实验序号
h/m
△p1/Pa
△p2/Pa
F浮/N
1
0.02
100
200
3
2
0.04
400
6
0.06
300
600
9
4
0.08
800
12
5
0.10
500
1000
15
0.12
7
0.20
细胞不需要的物质一定不能通过细胞膜.(判断对错)
Don't let any failures ____ ( 阻止,打消…念头) you, for you can never tell how close you may be to victory.
热爱家乡,应先了解家乡。有关家乡龙岩的表述,正确的是( )