三级旋分器能使烟机入口烟气中粒度为10μm的催化剂≯（），以保证烟机叶片的寿命。
A、3%
B、5%
C、8%
D、10%
参考答案：B
Your project is behind schedule due to conflict between team members.Having resolved the conflict,to get the project back on schedule,you should consider（）
A.crashing the schedule
B.performing resource leveling
C.conducting reverse resource allocation scheduling
D.utilizing the critical chair resources
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