Fundraising September 15, 2024 – October 1, 2024
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1
解三角形
南京:江苏人民出版社
吴新萃著
sinc
ctg
abc
sinb
aabch
2sin
aabc
asin
acos
2bc
2be
abcd
2ab
bcos
cosb
zeaabch
cosc
arr
asinc
2ca
bba
mre
rif
ritrs
abh
adc
bcosc
bsin
bsiny
cosy
fea
hra
prr
rea
20a
2cos
2rsinc
abr
arerr
atactg
brm
bsina
rab
rba
rse
sin2
siny
uis
whr
zaabch
Year:
1979
Language:
chinese
File:
PDF, 3.08 MB
Your tags:
0
/
0
chinese, 1979
2
平面几何立体几何解题方法和技巧
北京:科学技术文献出版社
乔家瑞等编著
zboc
auk
zabc
zacb
zacd
zaec
zafe
wea
zeaabch
arr
bdf
zbcd
2ac
bac
bcd
feaabch
zbcf
zcge
2ce
acb
eaabch
lab
rieae
wear
z10
z14
z1i
zafb
zbac
zdae
22c
2gr
2z3
2zd
abc
abcd
abd
abr
acd
aue
bie
edr
eef
fab
haabch
lce
lza
lzb
ma3
obloc
Year:
1991
Language:
chinese
File:
PDF, 10.53 MB
Your tags:
0
/
5.0
chinese, 1991
3
三角形的解法与应用
福建人民出版社
池伯鼎
aabch
sinb
sinc
asin
cosb
2rsina
aabc
abc
sin60
zacb
abcd
tg30
2ac
2cos
2rsinb
2sin
zadb
2rsinc
ccosa
ctgb
sin45
acosa
cos45
cosc
csina
ctga
rea
tga
zcbd
2ab
2rsin
4rsin
abh
asinb
atb
cos60
cosd
rarer
rrr
sinasinb
sinbsinc
wea
wear
zaob
zeaabch
4cos
bcd
bcosc
ccosb
cosacosb
Year:
1981
Language:
chinese
File:
PDF, 2.11 MB
Your tags:
0
/
4.0
chinese, 1981
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