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有学者指出有必要长期研究低脂肪膳食是否能减轻体重的问题。并提出，体重计分的丢失是由膳食脂肪减少引起的，但是低脂膳食的干预实验并不能证实上述假设。有研究也未能显示体重降低与脂肪摄入量减少（减少范围：２２％～２８％）之间的联系。在这一项研究中，限制膳食脂肪各
Some scholars pointed out the need for long-term research whether low-fat diet can reduce weight problems. And proposed that the loss of body weight score is caused by a decrease in dietary fat, but intervention experiments with low-fat diets do not confirm the above hypothesis. Studies have also failed to show the link between weight loss and reduced fat intake (reduction range: 22% -28%). In this study, limiting dietary fat each