A:液面上升的速率先逐渐加快后逐渐减慢最终维持稳定
B:水分子只能通过半透膜从清水向蔗糖溶液扩散
C:当半透膜两侧液体浓度相等时,水分子不再通过半透膜扩散
D:当半透膜两侧水分子进出速率相等时,长颈漏斗内液面最高
将函数fx=2sin2x+π3-3的图形按向量a→=(m,n)平移后得到函数g(x)的图形,满足gπ4-x=gπ4+x和g(-x)+g(x)=0,则向量a→的一个可能值是( )
Today is Monday. Linda is at school. She has Chinese,English and PE in the morning. She doesn't have Music today. She has Maths and Art in the afternoon. She has Music on Fridays.