A.50cm,3400g B.25cm,320g C.45cm,2500g

shuhaiku2019-12-17 12

问题 A.50cm,3400gB.25cm,320gC.45cm,2500gD.35cm,1000gE.16cm,110g

选项孕20周胎儿身长、体重为

答案B

解析

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