Environmental Engineering Reference
In-Depth Information
Atomic Nanoscale Technology
Space nuclear power
Lunar base nuclear power station
Nuclear system
safeguard
Radiation diagnostics
Radiation therapy
Nuclear waste
management
FIGURE 1.1
Conigurations.of.the.topics.in.atomic.nanoscale.technology.
∂
∂
u
x
+
∂
∂
v
y
+
∂
∂
w
z
.
=
0
.
(1.3)
For.cylindrical.coordinates,.the.momentum.equation.is,.with.
r
,
θ,
z
:
∂
∂
u
t
∂
∂
u
r
u
r
∂
∂
u
∂
∂
u
z
u
r
2
r
r
θ
r
r
θ
ρ
+
u
+
+
u
−
r
z
θ
+
p
r
u
r
2
u
2
u
z
u
r
u
−
∂
∂
1
∂
∂
∂
∂
+
1
2
∂
∂
+
∂
∂
2
∂
∂
r
r
r
r
θ
=
+
µ
r
−
−
ρ
g
r
r
r
r
θ
2
2
2
r
2
θ
∂
∂
u
t
∂
∂
u
r
u
∂
∂
u
∂
∂
u
z
u u
r
θ
u
θ
θ
θ
u
θ
r
θ
ρ
+
+
+
+
r
z
r
θ
.
.
(1.4)
+
∂
∂
p
∂
∂
∂
∂
u
r
+
∂
∂
2
u
+
∂
∂
2
u
z
∂
∂
u
u
1
1
1
2
r
= −
+
µ
r
θ
θ
θ
+
−
θ
ρ
g
θ
r
θ
r
r
r
2
θ
2
2
r
2
θ
r
2
∂
∂
u
t
∂
∂
u
r
u
r
∂
∂
u
∂
∂
u
z
z
θ
z
z
ρ
+
u
+
+
u
r
z
θ
z
2
2
+
= −
∂
∂
p
z
∂
∂
∂
∂
u
r
+
∂
∂
u
+
∂
∂
u
z
1
1
2
z
z
z
+
µ
r
ρ
g
z
r
r
2
2
r
θ
Search WWH ::
Custom Search