久久av无码精品人妻出轨,又湿又紧又大又爽a视频,玩两个丰满老熟女久久网 ,无码专区 人妻系列 在线

`ۿhԪVaƷӹS

۲

IʯӢɰ,ʯ,ʯ

  • в羳
“(lin)ϵ҂

  • ˾:`ۿhԪVaƷӹS
  • ַӱ ʯf `ۿhӱʡ`ۿhനI(y)^(q)
  • ]䣺504361999@qq.com
  • “(lin)ϵˣ_
  • QQ
ԃ
`ۿhԪVaƷӹS > ԭo > ʯӢ ʯӢɰ

ʯӢ ʯӢɰ

  • ʯӢ ʯӢɰ
  • ӆ؛

    r񣨲

  • h

  • }ʯӢ ʯӢɰ

    r늃x

    l(f)˾`ۿhԪVaƷӹS

    ؛320000

    “(lin)ϵˣ_

    l(f)؛cӱ ʯf `ۿh

    l(f)rg20111016

    Ч20120416

    ھԃ

    ھԃPھԃP

    aƷCϢ|

ܰѣՈMÌHķߴʩƷҪMƷCһ棨؛SC뾳zCAC¹ڲzy棩

鿴ͬaƷ

ܣһNӲĥWܷ(wn)Ĺ}VҪVɷSiO2

;Vڲұ𡢽zĥϵȹI(y)

ӢQuartz sand

P]ԴʯӢɰʯӢɰVTʯӢɰPʯӢɰʯӢɰ^V

Ϣ

ʯӢɰ

ַQϴʯӢɰSiO2≥99—99.5% Fe2O3≤0.005%Ã(yu)|ȻʯӢɰ^xӹɡȷ1—0.5mm0.5—0.1mm0.1—0.01mm0.01—0.005mmɰÑҪӹ;첣ͻұFұۄմĥTʯӢɰȷ棬ڽк܏ĿԽ|gȡɰ{

ʯӢɰSiO2≥99—99.5% Fe2O3≤0.02—0.015%x(yu)|VʯMЏsӹɡȷ5—480ĿɰÑҪa^ɫYҪ;߼Ʒͻϣ۟ʯT죬ɰ݆ĥĵmmף

`ۿhԪVaƷӹSϢ

IИI(y)ԭo//ʯӢɰ ԭo//ʯ ԭo//ʯ ˾עԵַ ˴
T˔(sh)50-100 Se II(y)~200fԪ/-500fԪ/
M~10fԪ/-30fԪ/ ~50fԪ/-100fԪ/ ҪЈ,ձ,ȫ,
͑Ⱥ͏SұoSˮز
˾Q:`ۿhԪVaƷӹS
עY: ˾Wַhttp://tykcp.glass.com.cn

“(lin)ϵˣ_
Ԓ86-0311-82617196
ƄԒ15830982832
棺86-0311-82617196
ַӱʡ`ۿhനI(y)^(q)
Wַhttp://tykcp.glass.com.cn

aƷԣ
Ӌλ ؛320000 Сӆ0 aƷ΃r Ʒƣ Ҏ(gu)̖ȫ̖ bfͨ

ʯӢ ʯӢɰ aƷśr

ʯӢɰʯӢʯӹɵʯӢwʯӢʯquartzrockQʯһN|؈ӲĥW|(wn)Ĺ}VȻʯӢɰrʯӢr}ʯӢʯӢɰrǹ̽YмrʯʯӢм_95%ʯӢɰԴڸNr{rer׃|r|V^VLʯĸVʯӢrֳe׃|ɷNǰмwczYĽ޲@ָ׃|̶|ʯӢrVʯ}ʯӢɟҺγɣ׺ȫʯӢM܉KʯӢɰеVﺬ׃^ʯӢΞLʯĸrмصVVʯӢɰһNӲĥWܷ(wn)Ĺ}VҪVɷSiO2ʯӢɰɫɫoɫ͸Ӳ7Դoؐ֬ܶȞ2.65ѷeܶȣ1-20Ŀ1.620-200Ŀ1.5仯WW͙Cеܾ@Įԣ΢KOHҺc1750ʯӢɰҎ(gu)У0.5-1mm1-2mm2-4mm4-8mm8-16mm16-32mm10-20Ŀ20-40Ŀ40-80Ŀ100-120Ŀ
  • ʯӢɰ99.8%ʯӢɰ99.8%

    ʯӢɰ ַQϴʯӢɰSiO2≥99—99.5% Fe2O3≤0.

    2011-10-16
  • ߼ʯӢɰ߼ʯӢɰ

    ʯӢɰеĪصWԣʹںCе

    2011-10-16
  • ʯӢ ĸʯӢ ĸ

    ʯӢɰеĪصWԣʹںCе

    2011-10-16
  • ӱʯӢɰӱʯӢɰ

      ʯӢɰһNӲĥWܷ(wn)Ĺ}V

    2011-10-16

ҪuՓ

g⹥oŒOuZThuZ܌кܸߵąrֵ

PuՓ

u
0%
u
0%
u
0%

    PڱW| ӛ|չ|c|˲||վc؈D|ƏV|[˽•|•||“(lin)ϵ҂|English

    вW © 2001-2023 ]:Service@glass.com.cn ھͨ

    WW.Ї վWjвWЇI(y)ИI(y)ϢWվ

    B2-20060159