袜篦磬 腓蝈疣蝮疣
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锣痂圉桀眄 镳桧鲨稃 戾踵龛觇 - 项豚 ..

项豚 .. 锣痂圉桀眄 镳桧鲨稃 戾踵龛觇 澡珈囹腓, 1959. 930 c.
殃圜囹 (镳爨 耨赅): varicionnieprincipimehaniki1959.djvu
橡邃簌 << 1 .. 96 97 98 99 100 101 < 102 > 103 104 105 106 107 108 .. 461 >> 央邃簋

SV SV _ SV
6xj = m1x'll 8筱 ~ 儆1, 3zl = m1zi;
SV SV _ SV (D4)
dx2 = m2 x2, dy3~~ 22. Sz2 - rn2z2; >
SV SV _ SV
dxs = m3x'3, dy3 ~ "缬 > dz3 = ms4
觐礤黜 桧蝈沭嚯钼 忤溴
<5K SV __ SV
8at - ', Sbt -蜚 b[, dcx = -蜚駕 ;
SV SV SV (E4)
8嚆 = - -2 2, _ " - m2 b2, dc2 = -m2c2 ;
SV SV
da3 __ -33, _ Sb3 m3 b3, dcs = -m3c3,
镳梓屐 怦镱祛汔蝈朦磬 镱耱眄 桉觌噱蝰 怵屐 t 忖钿栩
镱耩邃耱忸 漯筱钽 箴噔礤龛, 鬣耱 怦蝠鬻帼泐 溧眄铋 疣犷蝈:
t
6V

()
狭 瘟倥 膛椅呐 娜屠倘逝
215
翌 驽 玎觐 镥疱戾眄钽 溴轳蜮 镱漶赅琨忄弪 妁 钿桧 戾蝾
桉耠邃钼囗 纛痨 铋 踵疣牝屦桉蜩麇耜铋 趔黻鲨, 礤 蝠遽簋
镳邃忄痂蝈朦眍泐 桧蝈沭桊钼囗 桤忮耱睇 箴噔礤龛 溻桄屙, 桁屙眍,
桧蝈沭桊钼囗桢 溻篚 箴噔礤龛 鬣耱睇 镳铊玮钿睇, 疋玎眄 玎觐眍
骅忸 耔臌 :
碾 蝾泐 黩钺 钺脲泖栩 铒疱溴脲龛 桁 耧铖钺铎 趔黻鲨 , 觐蝾疣
玎忤耔 铗 18 觐铕滂磬, 禧 祛驽, 桉躅 桤 镳桧鲨镱, 桤腩驽眄 疣礤,
疣玟咫栩 邋 磬 鬣耱 V,,, 玎忤 蝾朦觐 铗 溻桄屙 鲥眚疣 驽耱
耔耱屐 铒疱溴屐簋 纛痨箅铋 (1), 磬 鬣耱 V,, 玎忤 蝾朦觐 铗
铗眍耔蝈朦睇 溻桄屙栝 忸牮筱 钽 忭篁疱眄邈 鲥眚疣 疣忭簋
磬觐镫屙眍 骅忸 耔脲, 疋玎眄铋 蝾朦觐 桁 铗眍耔蝈朦睇 溻桄屙桢.
亦觇 钺疣珙, 蝠箐眍耱 疋钿栩 铒疱溴脲龛 铗眍耔蝈朦眍泐 溴轳蜮
V, ; 羼腓 禧 忖邃屐 铗眍耔蝈朦睇 觐铕滂磬螓
蝾, 桉躅 桤 镳桧鲨镱, 桤腩驽眄 溴蝾 镱耠邃簋 镟疣沭圄圊
脲汴 筢邃栩 蝾, 黩 趔黻鲨 V, 祛驽 疣耨爨蝠桠囹 赅 玎忤
蝾朦觐 铗 桴 铗眍耔蝈朦睇 觐铕滂磬 铗 忮腓麒睇 ,, 囗嚯钽梓眍
(镱扈祛 爨耨 耔耱屐), 黩 铐 漕腈磬 箐钼脲蜮铕螯 溻箪 箴噔礤龛
鬣耱睇 镳铊玮钿睇, 囗嚯钽梓睇 (F4) (G4), 桁屙眍 :
(F4)

(G4)
fl - 1 3, 7]1 - 篚 3 , 裓 - z3, |
= X2 X3 , r]2 = y2 - y3 , C2 == Z2 Z3 I
(126)

ai - Q-i > Pi - ^1 > 1 ^1 ^3 > (
2 = ^2 (r)3 > Pi ~ ^2 h , 2 - C2 C3 , I
(127)
2 m1
= mx m2 /-" + m1 m3 f<14" + m2 m. '<2'3> + H, (H4)

216
. 美倘塑椅
橡 铎 玎觐 忄痂圉梃 铋 趔黻鲨 镱 z' 桁邋 忤 :
6V, = tdH, + (ft <5ft - 郲 膏 + ft 搞 - ft dft + ft (5ft - ft d7l) +
+ m2 (ft (5ft - ' 膏2 + -ft 搞 - ft (5ft + ft<5ft - 绵 槊) -
1
- {{ + ft) (mx c5ft + m2 c5ft
- (' + <*'2) (mx(5ax + 2猷2) + (mxft + m2ft) (mx<fyx + m2<fy2) -
- (mxft + m2ft) (mxc5ft + m2c5ft) + (mxft + m2ft) (mx ft + m2ft) -
- (mxft + m2y')(mxd7X + m2<V2)}, (K4)
蒡 恹疣驽龛 蜞觇 驽 钺疣珙, 赅 恹, 疣耧噤噱蝰 磬 耱
镳铎彐篁铟睇 耱 觐礤黜 桧蝈沭嚯钼 铗眍耔蝈朦眍泐 溻桄屙,
桁屙眍 磬 耠邃簋 箴噔礤龛 :
1 dv, nil ft + m2 ft 1  ft -(- m2 ft e
1 <5ft mi + m2 + m3 ' "i + m2 + m3 '
1 dV, , mi n'i + ft 1 <5K/ w mi ft + m2 ft .
mi 澌 - 7] 蝓 + 2+3 > <4 - % mi + m2 + m3 '
1 6V, - ?* ft + m2 ft 1 dv, nil ft ^2 ft
mi <5ft mi + m2 + m3 ' ^ 2 <5ft ' + m2 + m3
- 1 mi dv, (5ax = ai- mx a) + m2 a2 mi + m2 + m3 ' - 1 m2 <5K,
<5a2 = "2' mi al + m2 ft mi + m2 + m3
-1 dV, mi P'l + m2 秀 - 1 <5K, /?' mi PI + m2 ft
mi dpi Pi mi + m2 + m3 ' - P2 mi + m2 + m3
-1 dv, mi ft + m2 ft - 1 <5V, / mi ft + ni2 ft
nil 1 /i nil ~t" ni2 -(- m3 ' <52 - y2 Wi + m2+ m3
(L4)
(4)
觐蝾瘥 耠邃箦 觐灬桧桊钼囹 磬 耱囵铋 纛痨箅铋
V,
,
t.
(1)
18. 洛腓麒磬 , V, 囗嚯钽梓磬 忮腓麒磬 " V", 溴轳蜮栩咫,
礤玎忤耔禧 铗 怵屐屙 礤 戾 躅溴 溻桄屙, 眍 潴 磬泐 戾蝾溧
蝠遽箦 蝾泐, 黩钺 镳 恹忮溴龛 噌耦膻蝽钽 溴轳蜮 桦 镥疴铐圜嚯铋
踵疣牝屦桉蜩麇耜铋 趔黻鲨 V 桤 溻篚 鬣耱彘 V, V" 禧 疣耨爨蝠桠嚯 
溻 鬣耱 , " 镥疴铐圜嚯铋 忮腓麒睇 赅 趔黻鲨, 赅驿 桤
觐蝾瘥 怅膻鬣弪 溴螯 磬鬣朦睇 溴螯 觐礤黜 桧蝈沭嚯钼 蝾麇
蝠铋眍 耔耱屐 ; 镳 铎 纛痨 桴 溻篚 趔黻鲨 忸皴祉噤鲟蜩 觐铕滂磬
铒疱溴 溻箪 篑腩忤扈 :
= . + .-.
武磬觐 桤 桴 篑腩忤 恹蝈赅弪, 黩 觐沅 禧 徨疱 忄痂圉棹 镱腠铋
镥疴铐圜嚯铋 趔黻鲨 V 镥疴钽 镱潢 镱 铗眍龛 忸皴祉噤鲟蜩
觐铕滂磬蜞, 蝾 祛驽 疣耨爨蝠桠囹 溻 怦镱祛汔蝈朦睇 忮腓麒睇 , "
赅 镱耱眄 ; 耠邃钼囹咫, 禧 桁邋 耠邃簋 恹疣驽龛
瘟 瘟倥 膛椅呐 娜屠倘逝
217
潆 鬣耱睇 镳铊玮钿睇 镥疴钽 镱潢 V, 忡螓 镱 觐铕滂磬蜞,
镟疣腚咫 :

溆,
Sxt

漉2

8,
"1
溆,
-6V.
+
+
溆"
V
1 + 2 + 3 漉" 2 怯,,
mi + 2 + 蜱 * "
8V,
h 蜱 螂


溧,
溆,
溧1
溆,
+
8 "
溆"
8?j. 鋦2 m1-fm2+m3 漉" ' 溧3
1 + 2+ 3 溧,,
蝓 8"
溧2 1 + 2 + 3 溧,,
溆, _ <退 3 溆"
溧3 溧2 蝓+2+3 溧,,
(4)
耦忪羼蝽 囗嚯钽梓睇扈 恹疣驽龛扈 潆 鬣耱睇 镳铊玮钿睇 蝾泐 驽
镱潢, 忡螓 镱 漯筱桁 觐铕滂磬蜞. 项漶蜞怆  恹疣驽龛
恹疣驽龛 纛痨 () :
溆 _8觃 _8觃 溆
漉3 漉2 漉3 溧3
溆 _溆_ J>\^ _dV_
fyi 溆
溆 _8觃 _8V_ 8V
- " ~ "
+^ = 0.
溷 溷2 ' 溷3 <5聃 漶2 漶3
+
溧2

滠2

溧3

滠3

= 0, = 0.
(4>
禧 筢彐溧屐 蝾, 黩  箴噔礤龛 耱囗钼蝰 蝾驿羼蜮囔, 蜞 赅
橡邃簌 << 1 .. 96 97 98 99 100 101 < 102 > 103 104 105 106 107 108 .. 461 >> 央邃簋

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