【正文】 圖 75 所示： 29 圖 75 （ 22） 單擊【基礎(chǔ)工具】欄中的【拉伸】按鈕 ，開啟【拉伸】命令控制面板，選取上述所作的基準(zhǔn) 平面作為草圖繪制平面，進(jìn)入草繪繪制環(huán)境，草圖如圖 76 所示。單擊 進(jìn)入拉伸控制面板，設(shè)置拉伸值 2，并選取雙向拉伸 ，單擊 確定 34 圖 88 （ 9）單擊【基礎(chǔ)工具】欄中的【拉伸】按鈕 ，開啟【拉伸】命令控制面板，選取如圖 89 所示平面作為草圖繪制平面，草圖如圖 59，單擊進(jìn)入拉伸控制面板，設(shè)置拉伸值 ，選取【去除材料】按鈕 ，拉伸方向如圖 90，單擊 確定。 在完成本課題的過程中也遇到了很多問題，比如：自己經(jīng)驗(yàn)及技術(shù)的缺乏，使得這次設(shè)計(jì)變的比較簡(jiǎn)單；利用 Pro/ENGINEER 軟件裝配的時(shí)候，各部件之間的連接方法，三維建模的構(gòu)造等一些問題處理的不夠好，也影響了這次的設(shè)計(jì)。s health. Poor technique harms the muscles and skeleton, and can cause secondary injures. And, jogging in a bad environment can cause circulation problems, said Lu Zhiyong, attending doctor, Sports Hospital, General Admin. of . Lu has some tips for joggers, and those who are thinking of taking it says people sh ould first evaluate their physical condition, to decide the amount and type of exercise, and jogging in the open air is better running on a treadmill. Conrad Macao will run special programs for the entire month of October this year to support the Hong Kong Cancer Fund39。 menu some culinary touches from other countries, such as China and Mexico, and customers love such innovation, he says. He started his career as an apprentice in a Chinese kitchen in 1993. By chance he learned from a French chef in 1994, and soon became enamored with the world of Western food. During the next couple of years, he received strict training in Western culinary art from French, Chinese and German chefs. That was rare for a Chinese chef in the 1990s, he says－ and so was being a Chinese chef who spoke fluent English. When an American entrepreneur invited him to join in his startup Blue Frog in 2021, Lin didn39。s work can be a way to unwind. It is true for He Wenjun, whose workplace is right near the forest park. She discovered her athletic aptitude at the age of seven, when she began playing tennis. Then she turned to jogging, and she has persevered with it for 10 years. I e to jog almost every day after work, whenever I have time. I think jogging is good for my health. And for me, a girl, it helps me to achieve to eternal goal, to keep slim, He said. He says she prefers jogging alone, so she can focus better. She loves jogging, even during Beijing39。 （ 2） 手機(jī)的模型的定位，結(jié)構(gòu)的分析。單擊 確定。 圖 69 圖 70 （ 19）單擊【基礎(chǔ)工具】欄中的【拉伸】按鈕 ，開啟【拉伸】命令控制面板，選取如圖 71 所示的模型平面作為草圖繪制平面，進(jìn)入草繪繪制環(huán)境，草圖如圖所示。 圖 50 （ 4）【插入】 【拉伸】 【去除材料】命令進(jìn)入草繪狀態(tài)，用草繪工具繪畫草圖如圖 51 所示，點(diǎn)擊 確定，進(jìn)入拉伸界面后選取 項(xiàng)目，拉伸方向如圖 52 所示，單擊 確定。 （ 3） 用【插入】 【拉伸】 【草繪】命令 進(jìn)入草繪狀態(tài)，用草繪工具繪畫草圖（如圖 29 所示）點(diǎn)擊 確定。進(jìn)入拉伸界面，設(shè)置拉伸為 ，拉伸方向（如圖 13 所示）點(diǎn)擊 確定。現(xiàn)有的手機(jī)市場(chǎng)上， 智能機(jī)采用的大都是以全觸摸屏為主的結(jié)構(gòu)，它的特點(diǎn)在于按鍵比較少、屏幕相對(duì)較大，所以智能機(jī)首先要考慮直板為主的屏幕結(jié)構(gòu)。 課題研究的意義 從我國(guó)手機(jī)市場(chǎng)的發(fā)展現(xiàn)狀以及手機(jī)外觀設(shè)計(jì)目前的形勢(shì)來看，手機(jī)外觀設(shè)計(jì)雖然已經(jīng)高速發(fā)展了幾年，卻將逐漸走入死胡同，抄襲成風(fēng)、不停模 3 仿，已然成為笑柄。 2 LG 推出 G Flex 曲面屏新機(jī)。s daily lives. The phone really from the people closest to electronic products, and even to the people, the mobile phone has evolved from an electronic product, became necessities. Some people even have pared, now the phone has bee a part of the human body, a vital an. It can be said to exist in the phone daily necessities attitude, is a subtle change our way of life. The design of the problem is the main ponent of a mobile phone style design and part of the threedimensional modeling, problembased Pro E threedimensional software, principle / ergonomics and to mechanism design mobile phone casing were studied. Threedimensional solid modeling functionality with Pro / E provided drawing generation module to plete the final product appearance and structural design. Key words : Cell Phone Case 。 Structural Design 。這款手機(jī)除了有主流的配置外，其曲面屏幕可承受一定壓力，能有效減少碎屏風(fēng)險(xiǎn)。而且眾多國(guó)產(chǎn)手機(jī)由于沒有強(qiáng)勁的市場(chǎng)研發(fā)與戰(zhàn)略設(shè)計(jì)能力，始終無法掌握國(guó)際化水平的核心競(jìng)爭(zhēng)力，無法在高端市場(chǎng)上取得地位。而中端機(jī)出于各種原因，多數(shù)采用的是滑蓋和翻蓋的造型設(shè)計(jì)，但是翻蓋機(jī)整體結(jié)構(gòu)部件過多，開模數(shù)也多，成本高。 10 圖 12 圖 13 （ 7）用【插入】 【拉伸】【去除材料】 【草繪】命令 進(jìn)入草繪狀態(tài)，用草繪工具繪畫草圖（如圖 14 所示）點(diǎn)擊 確定。進(jìn)入拉伸界面，設(shè)置拉伸值為 ，拉伸方向（如圖 30 所示）。 圖 51 圖 52 （ 5）用【插入】【拉伸】命令進(jìn)入草繪狀態(tài)，用草繪工具繪畫草圖如圖 22 53 所示，單擊 確定，進(jìn)入拉伸界面后設(shè)置拉伸值為 1，拉伸方向如圖54 所示。單擊 進(jìn)入拉伸控制面板，設(shè)置拉伸值為 ，選取去除材料項(xiàng)目 ，如圖 72 所示，單擊 確定。 圖 85 （ 6）單擊【基礎(chǔ)工具】欄中的【基準(zhǔn)平面工具】按鈕 ，創(chuàng)建新基準(zhǔn)面 DTM1 如圖 86 所示： 33 圖 86 （ 7）單擊【倒圓角】按鈕 ，開啟【倒圓角】命令控制面板，設(shè)定倒圓角半徑為 ，按住【 Ctrl】鍵選取如圖 87 所示模型邊緣進(jìn)行倒圓角。結(jié)合已學(xué)的知識(shí)，對(duì)手機(jī)的外殼進(jìn)行造型設(shè)計(jì)。s smoggy days. If the smog is severe, I39。t hesitate to resign from a fivestar hotel to work in the new restaurant with just five chefs, eager to explore the excitement of a life that had yet to unfold. Since that Shanghai launch, Blue Frog has opened 24 branches in seven cities across China, including Beijing, Tianjin, Chongqing and Nanjing in Jiangsu province. The new menu for this fall, which was launched in early September, showcases how flavors of East and West meet to create a variety of delicious burgers and other entrees in the cozy, softlit restaurants. I liked the mapo burger best. Just imagine the flavorful bination of the hot, mildly numbspicy mapo tofu sauce and grilled 100percent Australian beef patty, along with a slice of cheddar cheese and a side of french fries. The savory sauce helped highlight the patty39。ll wear a mask, or just ignore the smog and go on jogging, she said. For those who are not so athletic, jogging also has its attractions. Wu Houbin started roughly two years ago, when he was severely obese. Within two months, his weight dropped from 82 kilograms to 64 kilograms. The success helped him recover health, and he has made friends. Jogging does not require speed, but stamina. If you want to stick to the game, you need to take it as a mission, a habit, and then eventually a hobby, Wu said. But persevering with jogging is not always easy. Jog