用7除1409,商是多少,余数又是多少?
1409÷7=201……2
血白细胞增多,异型淋巴细胞比例常高于10%,多见于()。
A.流行性乙型脑炎
B.流行性出血热
C.中毒型菌痢
D.流行性脑脊髓膜炎
E.伤寒
(73) is a device which enables digital microcomputers to communicate across analog telephone lines.
A.The switch
B.The modem
C.The hub
D.The repeater