1
涔?/p>
棰?/p>
1.
鏍规嵁鐗涢】鍐呮懇鎿﹀畾寰嬶紝
姹傚姩鍔涚矘搴?/p>
飦?/p>
鐨勯噺绾诧紵鍐欏嚭杩愬姩绮樺害
飦?/p>
涓庡姩鍔涚矘搴?/p>
飦?/p>
鐨勫叧绯诲紡锛屽苟鎺ㄥ杩愬姩绮樺害
飦?/p>
鐨勯噺绾诧紵
1.
瑙?/p>
y
u
d
d
飦?
飦?/p>
飥?/p>
鈶?/p>
]
[
]
[
d
d
2
飥?/p>
飪?/p>
飪?/p>
飥?/p>
飥?/p>
T
L
M
N
y
u
飦?
飦?/p>
]
[
]
[
]
[
]
[
]
[
1
1
1
2
2
飥?/p>
飥?/p>
飥?/p>
飥?/p>
飥?/p>
飥?/p>
飪?/p>
飪?/p>
飪?/p>
飥?
T
ML
LT
L
L
T
L
M
飦?/p>
鈶?/p>
飦?
飦?/p>
飦?/p>
飥?
]
[
]
[
]
[
1
2
3
1
1
飥?/p>
飥?/p>
飥?/p>
飥?/p>
飥?/p>
飥?/p>
T
L
ML
T
ML
2.
20
鈩冩椂姘寸殑鍔ㄥ姏绮樺害
飦?/p>
锛?/p>
1.008
脳
10
鈥?/p>
3
Pa
飪?/p>
s
锛屽瘑搴?/p>
飦?/p>
锛?/p>
1000kg/m
3
锛屾眰鍦ㄨ娓?/p>
搴︿笅姘寸殑杩愬姩绮樺害
飦?/p>
锛?/p>
20
鈩冩椂鏈烘娌圭殑杩愬姩绮樺害
飦?/p>
锛?/p>
20cst
锛屽瘑搴?/p>
飦?/p>
锛?/p>
900kg/m
3
锛屾眰
鍦ㄨ娓╁害涓嬫満姊版补鐨勮繍鍔ㄧ矘搴?/p>
飦?/p>
銆?/p>
锛?/p>
1.008
脳
10
鈥?/p>
6
m
2
/s
锛?/p>
18
脳
10
鈥?/p>
3
Pa
飪?/p>
s
锛?/p>
2.
瑙ｏ細
鈶?/p>
飥?/p>
飩?/p>
飥?/p>
飥?/p>
飥?/p>
1000
10
008
.
1
3
飦?/p>
飦?/p>
飦?/p>
1.008
脳
10
锛?
6
m
2
/s = 1.008cst
鈶?/p>
飦?/p>
=
飦诧伄
= 20
脳
10
锛?/p>
6
脳
900 = 18
脳
10
锛?/p>
3
Pa
飪?/p>
s
= 1.008
脳
10
锛?/p>
6
m
2
/s = 1.008cst
3.
鍥剧ず娑插帇缂哥洿寰?/p>
D
锛?/p>
12cm
锛屾椿濉炵洿寰?/p>
d
锛?/p>
11.96cm
锛屾椿濉為暱
L
= 14cm
锛岄棿
闅欎腑鍏呬互
飦?/p>
= 0.065P a
飪?/p>
s
鐨勬补娑诧紝鑻ユ柦浜庢椿濉炰笂鐨勫姏
F
= 8.44N
锛屾槸姹傛椿濉炵殑绉诲姩
閫熷害
V
= ?
锛?/p>
0.494m/s
锛?/p>