【正文】 s most popular dishes are his brainchild. Lin says his secret of success is innovation rooted in experience: He spends months every year traveling and eating worldwide, seeking new ingredients and inspirations that could improve the offerings of Blue Frog restaurants. The restaurant chain regularly launches a new seasonal menu, usually featuring eight new dishes with fresh ingredients. The bestselling seasonal dishes later replace the least popular items on the regular menu, which is usually updated in late fall and boasts a selection of about 40 dishes. Food should have no boundaries, Lin says. As long as the food tastes good and is healthy, it doesn39。t conducive to raising a child. She planned to have children once she had achieved career success so she could provide a stable environment for her baby. After 10 years, Xiao felt the time was right, and she tried to conceive for about six months, but was unable to bee pregnant. I conducted prehensive physical checkups. The results suggested that Xiao39。s digitized society, will also be attached on the report.Myopia is not only a disease that makes people see things blurrily, but also leads to severeplications, such as glaua (increased pressure within the eyeball), and can causeblindness, said Zhou Yuehua, an established eye care specialist with Beijing TongrenHospital.It is very important for parents and children to know about the risk and care for their eyes.There are about 450 million myopia patients in China. Among Chinese myopia patients,30million are severe patients, according to ZhouThe prevalence of myopia among high school and college students is more than 70 percent,and the situation is continuously worsening, he Zhu, director with the China Youth Development Service Center, said long hours ofstudy, lack of exercise, especially outdoor activities, and attachment to electronic screen aresome of the top reasons behind the widespread myopia problems, and the increase ofyounger patients, although China has made great progress in improving the hardwarefacilities and lighting conditions in said he hopes the survey will alert people on the threatening situation, and also helpmedical experts to better guideline parents and children39。還有，這次設(shè)計(jì)讓我真真實(shí)實(shí)的體驗(yàn)了作為一個設(shè)計(jì)者的艱辛，我?guī)缀趺刻齑粼陔娔X旁的時(shí)間都超過了 10個小時(shí)。q = 260??Qd = ? = (2/ hmsL) 若流入排水管道流量為給水設(shè)計(jì)流量的 80%，則 該小區(qū)內(nèi)實(shí)際面積比流量為： q = ? 80% = （2/ hmsL） 其中小區(qū)總面積為 2hm ， 區(qū)域劃分及管道布置見下圖： 13 區(qū)域劃分及管道布置圖 （圖 2） 2 污水流向 污水廠 3 5 1 2 3 7 16 1 4 6 9 11 13 8 10 12 14 16 17 18 15 19 20 21 23 24 25 22 26 27 28 29 12 9 8 5 4 6 7 11 10 13 14 15 14 污水管道水力計(jì)算 設(shè)計(jì)要求 。 比流量計(jì)算： qs=( Q 總 ∑ q)/ ∑ L=（ ） /=() Q 總 為最高日最大用水量 L/s。f每日澆灑次數(shù)，這里取 2） 所以道路澆灑用水 Q’ =15L/s 2=30L/s。 對 水廠廠址的選擇，應(yīng)根據(jù)下列要求， 并且 通過技術(shù)經(jīng)濟(jì)比較 來 確定： （ 1） 給水系統(tǒng)布局合理； （ 2） 不受洪水威脅； （ 3） 有較好的廢水排除條件； （ 4） 有良好的工程地質(zhì)條件； （ 5） 有良好的衛(wèi)生環(huán)境，并便于設(shè)立防護(hù)地帶； （ 6） 少拆遷，不占或 少占良田； （ 7） 施工、運(yùn)行和維護(hù)方便。排水體制確定為截流式合流制，污水和雨水共用一條管道。 設(shè) 計(jì) 要 求 ，根據(jù)規(guī)范要求進(jìn)行； ，并進(jìn)行有關(guān)水利計(jì)算； ； 城市給水排水管道布置圖及污水管道主干管縱 剖面圖。 本設(shè)計(jì)為淮南市給排水管道工程設(shè)計(jì)?？紤]要點(diǎn)有以下： （ 1） 給水系統(tǒng)布局合理； （ 2） 不受洪水威脅； （ 3） 有較好的廢水排除條件； （ 4） 有良好的工程地質(zhì)條件； （ 5） 有良好的衛(wèi)生環(huán)境，并便于設(shè)立防護(hù)地帶； （ 6） 少拆遷，不占或少占良田； （ 7） 施工、運(yùn)行和維護(hù)方便。 最高日綜合生活用水量 Q1: Q1=(17000 100） /(24 3600)=。 水量計(jì)算 用水量時(shí)變化系數(shù)取 Kh= 所以最高時(shí)用水量為 Q總 =KhQd=。 5 節(jié)點(diǎn)及管段編號：（圖 1） 5 〖 7〗 4 〖 6〗 〖 8〗 3 〖 10〗 〖 12〗 9 〖 3〗 8 〖 2〗 2 〖 9〗 〖 11〗 〖 1〗 7 〖 5〗 6 〖 4〗 1 6 流量的初分配及設(shè)計(jì)管徑（表 13） 管段編號 初分配流量 (L/s) 經(jīng)濟(jì)流速 （ m/s) 設(shè)計(jì)管徑 （ mm) 1000i （ m) 1 500 2 450 3 200 4 200 5 200 6 200 7 100 8 100 9 150 10 125 11 100 12 200 7 流量分配及管網(wǎng)平差 (取順時(shí)針為正方向）（表 14） 環(huán)號 管段編號 流量初分配 管徑（ mm) 1000i q(L/s) h(m) s|q|^ 1 1 500 2 450 11 100 4 200 △ q= ? ?? = 2 2 450 10 125 640 6 200 12 2