【简答题】二极管导通后,正向电流与正向电压呈 _ __ __ 关系,硅管的正向压降为 _ ___ V,锗管的正向压降 _ ___ V。
【简答题】生物与环境之间是相互影响,相互作用的.______.
【简答题】二极管导通后,正向电流与正向电压呈( ), 硅管的正向压降为( ),锗管的正向压降为( )
【单选题】The tourists can not help wondering ______ the ancient people could manage to complete the magnificent building without modern equipment.
【简答题】hang out过去式__________out
【单选题】The map that ______ this guide book will help tourists find their way around the city center.
【单选题】What is the tourists' purpose of visiting the wreck, according to Kamuda?
A.
To help finance the preservation of the Titanic.
B.
To satisfy their curiosity and adventurousness.
C.
To better understand the history of the Titanic.
D.
To contribute to the crumbling of the Titanic.
【简答题】二极管导通后,正向电流与正向电压呈 关系,硅管的正向压降为 V,锗管的正向压降为 V。