A.網(wǎng)橋 B.網(wǎng)間連接器 C.中繼器 D.路由器
A.20℃~30℃,35%~75% B.15℃~25℃,30%~70% C.15℃~30℃,30%~75% D.15℃~35℃,25%~75%
A.1 B.2 C.3 D.4