凡是其剪应力与速度梯度不符合牛顿粘性定律的流体均称为非牛顿型流体。
参考答案：对
___ the silence of the pauses, we could hear each other’s breathing and could almost hear our own heartbeats.
A．In
B．For
C．Under
D．Between
债券回购业务标准券的折算率，是指国债现券折算成国债回购业务标准券的比率。( )
