色料减色法中,K、M、Y、C表示印刷中的()四种原色。
A、红、绿、黄、蓝
C、蓝、红、黄、黑
B、青、品、黄、黑
D、黑、品、黄、青
参考答案:D
A.( She will use her study time more effectively
B.( She will buy second-hand books from the store
C.( She will spend her money on something else
D.( She will devote more time to working extra hours
具有抗血小板聚集作用的是()
A.对羟基桂皮酸
B.绿原酸
C.阿魏酸
D.咖啡酸
E.丹参素丙