补子在明代出现,清代规定:文官______,如一品仙鹤、二品锦鸡、三品孔雀等。武官绣______ ,如一品麒麟、二品狮、三品豹等。
参考答案:绣鸟,绣兽
Their belief is that this is the only way for many of these nations______their painful pasts.
A.escaping
B.to escape
C.escaped
D.escape
离心式中压风机输送气体时,一般的增压值范围为( )。
A.<1000Pa
B.1000~3000Pa
C.>3000Pa
D.>4000Pa