控制叶片复烤机铺料厚度的关键设备是（）
A、储叶柜
B、定量喂料系统
C、输送网带
D、挡叶风带
参考答案：B
I saw him __ there, __ his clothes and jump into the river.
A．stand; take off
B．standing; take off
C．standing; taking off
D．standing; took off
对肾毗邻的描述，错误的是（）。
A.左肾的内侧为腹主动脉
B.右肾的内侧为下腔静脉
C.右肾前方与肝右叶相邻
D.左肾前方与肝左叶相邻
E.两肾上方与肾上腺相邻
