BI TP LN MN TRC A I CNG

Sinh vin: H Vn ThmLp: CX13E

CDEFGAMssv: 135116 0331Bi lm:Bi 1:

S hiu imTr s o gc di cnh (m)

Cho:

A(5747,04:5356,76)C(2821,80 : 8313,01) Bit :

C108O00.3

d1=1200,02

D108O00.2

d2=1200,03

E108O00.2

d3=1200,04

F108O00.2

d4=1200,05

G108O00.3

d5=1200,02

C

Tnh bnh sai v ta cc im D, E, F, G

Sai s khp kn:

Sai s cho php:

tha mn iu kinTnh hiu chnh:

Gc hiu chnh:

ng dn truyn t A sang C.Gc dn truyn:

Gc chuyn nh hng:

Bnh sai cnh:

CD: DE: EF: FG: GC:

S gia ta 0,010Sai s khp kn ton phn:

iu kin: tha mn yu cu

Tnh cc s gia ta :

CD: DE: EF:

FG: GC:

Ta cc nh ng truyn:

D: E: F: G:

Bi 2:

Bnh sai v tnh to cc im 1, 2, 3 ca ng chuyn cho trnBi lm:

Bnh sai cnhXi;i+1 = di;i+1* cos i;i+1 ; Xlt =XC - XBYi;i+1 = di;i+1* sin i;i+1 ; Ylt = YC -YBfx= Xtt Xlt= -0.06m ; fy = Ytt - Ylt= -0,02m

IM Vi

ii;i+1di;i+1(m) VX

X VY

YX(m)Y(m)

A22309'51.05"

B-13.53"

119021.1'283045'58.58"248.070.025.6*10-3946.763274.25

1-13.53"59.03-240.94

223032.6'240013'36.11"192.150.014.4*10-31005.813033.3156

2-13.53"-95.42-166.79

15408.4'266005'25.64"186.370.014.2*10-3910.42866.53

3-13.53"-12.71-185.94

128045.5'317020'9.17"252.60.025.8*10-3997.72680.5942

C-13.53"185.75-171.19

225050.7'271040'21.68"1083.472509.41

D