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【单选题】
在煤粉颗粒的均匀程度即n值一定时，下列说法正确的是（）。A.
煤粉细，R90越大，b值越小
B.
煤粉粗，R90越大，b值越小
C.
煤粉细，R90越大，b值越大
D.
煤粉粗，R90越小，b值越小
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反馈参考答案：
举一反三
【判断题】For Snyder, environmental circles is between those who operate from a human-centered resource management mentality and those whose values reflect an awareness of the integrity of the whole of nature.
A.
正确
B.
错误
【判断题】An awareness of the holidays and holy days of other cultures is important in scheduling business activities. ( )
A.
正确
B.
错误
【单选题】As a good photographer, you must develop an awareness of the world around you and the people who ______ it.
A.
innovate
B.
inhabit
C.
inhibit
D.
inherit
【单选题】按分散系统,软膏剂的类型可分为
A.
溶液型、凝胶型、混悬型
B.
凝胶型、混悬型、乳剂型
C.
溶液型、混悬型、乳剂型
D.
溶液型、糊剂型、乳剂型
E.
糊剂型、凝胶型、乳剂型
【单选题】As a good photographer, you must develop an awareness of the world around you and the people who _ it.
A.
integrate
B.
inherit
C.
innovate
D.
inhabit
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