By means of designing different structures and slenderness rations according to needs of products , screw extruding system can meet different technology demands .
根据不同产品需求,设计有不同结构和长径比的螺杆挤压系统,满足工艺的要求.
Abstract : on the basis of thoroughly analysing cold extruding techniques of hollow aluminium rivet , a kind of cold extruding technique scheme that is fit to use in small punch presses is put forward .
Under background of new course innovation , the paper discusses some suggestion and countmeasure to upgrade teaching quality from three angles : enhancing integrity and oneness of course teaching ; extruding important contents ; optimizing teaching case according to students specialty .
Profound understandings to plastic extruding and excellent metal processing capability of this co. make outstanding quality of products of this co.
对塑料挤出技术的深刻理解和出色的金属加工能力使其品质与众不同。
Summary exchange rate reformation now advances itself forwardly , regularly and gradually , at the same time , the risk of exchange rate confronted with all countries is increasingly extruding , it 's a signal of macro-economy which widely influences on an open-economy country .