我国建筑施工中用的最广泛的搅拌机是( )。
A.鼓形B.强制式C.锥形反转出料D.锥形倾翻出料
参考答案:A
解析: 我国建筑施工中用的最广泛的搅拌机是鼓形。
While ______ himself in the newspaper in a cafe , he got his pocket picked.
A.having buried
B.buried
C.burying
D.to be buried
简述树脂类中药的鉴定。