【正文】 of time, the sevenday Chinese National Day holiday could be the best occasion to enjoy a destination. However, it can also be the easiest way to ruin how you feel about a place and you may bee more fatigued after the holiday, due to battling the large crowds. During peak season, a dream about a place can turn to nightmare without careful planning, especially if you travel with children and older people. As most Chinese people will take the holiday to visit domestic tourist destinations, crowds and busy traffic are inevitable at most places. Also to be expected are increasing transport and acmodation prices, with the possibility that there will be no rooms available. It is also mon that you39。s misery, the cow told him to turn its hide into a pair of shoes after it died. The magic shoes whisked Niulang, who carried his two children in baskets strung from a shoulder pole, off on a chase after the empress. The pursuit enraged the empress, who took her hairpin and slashed it across the sky creating the Milky Way which separated husband from wife. But all was not lost as magpies, moved by their love and devotion, formed a bridge across the Milky Way to reunite the family. Even the Jade Emperor was touched, and allowed Niulang and Zhinu to meet once a year on the seventh night of the seventh month. This is how Qixi came to be. The festival can be traced back to the Han Dynasty (206 BCAD 220). Traditionally, people would look up at the sky and find a bright star in the constellation Aquila as well as the star Vega, which are identified as Niulang and Zhinu. The two stars shine on opposite sides of the Milky Way. Customs In bygone days, Qixi was not only a special day for lovers, but also for girls. It is also known as the Begging for Skills Festival or Daughters39。s Day! in shops, hotels and restaurants. But few young women will mark the festival with their boyfriends, or take part in traditional activities to pray for cleverness. 20 。s Day on February 14, characterized by bouquets of roses, chocolates and romantic candlelight dinners, than they do about their homegrown day for lovers. Even Qixi is nowadays referred to as the Chinese Valentine39。s largest virgin forest, and known for its spring and ecological environment, Arxan is marveled at by many tourists as the purest land on earth. You cannot miss out the Autumn of Arxan. It is definitely the best with brightlycolored scenery full of emotions. Autumn in the northern part of the country es earlier than the South. A September rain followed by the footprints of Autumn brings more colors to the once emerald green mountain and blooming grassland. Shutterbugs flock to see for themselves the marvel of splendid colors around the mountains and waters, many of whom have travel a long distance and even camp here only to capture a moment of the nature wonder. The silver birch turns golden, while the larch is still proudly green. You will find yourself drowned in the intoxicating red of the wild fruits as well as the glamour of flowers in full blown. And your heart will be lingering on the woods as it39。地理信息系統(tǒng)（ GIS）與衛(wèi)生決策 。而且可以解釋一下廣東去年沒多少病例，去年爆發(fā)流感時候是 3月份，那時候廣東的氣溫較高，很多病毒就被殺死了，并且我們從上面我做的浙江人口分布圖和病例 分布看出，浙南才只有 6例，浙北卻有 31例之多。 （浙江?。? 浙江是今年僅次于廣東第二疫情區(qū)。 14 上圖就是大概的病例分布 根 據(jù)其分布，調(diào)查相關(guān)病例及其資料得到至 2021 年 1 月 21 日（ 1 月 21 日至 2月 6 日的兩例無詳細資料），根據(jù)其年齡分布和性別構(gòu)成做出圖如下 15 根據(jù)其分布圖廣東普查以前疫情嚴重，發(fā)現(xiàn)有感染人的禽類市場的環(huán)境以及那里的家禽攜帶禽流感的病毒明顯增加，以前通常是百分之零點幾，現(xiàn)在可以到 8%，甚至到 30%。至今年 5月感染案例超過了 300，悄無聲息地超過了去年很 多，而今年廣東、浙江兩地疫情十分嚴重。世界衛(wèi)生組織 20日發(fā)布 H7N9禽流感疫情通報說， 2021年以來中國衛(wèi)生部門已向該組織累計報告新增超過 40例人感染 H7N9禽流感病毒實驗室確診病例。關(guān)閉相應的屠宰場。深圳市共監(jiān)測 H7N9禽流感樣品 6331份，其中病原學監(jiān)測 3295份，血清學監(jiān)測 3036份。關(guān)閉相應的屠宰場。按照有關(guān)要求， 4月 2日下午，省衛(wèi)生廳組織專家，依據(jù)病例的臨床表現(xiàn)、實驗室檢測和流行病學調(diào)查結(jié)果，診斷該病例為人感染 H7N9禽流感確診病例。 患者張某，女， 32歲，戶籍常州，現(xiàn)居無錫濱湖區(qū)，無業(yè)，感染前有過與飛禽接觸史。 4月 1日，經(jīng)江蘇省疾控中心檢測確定為 H7N9禽流感病毒核酸陽性。經(jīng)醫(yī)學觀察，病例的所有密切接觸者均未發(fā)現(xiàn)有發(fā)熱或呼吸道癥狀。 3月 30日，江蘇省疾控中心檢測顯示 H7N9禽流感病毒核酸弱陽性。經(jīng)醫(yī)學觀察，病例的所有密切接觸者均未發(fā)現(xiàn)有發(fā)熱或呼吸道癥狀。 4月 2日下午，經(jīng)中國疾控中心流感中心實驗室復核為 H7N9禽流感病毒核酸陽性。 b、問題 （ 1） 根據(jù)人口密度與 H7N9 禽流感的相關(guān)密切性，廣東這個高密度區(qū)為什么在至2021 年 5 月 1 日前沒有病例，并且在 2021 年整年當中也鮮有發(fā)生？ 是否家禽中有參與這場禽流感的？ c、根據(jù)上述問題做的調(diào)查分析 2021 年江蘇省病例來源及其接觸人群做了調(diào)查 患者許某，女， 45歲，南京市江寧區(qū)人，從事活禽宰殺工作。休市期間禽類宰殺沒了，患病率突然下降了這么多，為什么呢？所以禽流職業(yè) 是否與禽畜接觸和特殊狀況 豬肉商販 無 活禽銷售與宰殺 經(jīng)常接觸 宰殺活禽 經(jīng)常接觸 學生 居住地從事活禽販賣工作 農(nóng)民 多次和家禽接觸 建材營業(yè)戶 居住區(qū)不足 100 米處為禽類宰殺市場 不詳