�eʯ\ njĥߏĵ̼\䓽z5%-10%X\ϡϽ僌䓽zͬ|(zh)ۺ䓽zəCеpgϾɶg߅ξW(wng)ĿľW(wng)ƬpqϲֵLȑ(yng)С3cmԲƉ䓽zķo僌ԔҊИI(y)(bio)(zhn)YB/T4221-2010eʯ\ɸ(j)O(sh)ӋҪMb\bKʯϺBӳһw̷·oȹ̵¼g(sh)
䓽zIJ|(zh)ھ^О˱Cܓp䓽z̼Ͻ䓽zO(sh)侎ӣоƉ䓽z|(zh)僌ӵȣʩ㣬ԼwF(xin)gceʯ\䓽zֻܲõ̼䓽z^ɲ䓽zڵ̼\10%X\ϡϽ䓽zһPVCPEɲۺƷY(ji)(gu)ӾзPoϻg߿߿cЧֿˮ߶Ⱦh(hun)g
eʯ\W(wng)ǏV\ڽͨˮ@ˮֵȹĿеһNͲϽY(ji)(gu)
eʯ\(yng)
1(dng)ӵ̉ζܴ픛_ɢʯб_ߵĿܕr(yng)Uz\oԉoˮ¸ʯֹ_ʧ
2һA(ch)ĸʯСϲʹײʯ5£ʧССϲ
3һ㑪(yng)ڸʯ̮̎ʹƽ̹
4ˮķݽO(sh)oӹ
5С^(q)GԼe߅b;GB(yng)o
eʯ\Mb
(1)eʯ\Ԫdz\̬F(xin)ʩˆTȌƬֱ,_Ƭڜ(zhn)_λ
(2)ʯ\ĂcԲýz߽٭h(hun)
(3)ýz߽٭h(hun)یƬ;W(wng)MBӡ