Page 80 - 《金属管》总第184期电子杂志
P. 80
0 t~t~t~{-t1fLl O J~i*~*t~~*jEt11fLl
o t~ffl~{,tji o t~ffl~nt~~Di1fLl
o ji-f*D~D~1fLl o D~~ ( 1i ) 1fLl ~nt~71<
0 W;j.ffit~{,tj& 0 J~i*i.fi~=~-j~ji1fLl
o t~fflj~ii1fLl o D~D~1fLl ( ~~, j&-f*iJJ3,ip ) 13375459319
·-= 25kg
