塑料的流动性
参考答案：
在成型过程中，塑料熔体在一定的温度和压力作用下充填模腔有能力。
(2013·亳州模拟) difficult and challenging the task may be, we must finish it on time, because there is a possibility we’ll be fired if we can’t fulfill the task on time.
A．Whatever; that
B．However; that
C．Whatever; which
D．However; as
（）是一类由公司本身或投资者对公司的认同程度引起的异常现象。
A．事件异常
B．日历异常
C．公司异常
D．会计异常
