【单选题】The Austrian manufacturing industry consists of a few large organizations, many of which oper ate under government auspices.
【单选题】压力铸造中要控制速度,其中熔融合金通过内浇口进入型腔的线速度称为( )。
【简答题】A.consists B.consists of C.consists in D.consists with
【单选题】Civilization______ having a constructive attitude.
【单选题】Bulldozer consists of tractor and a blade installed at the front of the _____ tractor.