皮皮学,免费搜题
登录
搜题
【判断题】
Inca civilization is one of the civilizations created by nativeIndians on American continents.
A.
正确
B.
错误
拍照语音搜题,微信中搜索"皮皮学"使用
参考答案:
参考解析:
知识点:
.
..
皮皮学刷刷变学霸
举一反三
【单选题】The red spots first appeared on the forearm and then extended ______ to the shoulder.
A.
on the way
B.
all along
C.
in every way
D.
all the way
【单选题】对于稳态正弦交流电路,以下说法正确的是( )。
A.
当元件R、L、C串联时,端口总电压有效值一定大于每个元件电压的有效值
B.
当元件R、L、C并联时,L和C支路电流实际反向
C.
对于感性电路,当电源频率厂增大时,|Z|将减小
D.
当RLC串联电路谐振时,电路电流达最小值
【判断题】区段平巷采用沿空掘巷的布置方式,在上区段回采后,应立即掘进下区段回采巷道。
A.
正确
B.
错误
【简答题】A. Fill in each blank with “turn”, “stand”, “grow” or “engage” in the word’s proper form. 1. The blood spots on the floor the attention of the police. 2. The idea for this book out of the author’s jou...
【单选题】对于稳态正弦交流电路,以下说法正确的是( )。
A.
当元件R、L、C串联时,端口总电压有效值一定大于每个元件电压的有效值
B.
当元件R、L、C并联时,L和C支路电流实际反向
C.
对于感性电路,当电源频率f增大时, 将减小
D.
当RLC串联电路谐振时,电路电流达最小值
【简答题】The blood spots on the floor (1) the attention of the police. 2. The idea for this book (2) out of the author’s journey to Tibet. 3. When I walked in, they all (3) up and started clapping. 4. I want t...
【简答题】Task: Fill in each blank with “turn”, “stand”, “engage” or “grow” in the word’s proper form. 1. The blood spots on the floor the attention of the police. 2. The idea for this book out of the author’s ...
【简答题】The red spots on the map _____ (represent) the bus stations.
【单选题】对于稳态正弦交流电路,以下说法正确的是()。
A.
当元件R、L、C串联时,端口总电压有效值一定大于每个元件电压的有效值
B.
当元件R、L、C并联时,L和C支路电流实际反向
C.
对于感性电路,当电源频率f增大时,
D.
当RLC串联电路谐振时,电路电流达最小值
【单选题】建筑消防水系统中设置的固定消防泵一般为
A.
轴流泵
B.
混流泵
C.
射流泵
D.
离心泵
相关题目: