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A good rule to dress your baby is one layer more than you wear.
给孩子穿衣服的原则就是，比你穿的多一层就好。
youdao
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The composite layer is adapt to status of impact wear with low energy.
复合铸渗层适合于小能量冲击磨损的工况条件。
youdao
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The composite layer is adapt to status of impact wear with low energy.
复合铸渗层适合于小能量冲击磨损的工况条件。
youdao