TRƯỜNG CAO ĐẲNG NGHỀ THÀNH PHỐ HỒ CHÍ MINH
KHOA CƠ KHÍ CHẾ TẠO
GIÁO TRÌNH
PHAY MẮT PHẲNG NGANG, SONG
SONG, VUÔNG GÓC, NGHIÊNG,
MẶT PHẲNG BẬC
NGHỀ: CẮT GỌT KIM LOẠI
(Lưu hành nội bộ)
TP.HCM - 2013
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41!5
$6789:;8!;<5

 !"#$#%&'(# ()*!()**!+
(,-./(&0",
1(2(!2(#3()**4
5#$%&6728&!9:#&2;/<
=9&(# !
%/!>!".69?!."0
<>!%%=,
=>?;5
%9:#&@1/0'
 !"#$#%&'(,A9?%25(B6(9?
4,1/'<=C(!#3)!)**9%(!(#4)!
,D25!!/!>!
"9"( "0<>!;%%,
=>1?;5
EF%/=@
G A9?%0' !"#$#%&'(,
GH(I9JC6(9?4'() ,
GK>%(% !.69?%L6M)*,
G1N!(#49""%LO+( )*L
%C&,
GP3!M)*)5#$!&67&,
GD(!!/!>!
" "0<>!;%%,
GQM)*()**B% !CF(,
GH(I.() R!"S%(4*,
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Khoa: Cơ khí chế tạo - CĐN Tp. HCM
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GA3&0'L6M)*%=/(,
GAF#%&%! T%%,
7?;5
GU(&
GVC<>'(
GQM)*(
G1%M)*()**+()*)W9"(
G->) !)!%()
GD
GD%/
GD>
GD"
GAX#%&%%,
7?;5@
Y% A"% A2;#25Z;[
Y%@V1\]^_`] K>%%)2a( b c
Y%@V1\]^_`^QM)*)**( ^ d
Y%@V1\]^_`b QM)*) ^ d
Y%@V1\]^_`d D ^ c
Y%@V1\]^_`e D(%
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Y%@V1\]^_`f D> ^ ]^
Y%@V1\]^_`g D" ^ ]^
AXL ]e f`
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Khoa: Cơ khí chế tạo - CĐN Tp. HCM
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F>0!5
 !
A9?%25 !"#$#%&'LO()*!
9?%0'(2(!
 /!  >!   "! >  25 ( )   R!
"S%(k7,
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Khoa: Cơ khí chế tạo - CĐN Tp. HCM
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Khoa: Cơ khí chế tạo - CĐN Tp. HCM