VA |
VB |
LA3 |
LB3 |
23 |
33 |
8 |
27 |
GA+GB |
SB |
GB |
SB |
p1 |
p2 |
| ||
|
GA+GB |
GB |
3 |
2 |
GA |
GB |
1 |
2 |
mA |
mB |
1 |
2 |
ρA |
ρB |
| ||
|
mA |
mB |
VB |
VA |
1 |
2 |
27 |
8 |
27 |
16 |
A.压力、压强都减半 | B.压力不变、压强减半 |
C.压力减半、压强不变 | D.压力、压强都不变 |
A.压力不变,压强减半 | B.压力减半,压强减半 |
C.压力减半,压强不变 | D.压力不变,压强不变 |
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