一本色道久久hezyo无码,又大又长粗又爽又黄少妇视频,国产精品毛片无遮挡高清,亚洲色大成网站WWW久久九九

下載文件詳細(xì)資料
  文件名稱:  IEC 60811-2-1
  公司名稱:  北京宏展儀器有限公司
  下載次數(shù):   1339
  文件詳細(xì)說明:
 
本頁面標(biāo)準(zhǔn)信息均來源于網(wǎng)絡(luò)收集,或由參與標(biāo)準(zhǔn)制定的供應(yīng)商提供,只作為參考使用,為確保測試結(jié)果的準(zhǔn)確性、節(jié)省您的時(shí)間,如需IEC 60811-2-1測試標(biāo)準(zhǔn)標(biāo)準(zhǔn)詳細(xì)信息或IEC 60811-2-1測試標(biāo)準(zhǔn)具體測試方法,歡迎致電與我們技術(shù)人員聯(lián)系或給我們留言,我們將為您相關(guān)的技術(shù)支持。

IEC? 60811-2-1標(biāo)準(zhǔn)簡介

IEC? 60811-2-1是關(guān)于《電纜和光纜的絕緣和護(hù)套材料的通用試驗(yàn)方法 第2-1部分》,由國際標(biāo)準(zhǔn)技術(shù)委員會(huì)20:電線電纜,該版本在原先IEC? 60811第二版(1998)的基礎(chǔ)上修訂。

IEC? 60811-2-1是關(guān)于用于配電光電纜和電信電纜,絕緣聚合物和護(hù)套材料的試驗(yàn)方法,包括在船舶和海上應(yīng)用中使用的電纜。

該標(biāo)準(zhǔn)給出了適用于彈性體化合物的耐臭氧性試驗(yàn)、熱定型試驗(yàn)和礦物油浸試驗(yàn)方法。

IEC? 60811-2-1英文原文摘錄

1.General

1.1 Scope

This standard specifies the test methods to be used for testing polymeric insulating and sheathing materials of electric and optical cables for power distribution and telecommunications, including cables used on ships and in offshore applications.

This standard gives the methods for the ozone resistance test, hot set test and mineral oil immersion test, which apply to elastomeric compounds.

1.2 Normative references

The following normative documents contain provisions which, through reference in this text,constitute provisions of this part of IEC 60811. At the time of publication, the editions indicated were valid. All normative documents are subject to revision, and parties to agreements based on this part of IEC 60811 are encouraged to investigate the possibility of applying the most recent editions of the normative documents indicated below. Members of IEC and ISO maintain registers of currently valid International Standards.

IEC 60811-1-1:1993, Common test methods for insulating and sheathing materials of electric cables – Part 1: Methods for general application – Section 1: Measurement of thickness and overall dimensions – Tests for determining the mechanical properties

IEC 60811-1-2:1985, Common test methods for insulating and sheathing materials of electric cables – Part 1: Methods for general application – Section Two: Thermal ageing methods

ISO 1817:1999, Rubber, vulcanized – Determination of the effect of liquids

2 Test values

Full test conditions (such as temperatures, durations, etc.) and full test requirements are not specified in this standard; it is intended that they should be specified by the standard dealing with the relevant type of cable.

Any test requirements which are given in this standard may be modified by the relevant cable standard to suit the needs of a particular type of cable.

文件下載(右鍵文件另存為)
亚洲一日韩欧美中文字幕在线| 国产精品人人妻人人爽| 精品无码av无码专区| 无码播放一区二区三区| 中文字幕一区二区三区乱码| 欧美大胆a级视频免费| 亚洲一区 日韩精品 中文字幕| 久久人妻无码精品一区二区三区| 欧美老肥妇做爰bbww| 丰满少妇大力进入av亚洲| 中字幕一区二区三区乱码| 国产免费一区二区三区在线观看| 成人毛片18女人毛片免费| 日本又色又爽又黄的a片吻戏| 色窝窝无码一区二区三区| 国产a级毛片久久久精品毛片| 肉妇春潮干柴烈火myfducc| 教室停电 挺进她体内h| 国产农村妇女毛片精品久久| 午夜无码伦费影视在线观看| 一个人看的www片高清在线| 亚洲av成人片无码| 一本久道久久综合狠狠爱| 亚洲日韩一区二区三区| 欧美日韩国产| 熟女少妇精品一区二区| 人人妻人人玩人人澡人人爽| 亚洲av午夜成人片精品网站| 欧美一区二区三区啪啪| 色综合久久一区二区三区| 在线综合亚洲欧洲综合网站| 亚洲av午夜精品一区二区三区| 熟妇人妻videos| 香港三日本三级少妇三级视频| 国产成A人亚洲精V品无码| 久久精品国产一区二区三区| 人妻丰满熟妇av无码区乱| 特区爱奴在线观看| 国产精品理论片在线观看| 亚洲午夜av久久久精品影院| 男与女 电影|