VõĞV|(zh)ͅ(sh)
Ŀ g(sh)Ҫ
ԭ ˮ̖32.5Rͨ}ˮ
ʯùQ5-25mmᘡƬӋ15%1%oк|(zh)wҪ
ɰмȻɰ0.5-2.5mmwҪ3%oк|(zh)
ˮ÷GBˮ˜ʵĵˮˮʹúˮr(nng)I(y)ˮ
䓽̎䓽GB13014-91
l GB50204(zh)^ƽo¶߅oƓpAܜʴ_oeбᡢz©܃(ni)oҎ(gu)MОV坲B(yng)oVƽȞ3mm
V^Aܚܺ
䓽ǼDҎ(gu)˜ʼoҪ䓽Ҏ(gu)ʴ_zι
g(sh)ָ ȣC25pp10ݼy䓡
b˜ 䓽Ǽܰbλʴ_Sƫڡ5mm¡߅oӘ˜205mm