在配煤中配入()煤可以提高焦炭的块度。 ["气煤","肥煤","瘦煤"]
Which of the following tools can be used to create a 4-TB virtual hard disk (VHD) on a Windows Server 2012 R2 computer?() ["Spanned LUN","Disk Manager.","Diskpart.","Virtual Disk Service (VDS).","Windows Storage Management."]
在市场调查过程中,对访员进行监督控制的方法有()。 ["现场监督","问卷复查","电话回访","实地复访"]
()炼焦时能得到块大.裂纹少.耐磨性好的焦炭。 ["气煤","肥煤","瘦煤"]
简述二元合金平衡凝固的特点。
中国梦的本质属性是()。