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[单选题]
当精煤灰分要求为11%时扣除沉矸后计算δ±0.1含量为30.5%,该原煤可选性为()。
A.极易选
B.难选
C.易选
D.以上都不对
查看答案
![](https://static.youtibao.com/asksite/comm/h5/images/solist_ts.png)
A.极易选
B.难选
C.易选
D.以上都不对
A.30.1~40.0
B.10.1~20.0
C.≤10.0
D.20.1~30.0
A.≤10.0
B.20.1~30.0
C.10.1~20.0
D.>40.0
A.30.1~40.0
B.20.1~30.0
C.≤10.0
D.10.1~20.0
A.中等可选
B.难选
C.极易选
D.易选
A.10.1~20.0
B.20.1~30.0
C.30.1~40.0
D.≤10.0
A.中等可选
B.易选
C.难选
D.极易选
A.≤10.0
B.20.1~30.0
C.10.1~20.0
D.30.1~40.0