employing the acyl chloride method.
为寻找降血脂作用强、 不良反应轻、安全有效的烟酸衍生物，以烟酸和水杨酸为原料，采用酰氯法经过二步合成了烟酸的衍生物烟酰水杨酸。
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