About 50 percent plastic formation use extrusion according to statistics, among this single screwer extrusion is considerably dominant.

據(jù)統(tǒng)計(jì)全世界50%左右的塑料是用擠出法來加工的插逼吃奶头69黄色视频，其中單螺桿擠出占有相當(dāng)大的比例最新永久福利地址发布页。

Single screwer extrusion theory is more and more consummate, and some developed countries began to utilize it to design single screw extruder design.

單螺桿擠出理論經(jīng)過幾十年的發(fā)展日趨完善老熟妇仑乱一区二区，一些發(fā)達(dá)國家已經(jīng)利用單螺桿擠出理論指導(dǎo)單螺桿的設(shè)計(jì)最新a片视频网站。

Screw parameters' database of simulation for extrusion runs geometry parameters of screwer and supplys datas for the whole system.

螺桿幾何參數(shù)數(shù)據(jù)庫管理系統(tǒng)用于管理螺桿幾何參數(shù)數(shù)據(jù)亚洲男人的天堂网址，為整個(gè)仿真系統(tǒng)提供數(shù)據(jù)支持。

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screwer：螺紋刀

screwed 以螺絲擰緊的 | screwer 螺紋刀 | screwing 上螺釘

screwer：螺絲刀

thread螺紋 | screwer螺絲刀 | nail釘子