【单选题】
CFB煤粒大小可按()配置(V<sub>daf</sub>-干燥无灰基挥发分,A-入炉颗粒中小于1mm的份额%)
A、Vdaf+A=85%~90%
B、Vdaf-A=85%~90%
C、Vdaf×A=85%~90%
D、Vdaf÷A=85%~90%
A、Vdaf+A=85%~90%
B、Vdaf-A=85%~90%
C、Vdaf×A=85%~90%
D、Vdaf÷A=85%~90%
A、V=6/H(A<sub>1sub>+4A<sub>0sub>+A<sub>2sub>) B、V=4/H(A<sub>1sub>+A<sub>0sub>+A<sub>2sub>) C、V=6/H(A<sub>1sub>+A<sub>0sub>+A<sub>2sub>) D、V=4/H(A<sub>1sub>+4A<sub>0sub>+A<sub2>)sub2>
A、V<sub>1sub>>V<sub>2sub> B、V<sub>1sub>=V<sub>2sub> C、V<sub>1sub><V<sub>2sub> D、V<sub>1sub>≤V<sub>2sub>