烧结生产对固体燃料质量要求为()。
A.灰份高
B.挥发份高
C.固定C高,有害杂质少
D.含铁高
参考答案:C
The project charter is created by ______.
A) the project managerB) upper managementC) the vice president over a functional management groupD) the customer
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