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【多选题】
与甘肃省接壤的省份有哪些?
A.
四川省
B.
陕西省
C.
山西省
D.
河南省
E.
新疆维吾尔自治区
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参考答案:
举一反三
【单选题】物联网应用中,不属于近距离通信的方式是
A.
NB-IoT
B.
RFID
C.
WIFI
D.
蓝牙
【单选题】在长度为n的顺序表中删除一个元素的时间复杂度为()。
A.
o(1)
B.
C.
O(n)
【单选题】在长度为n的顺序表中删除一个元素的时间复杂度为 _______。
A.
O(1)
B.
O( )
C.
O( log2n )
D.
O( n )
【单选题】听力原文:W: Let's do something! Why don't we go out for dinner or go dancing. M: I'm watching TV. W: You're always watching TV. Stop being such a couch potato! Get up and let's do something. M: I am doing...
A.
Because it's a way of relaxing himself.
B.
Because ha has nothing else to do.
C.
Because sitcom is very funny,
D.
Because watching TV is his favorite activity.
【单选题】物联网应用中,不属于近距离通信的方式是
A.
蓝牙
B.
RFID
C.
Wifi
D.
NB-IoT
【单选题】听力原文:W: Let's do something! Why don't we go out for dinner or go dancing. M: I'm watching TV. W: You're always watching TV. Stop being such a couch potato! Get up and let's do something. M: I am doing...
A.
Because it's a way of relaxing himself
B.
Because he has nothing else to do.
C.
Because sitcom is very funny.
D.
Because watching TV is his favorite activity.
【单选题】物联网应用中,不属于近距离通信的方式是
A.
RFID
B.
蓝牙
C.
WiFi
D.
NB-IoT
【判断题】希腊最著名的哲学家是师徒三人:苏格拉底、柏拉图和亚里士多德。()
A.
正确
B.
错误
【单选题】物联网应用中,不属于近距离通信的方式是
A.
WiFi
B.
NB-IoT
C.
蓝牙
D.
RFID
【单选题】在一容积为3.0*10^-2 m^3 的球形钢罐中储有0.5kg甲烷(CH4)。已知CH4的临界参数T_cr为190.7K,P_cr为4.64MPa。若甲烷由25℃上升到33℃,用R-K方程可知其压力变化为________MPa。
A.
0.071
B.
2.463
C.
2.534
D.
0.319
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