freepeople性欧美熟妇, 色戒完整版无删减158分钟hd, 无码精品国产vα在线观看DVD, 丰满少妇伦精品无码专区在线观看,艾栗栗与纹身男宾馆3p50分钟,国产AV片在线观看,黑人与美女高潮,18岁女RAPPERDISSSUBS,国产手机在机看影片

正文內(nèi)容

訂書(shū)機(jī)改良設(shè)計(jì)外文翻譯(更新版)

  

【正文】 等問(wèn)題。 With the development of science and technology ,more and more attention is paid to austerity of environmental promblems ,such as polluting of atmosphere,destroy of forest, soilerosion,land desertification, water resource polluting, a great deal of species becaming extinct,exhansting of petroleum , natural gas and coal and so on . A designer should have a strong consciousness of protecting environment and to make his\her design to be based on avoiding destroying environment and saving natural recourse. In modern industrial economy, the product design is often to serve the people, just from the people to meet needs and solve the problem as the starting point, and do not consider the followup products, use of resources and energy consumption and emissions on the environment and other ecological problems. “3r” principle in the design concept under the influence from the peopleoriented towards the harmony between man and nature of green design, while respecting the needs of people, but also consider the safety of the ecosystem. Cycle economic model of the industrial design under the design concept, put people and nature live in harmony and mon development in the first place, the use of systems theory and Calibration of all acts of industrial design, from product design at the beginning of the macroenvironment had priority to consider and pay attention to the coordination of products that run the various elements of the process in order to achieve system optimization. Here, the environmental factors are the starting point of the whole design and end points, through the design, efforts to improve and reduce the products in the production, use, recycling process. So Green Design Products are in the harmony between man and nature under the guidance of thought to the harmonious development of man and nature, a prehensive optimization of the industrial design of a new concept. 隨著科技的發(fā)展,人們?cè)絹?lái)越認(rèn)識(shí)到環(huán)境問(wèn)題日益嚴(yán)重,大氣污染、森林破壞、水土流失、土地沙漠化、水資源污染、大量物種滅絕、石油、天然氣、煤等資源枯竭。不僅要盡量減少物質(zhì)和能源的消耗、減少有害物質(zhì)的排放,而且要使產(chǎn)品及零件能夠方便的分類(lèi)回收,并再生循環(huán)或重新利用。 從產(chǎn)品的報(bào)廢階段考慮:易拆卸性, 便于分解和分類(lèi),材料可回收性和可再利用性,零部件可重組性或移作它用等因素。s mood will have a certain influence. Exchanges and products, the environment, we should enhance the coordination of people and products, the environment, which we need to take into account people39。
點(diǎn)擊復(fù)制文檔內(nèi)容
畢業(yè)設(shè)計(jì)相關(guān)推薦
文庫(kù)吧 www.dybbs8.com
備案圖鄂ICP備17016276號(hào)-1