đề thi lí thuyết tốt nghiệp khóa 3 - nguội sửa chữa máy công cụ - mã đề thi scmcc - lt (18)





!"#$%&'()
(!*+"',"'-(
./0123!#4*5

 !"#$%&'()
67: (2 điểm)
*+,-./0123+*4-)(5
67!8/39:
*+,-0()4$6$748((.914$123+:;0-
<=$;5
678!(2điểm)
*+,->)?@;A*:>,B*:C+*4-)+0*:5
DEEF,-DDEE0DD:;?!?
;"'<=">?