众所周知,胎儿的健康取决于胎儿本身的生长能力、母体供给营养的情况和有无妨碍胎儿发育的不良因素。其中,孕妇摄取营养的科学性是影响胎儿生长的一个重要因素。在我们的体内,有一些含量微乎其微的元素,我们称之为微量元素,例如锌、铁、碘等。它们与胎儿的生长发育有着密切的关 As we all know, the health of the fetus depends on the ability of the fetus’s own growth, the nutritional status of the mother and the existence of adverse factors that prevent the development of the fetus. Among them, the nutritional intake of pregnant women is an important factor affecting fetal growth. In our body, there are some minimal elements, which we call trace elements such as zinc, iron, iodine and so on. They are closely related to the growth and development of the fetus