The tightening pulley made of 20CrNiMo steel was suitable for application in the hand-held binding machine.

張緊輪是手持式捆扎機(jī)的關(guān)鍵零部件日韩精品青青视频在线观看免费下载，作用是將包裝用鋼帶在瞬間拉緊，捆住

After test and analysis of internal and external used tightening pulley made of different materials on compositions of material quality,metallographic structure,and hard and worn surface morphology,it showed that the service life of the import-tightening pulley made of 20CrNiMo steel was longer than that of the domestic product.

目前，在鋼廠、冶煉廠等企業(yè)AV无码精品久久久久精品免费，利用手持式捆扎機(jī)對各種規(guī)格的金屬材料如管材、棒材99re在线观看免费视频、板材亚洲成年人在线免费、卷材和有色金屬坯錠等進(jìn)行包裝。

"The Legend of 1900 " be to held the feature film leading by famous Italy director Tuonatuolei, with it "Heaven movie theatre ","beautiful Sicily Island legend " having become "searching trilogy ", have given an account of a legendary figure 1900 -----a piano being born in a boat , being good at a boat , dying of a boat genius who builds a lifetime from ocean , belt tightening pulley , the piano in the piece. 1900's birth background has cast his character , has also has become his piano creation keynote: Loneliness and panic, are not matched lip-moving self somewhat by being restraining, but also being appearing indistinctly, correct outside world.

海上鋼琴師》是由意大利著名導(dǎo)演托納托雷執(zhí)導(dǎo)的故事片加勒比视屏，它與《天堂電影院》亚州美日韩一区二区三区、《西西里島的美麗傳說》構(gòu)成了導(dǎo)演的&尋找三部曲&，片中講述了一個由大海乱伦强奸欧美、游輪、鋼琴構(gòu)筑一生的傳奇人物1900-----一個生于船四位少妇黑店精油按摩，長于船玖玖玖免费网站，死于船的鋼琴天才。1900的出生背景鑄就了他的性格18下勿女人喷水高潮久久久，也成為他鋼琴創(chuàng)作的基調(diào)：不受約束短发熟女口爆国产一区，但也隱現(xiàn)著幾分孤寂與恐慌，對自己国内一级婬片A片免费99ira，對外面的世界欧美一级全黄的免费视录像。

tightening pulley：緊帶輪

tightening order 扭緊順序 | tightening pulley 緊帶輪 | tightening screw 拉緊螺栓

tightening pulley：張緊輪

tightening key 斜扁銷 | tightening pulley 張緊輪 | tightening ring 緊箍

tightening pulley：張力輪

tightening nut 拉緊螺母 | tightening pulley 張力輪 | tightening screw 夾緊螺釘,緊固螺釘

tightening pulley：張緊輪,張力輪

tightening of bearing ==> 軸承拉緊 | tightening pulley ==> 張緊輪,張力輪 | tightening rails ==> 張緊滑軌

belt tightening pulley：皮帶拉滾筒

belt tightener 緊帶器 | belt tightening pulley 皮帶拉滾筒 | belt training idler 膠帶導(dǎo)輥