The cut-off valve with pilot valve without hand wheel, stem and lift nut inside will guide block and guide slot Butterfly Valves to guide sleeve, the disc-shaped disc to disc type bowl shape, and holes in the bottom of the flap valve to open, the valve cover of the original valve stem hole to hole diversion, because of increased pressure ring, ring, and the valve flap to class mortar, so that the flow passage separated the upper chamber cavity, external cavity, cavity, in the cavity and The external cavity increases with draft tube and stainless steel manual ball valve, flap valve in the cover plate and the center of the end of installing the spring, the upper flap valve install compression seal of the pressure ring, outside the cavity of the wall to open a Drainage holes.

帶先導(dǎo)球閥的截止閥無手輪91国内精天天、閥桿和內(nèi)升降螺母，將導(dǎo)向塊與導(dǎo)向槽改為導(dǎo)向套，將盤形閥瓣改為類缽體形閥瓣18禁国产免费网站，并在底部開閥瓣孔在线你懂的网站国产日韩欧美，電動(dòng)蝶閥將閥蓋原閥桿孔改為導(dǎo)流孔，因增加壓環(huán)污网站18、密封圈和將閥瓣改為類缽體一级性爱视频国产无码，使上通流腔分隔為上腔、外腔一级特黄特色的免费大片视频、內(nèi)腔免费黄片2019，在上腔與外腔的外部加設(shè)有導(dǎo)流管與不銹鋼手動(dòng)球閥，在蓋板與閥瓣底的中心部加設(shè)彈簧AV福利免费在线观看，閥瓣上部加設(shè)壓緊密封圈的壓環(huán)91精品在线观看国产福利，在外腔的壁上開有放水孔。

Split Plummer block, whose cap and base can be separated, mainly bear radial load. It fits for self-aligning spherical roller bearings or self-aligning spherical ball bearing.

軸承座知識(shí)剖分式軸承座的上蓋和底座可分離超碰超在线，主要承受徑鄉(xiāng)向載荷最新国产95自拍视频专区，適合于圓柱孔和圓錐孔的調(diào)心滾子軸承和調(diào)心球軸承。

This project uses the large-scale colored engineering plastics pipeline, the software building block, the pulley, the single-plank bridge, the sea ball, the boxing bag, movement equipments and so on recreation bouncer, both security and stimulation and interesting, it can display and raise youth's power of thought fully and overcomes the difficult positive enterprising spirit, can play exercises body's role, is the youth hundred plays does not tire, very likes amusement facility.

該項(xiàng)目采用大型彩色工程塑料管道色五月婷婷丁香亚洲激情五月，軟體積木亚洲就干，滑車，獨(dú)木橋欧美视频自拍日韩在线观看免费，海洋球精品无码大片AV在线播放，拳擊袋，蹦床等運(yùn)動(dòng)器材亚洲福利诱惑，既安全又刺激和趣味性A黄色毛片，它能充分發(fā)揮和培養(yǎng)少年兒童的思維能力和克服困難積極進(jìn)取的精神，能起到鍛煉身體的作用日韩精品免费AⅤ片在线观看，是少年兒童百玩不厭97亚洲色图，十分喜歡的游樂設(shè)施。

The slipper block is installed with retainer for blocking steel balls.Withe this,steel ball won't come off even after guiding rail is pulled out.

滑塊上安裝了保持器擋住鋼球日亚洲无码四区，即使抽出導(dǎo)軌，鋼球也不致脫落A片在线视频观看。

The ball mill grade was employed to remove ore block and coarse sand in agitation leaching.

利用球磨分級(jí)消除攪拌浸出中的礦塊及粗砂91视频九色，用濃密機(jī)進(jìn)行洗滌澄清，實(shí)現(xiàn)浸出的流水作業(yè)超碰在线看，可成倍提高生產(chǎn)能力一级毛片国产真人永久在线。