国产亚洲精品俞拍视频_91热久久免费频精品99欧美_91色视频在线观看_性做久久久久久久久男女

Ҽͨ | ИI | I Ҽͨp! ꑼҼͨ O
ǰλ: >> ȫaƷ >> >> ԏw >> 85ȺɫTPVɭ111-80,ߜܷȦ
ȫ
85ȺɫTPVɭ111-80,ߜܷȦ
85ȺɫTPVɭ111-80,ߜܷȦ r36  Ԫ() ɭ
ӆ1ǧ l؛أV||ݸ
ϼܕrg2021-09-18 18:03:19 g[393
|ݸAzԭ޹˾  
Iģʽ ˾ͣ˽I؟ι˾
ИIԏw Ҫ͑ȫ
  ھԃ QQǢՄ

“ϵʽ

“ϵ: (С) ֙C:13556776933
Ԓ: :
]:934235608@qq.com ַ:|ݸľ^悊W@ܽH16110

ԔB

85ȺɫTPVɭ111-80,ߜܷȦ

TPV@ҵĺv
TPVThermoplastic VulcanizateĺQQԪұӑB򻯏wԪұӑBzǸ߶򻯵ԪұzEPDM΢ɢBm۱ϩPPнMɵĸ߷wС͏ĮaI朵ĽǶȁvһ¡TPV׌Ҍ@һJR
 һ   ʲôTPV
zڹ^УzMõz΢^Bش@NƵõԭϲϷQӑB͟ԏwz(ӢĞThermoplasticVulcanizate)QTPV
עzBm׃ɷɢ࣬СwɢСuYȻuĔ̫ƽϵčuֲҪܣһйˇĻAǞˌF෴D^̡Oˇ򻯄wϺٶɴ˛Q
1.TPVķ
TPVMҪԷ֞
2.TPVĻ䷽ɣMӰ푣
ƂTPV Ļ䷽PP 30 ݣEPDM h͵ȣ70 ^(DCP ) mʯmm


1hܵӰ푷
EPDMķɢ̶ȺͽӽYӰEPDM/ PP -TPV ܵăأPP cEPDM ı揈ܽȅPPڜضEPDM ճhPP ճcPP߂ճĹԭtEPDM ճSӶ@½Ү|֔20%30%rճSض׃@ˣmijͱȌEPDMcPPcɢԷdzҪ
2PPNcԣܵӰ푷
MFRPP ^͜ضcEPDM ڹ죬ͬճȹضȵķ@EPDM ַɢPPУ۠PPWmȻPPaTPVҷ۠PP͕rEPDMcPP
3ܽMֵxܵӰ푷
EPDM^30ݕrě_􏊶ȳʬF½څݡSܱȵĽEPDM/PPģ쏊s***׃Ρ***쑪ӲȾLpС܄Ժͼӹ
4DCPܵӰ푷
򞔵DCP |֔1. 5 %rEPDM/ PP ȫӑB

ھԃP/ Ոмʴ_r“ϵ!

  • *
  • “ϵ֙C *
  • ԒԒ *
  • “ϵ]䣺
  • چλ
  • *
  • ԃݣ
  • ҪSҽoṩ
    Ҏ̖ l aƷĿ ӆ؛ \Y ṩӱ r b
•չʾϢɕTṩݵ挍ԡʴ_ԺͺϷɰlTؓ؟C֮Ҍ˲Гκ؟Ρ ѣҎُILUhُIPaƷǰձش_JY|aƷ|
®aƷ
PLCƷ
TaƷ

C֮ҾW - CИIWjýw

| “ϵ҂ | V | ʽ | ʹÎ | T | M朽

Copyright 2025 jdzj.com All Rights Reserved??g֧֣ ՟ᾀ0571-87774297

WվISC:B2-20080178


国产亚洲精品俞拍视频_91热久久免费频精品99欧美_91色视频在线观看_性做久久久久久久久男女
      <wbr id="pbjqz"><pre id="pbjqz"><noscript id="pbjqz"></noscript></pre></wbr>

            <nav id="pbjqz"></nav>
              <wbr id="pbjqz"><legend id="pbjqz"><video id="pbjqz"></video></legend></wbr>

              ŷƵ| ŷվ| һõþۺϺݺݰ| ŷҹ߹ۿ| պŷӰ߹ۿ| Ʒɫ| ŷһƷDz| ۺɫ߾Ʒ| ߲ݾþð69һ| պŷƷ| þþþþþۺɫһ| ŷƷ999| av| ŷݺ߿Ѱ| ޶ȼ| þùպŷ| ˾һ| ŷƵ| Ʒþþ| Ʒþþþþþþӣ| þùƷ72ѹۿ| ҹɫ7777| ŷ| ˾þô| Ʒһ| þùƷþùƷ| þûƽ**| ŷ| Ʒһһ| ޼| Ʒxvideos88| þùӾƷŮ| ɫƷһ| 99ƷƵ| ŷ˼Ƶ| þ˽˹Ʒvaҩ| ŷһ޶| ŷ ŷ պƵ| Ʒɫ| þۺϾþ88| ŷƷٸһ| avƬ| ŷ̼ҹԾþþþþþ| Ʒþþþþû¶| ѲƵ| ŷ| ߿av| ձƷ| ŷƷ߹ۿһ| һۺ| avһ| ɫۺϾþ| 97þ| ޾ƷƷþ99| þƵ| þþþ| Ʒþþþþþþ| ͸ŷŮ| Ʒ| Ʒ㶮| ģдһ| þþƷ99Ʒɫ| ŷ| һëƬ| ŷһ| ƷСƵ| þþӰԺ㶮| Ʒ˹| ŷvideohd| ŷձһ| С˵ͼƬ| ҹƵ| | ŷaһ| Ʒ| ƷӾþþþ| ձŮ߹ۿ| 鶹Ʒtheporn| ޾Ʒһ555| һ| Ʒһþþ| ŷպƵ| ŷһ| Ʒþþþþģ| ޾ƷƵ| ŷպձ| ҹƷþþ| ޾Ʒһӣ| ŷҹӰ| þĻһ| ŷҸ| ѹۿ| ŷƷһ߹ۿ| ŷƷ91þþþþþ| ԰Ʒ99þþþþ| ޾ƷѾƷ| ŷػƵ| ŷĻһҳ| ݺۺϾþavһţ| ŷҹþþ| þƵ| ŷƷ| ˾þav| Ʒþþ| ŷ˾þ| ŷһ| վѾþ| һŷ߹ۿ| Ƶۿ| ŷԴ| 99Ƶ+պŷ| ŷƷĻ| պƵѹۿƵ| ŷպۺƵ| һѹۿ| 鶹պŷþ| þþƷƵva| ձ| ҹƷһ۲| av| ձ޸| 鶹ƷƵ߹ۿƵ| þҹƷ| Ʒһ| һ߹ۿ| ߳avվ| ŷˮƵ| ŷպۺһ| ޾ƷƷ| ŷһ| ձ߹ۿ| þþƷav鶹Ĺۿʽ| һվ| ƷһƵ| ŷɫͼ鶹| ɫ| 99Ʒ99þþþþ÷| þseƷһƷ| ŷ| ŷպƵѹۿ| 9ɫpornyƵһ| Ƶ߹ۿŷ| ˾þô߽ۺ| ŷպҳ| þۺ999| ģ˽Ƶһ| ӰȷþþƷ| 99Ʒ| ŷպƷѹۿƵ| ŷԴ| xxxx| ŷҹ| Ʒ| ŷ| ҹƷȫƵ߲| ŷ˺xxƵѹۿ| þþƷһ| ŷƵ| ŷպ߿| Ʒͨ99| ھƷŮav߲| һŷ| һ3Ŀ徫ƷƵ| һ|