Light - weighting of aluminum easy open can is a technique which is based on reaching the product quality standard , keeping the used performance and meeting the demands of customer , by means of a series of technical method such as new technique , material and mould etc . , reducing the consume of material during the process of can making , in order to lower cost and higher economics 所谓铝质易拉罐罐体轻量化就是在符合产品质量标准、保证产品使用性能、满足用户要求的基础上，通过采用新技术、新材料、新模具等一系列技术措施，最大限度地减少易拉罐制造所用材料的用量，提高材料的利用率，从而达到降低成本、提高经济效益的目的。
To discuss the mechanism is produced by sawing machine noise , to adopt new technology and use the material of insulate noise in order to reduce3 the sawing machine ' s noise and optimize the configuration ' s insulate vibration , we can find the sound sawing machine ' s configuration of reducing vibration , reducing noise and insulate vibration 摘要对锯切噪声产生机理进行探讨，采用新技术，利用隔声材料对锯切机降噪、隔振的结构进行优化设计，得出合理的减振、降噪、隔振的锯机结构。
Rapid development has taken place in electric power industry in chongqing since it was directly under the jurisdiction of central government , and a lot of electric power constructions and technology reconstructions have been carried into execution in succession , thus the task of engineering management becomes tougher and tougher 直辖后的重庆，电力工业迅猛发展，大量电力建设和技术改造纷纷实施，工程管理任务益加艰巨。然而目前采用的管理方式相对落后，迫切需要采用新技术、新手段和新方法来提高管理效率。
