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eW(wng)ֽpgW(wng)ھGW(wng)䳲Uzʯ\ȡeW(wng)ǽپĿĽξW(wng)(ǾW(wng))ƳɵľW(wng)\(yn)õĽپ(j)εľ(x)һҪǽ僌ӵĽپt\(yn)þ2.0mm4.0mmĽپҪPVCĽپǾW(wng)t\(yn)⏽3.0mm4.5mmPVC()߅ľt\(yn)ñǾW(wng)һ̖ľ˂֮ϲge?yn)͑ٿ̎̎÷еď?qing)bףζܹ(yng)(qing)ѵ͑ٿطo(h)eW(wng)һN̎̎õIJ߄ӿ֪@NƷ(dn)