4382783.5＋52.96－35.18－15.5＋58.35的值是A.845.15B.846.24C.844.13D.845.663494

783.5+52.96-35.18-15.5+58.35的值是 A.845.15 B.846.24 C.844.13 D.845.66

答案解析

上一篇: 4261化雪天比下雪天冷。（)3867
下一篇: 9125人工接地体的长度不应小于（)。A.0. 5mB.1mC.2mD.2.5m5867