单项选择题
A.0.1rpm B.0.15rpm C.0.2rpm D.0.25rpm
A.6.5MPAG B.7.6MPAG C.8.6MPAG D.9.6MPAG
A.55%-65% B.60%-70% C.60%-65% D.65%-70%
A.2 B.3 C.6 D.5
A.6000V/1600KW B.10KV/1600KW C.6000V/1250KW D.10KV/1250KW
A.2 B.3 C.4 D.5
A.磨煤机 B.滤液地下槽 C.沉降槽 D.灰水槽
A.齿轮泵 B.离心泵 C.螺杆泵 D.柱塞泵