【单选题】水温传感器一般安装在发动机缸体或缸盖的水套上, 内部大多采用负温度系数( NTC)热敏电阻,水温越低电阻值越 ,水温越高电阻值越 。
【单选题】当住宅楼梯底层平台下设置通道时,平台下的净高应不小于( )。
【单选题】In Wenchuan earthquake, ______ people have died. [ ]
【简答题】他死了两年了. He for . He since . It two years since he died./It two years since he died. Two years (过去了) since he died.
【简答题】NTC 温度传感器器 温度越高,阻值越( ),温度越低,阻值越( )。注选填大或小
【单选题】There was a malaria _______________________ in the village, and many people died.
【单选题】当住宅楼梯底层中间平台下设置通道时,底层中间平台下的净空高度应不小于()。