久久国产免费,站不卡在线观看,波多野结衣s级熟女,52AV线在线精品观看,日韩一区二区亚洲欧美在线免费着,床震吃乳强吻扒内裤漫画,亚洲午夜影院,在线观看国产网址你懂的,很黄很黄能湿的网站,2022AV最新视频在线观看

概述：(Brief Introduction)

　　NGd系列隔爆型防爆撓性連接管適用于工廠中具有爆炸混合物Q－1級場所，作為防爆電氣設(shè)備進(jìn)出線連接軟管，如防爆電機(jī)、現(xiàn)場使用儀表（國內(nèi)外各種電動變送器、電接點壓力計或壓力開關(guān)及熱電偶、熱電阻等）以及鋼管布線彎曲難度較大的地方。其防爆標(biāo)志為EXd 。防爆合格證號：GYB99109

　　As an in-and-out flexible connecting pipe for explosion-proof electrical equipment.NGd serial explostion-proof and separation flexible connecting pipe is quite suitavle to be used in the area with eaplosive mixture elements,to be used for electtic transmittor od all types,pressure gauges,switches,themo-couples and thermo-resistance.It's also welcome in the area where steel pipe are difficult to be bent.The explosion mark is EXd .Certificate NO GYB99109

上一篇：NGe系列防爆擾性連接管

下一篇：NGz系列防塵擾性連接管