ֹѴUzW(wng)Ƭ Y(ji)(gu)L(zhng)X3X4mUzξW(wng)ƬֹڷѴU(xin)
ֹѴUzW(wng)Ƭ8̖(ho)\Uz12̖(ho)\UzW(wng)W(wng)Ƭ߅cһN̖(ho)Uz
ֹѴUzW(wng)ƬǏV\(yn)ڽͨˮ@ˮֵȹ(xing)ĿеһNͲϽY(ji)(gu)B(ti)W(wng)njĥߏ(qing)ĵ̼\䓽z5%-10%X\ϡϽ僌䓽zͬ|(zh)ۺ䓽zֹpgϾɾW(wng)ƬԲƉ䓽zķo(h)僌ӡԔҊИI(y)(bio)(zhn)YB/T4221-2010ڷѴUz\W(wng)Ƭɸ(j)O(sh)Ӌ(j)ҪMb\bKʯϺBӳһw̷·o(h)ȹ̵¼g(sh)
˱C䓽zIJ|(zh)ھ^вܓp䓽z̼Ͻ䓽zO(sh)侎(dng)(qing)о(hu)Ɖ䓽z|(zh)僌ӵȣʩԼwF(xin)gc(din)Uz\W(wng)Ƭ䓽zֻܲõ̼䓽z^(du)ɲ䓽zڵ̼\10%X\ϡϽ䓽zһPVCPEɲۺƷY(ji)(gu)ӾзPoϻg߿߿c(din)Чֿˮ߶Ⱦh(hun)g