ʯeW(wng)ǏV\(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zəC(j)еpgϾɶg߅ξW(wng)ĿľW(wng)ƬpqϲֵL(zhng)ȑ(yng)С5cmԲƉ䓽zķo(h)僌ԔҊИI(y)(bio)(zhn)YB/T4221-2010eW(wng)ɸ(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ӵȣʩ㣬ԼwF(xin)gc(din)eW(wng)䓽zֻܲõ̼䓽z^(du)ɲ䓽zڵ̼\10%X\ϡϽ䓽zһPVCPEɲۺƷY(ji)(gu)ӾзPoϻg߿߿c(din)Чֿˮ߶Ⱦh(hun)g