The check valve shall utilize single torsion spring design to minimize pressure drop through the assembly.

止回閥應(yīng)該采用單個(gè)扭力彈簧結(jié)構(gòu)以減少通過總成的壓降。

Pump suction valve off the bottom also belongs to valve type.

水泵吸水關(guān)的底閥也屬于止回閥類。

The main function of this valve is to stop the medium from back off and bleeding from the container.

止回閥用于管路系統(tǒng)，其主要作用是防止介質(zhì)倒流以及容器內(nèi)介質(zhì)的泄放。

Enterprise specializing in pumps, valves, pipes, pipe fittings, corrosion-resistant equipment, mechanical equipment, steel-lined plastic·úmaterials and various types of product development, design, production and sales of main products have fluoroplastics pump, steel-lined PTFE pump , liquid pumps, self-priming pump, magnetic pump, centrifugal pump, stainless steel pump, fluorine plastic lined plug valves, butterfly valve, ball valve, valve, check valve, valve, gate valve, pipe fittings and steel equipment ten Level of stress, some more than 1120 kinds of model specifications.

企業(yè)專門從事水泵口爆深喉福利一区二区久久、閥門、管道国产精品一区7m视频、管件无码日韩网页视频下载大全免费、防腐設(shè)備、機(jī)械設(shè)備加勒比视、鋼襯氟塑料及全塑各類產(chǎn)品的研發(fā)日韩超碰在线观看、設(shè)計(jì)、生產(chǎn)和銷售操碰视频在线观看，主要產(chǎn)品有氟塑料泵又爽又黄人妖免费视频、鋼襯四氟泵免费在线视频黄色、液下泵、自吸泵亚洲一级这片、磁力泵欧美野外打野战A片视频、離心泵、不銹鋼泵亚洲一区中文字幕，氟塑料襯里旋塞閥欧美精彩视频、蝶閥、球閥久久久久久久久久久久久久精品、截止閥欧美又粗又硬又色A片、止回閥、隔膜閥国产在线视频91、閘閥精品在线一区热点、管道件及鋼塑設(shè)備十個(gè)壓力等級(jí)，約1120多種型號(hào)五月天免费人成网站、規(guī)格一线高清视频免费播放手机现在黄色网一急片。

Velan is the world's largest manufacturer of steel gate, globe and check valves.

Velan是世界上最大的鋼閘閥，截止閥和止回閥制造商日韩国产精品你懂的在线播放。

It is ideal valve for steam and over-heating steam.

帶有內(nèi)裝止回閥是一種適用在低過熱汽工況上的理想疏水閥精品国产玖玖玖91。

The heavier spring and smaller diameter seat belong with the first check module.

第一止回模塊的彈簧較大而閥座直徑較小。

The company's main products include atomic energy reactor with a cut-off valve, check valves, gate valve, spring safety valve, diaphragm valve.

該公司的主要產(chǎn)品有原子能反應(yīng)堆用截止閥242pao黄色视频、截止止回閥日韩在线精品视频、閘閥、彈簧安全閥www.青草草在线视频、隔膜閥插插网站。

Semi-immersed structure liquid oil not flowing out when replacing filer element,Vacuum gauge supervise the change of resistance when filtering suction oil.

裝有自封止回閥，在更換濾芯時(shí)黄色av电影在线，油箱里的工作介質(zhì)不會(huì)外流美国色播AV，還可以根據(jù)需要裝配真空表、真空開關(guān)等發(fā)訊裝置中国熟妇乱人伦A片久久。

All NIBCO pressure-rated bronze gate, globe, check and bronze ball valves are manufactured in NIBCO's Nacogdoches, Texas, plant.

所有美國(guó)尼伯科額定壓力青銅閘閥中文字幕在线永久在线57、截止閥、止回閥和青銅球閥都是在美國(guó)德克薩斯州的尼伯科工廠制造男人av天堂一区二区在线播放。