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The following question: The fire truck lane should meet the requirements of disaster relief and evacuation, and its width should ensure that the fire truck can still pass after the houses on both sides of the main road are affected and collapsed. Reasonable planning, construction and renovation of fire lanes shall be carried out in the blocks. The width, spacing and turning radius of fire truck passages shall be required by relevant regulations of symbols to ensure the smooth flow of fire truck. Cities with rivers and railways passing through should take measures such as adding bridges to ensure the smooth flow of fire engines. Due to the needs of urban construction, when temporary excavation or occupation is necessary, the approving unit must promptly notify the public security fire supervision institution. GB50016-2006 Code for Fire Protection Design of Buildings 6.0. 1 The passage of fire engines should be considered for the roads in the block, and the distance between the center lines of the roads should not be greater than 160.0 m m. When the length of the building along the street is greater than 150.0 m or the total length is greater than 220.0 m, a fire lane shall be set up to pass through the building. When it is really difficult, an annular fire lane shall be set up. 6.0. 2 For buildings with closed inner courtyard or patio, when the short side length is greater than 24.0 m, fire lanes entering the inner courtyard or patio should be set up. 6.0. 3 When buildings with closed inner courtyard or patio are along the street, pedestrian passageways (stairwells can be used) connecting the street and inner courtyard shall be set up, and the spacing shall not be greater than 80.0 m m.. 6.0. 4 Facilities that affect the passage of fire engines or the safe evacuation of personnel shall not be set up on both sides of the fire lanes that pass through the building or enter the inner courtyard of the building. 6.0. 5 Gymnasium with more than 3000 seats, exceeding1937年，日本军国主义的铁蹄践踏了文明古城北平。著名学界泰斗吴明泰携助手舒立娟毅然回到北平，临危受命，担任北平京华大学校长，为粉碎日本军国主义的“大东亚文化战略”，亲领柳剑白、尚文井、陈敬庄等爱国学者，历经艰险，忍辱负重，将大学南迁长沙，最后到昆明，保护了大批莘莘学子。抗战结束后，吴明泰又率领学人回迁北平。国民政府腐朽没落，在以胡思良为代表的中共地下党人的努力下，吴明泰等学人不顾蒋介石真金白银的诱惑，坚决抵制南迁台湾，粉碎了国民党所谓的“拯救学人计划”，毅然留在北京，迎来新中国的诞生。这日一大早，运粮车自出了番邑城便有人监视着，尹旭等便在路上设置障碍，做好伏击准备。一个神经质有躁郁症的CIA女特工凯莉，一个被基地组织囚禁8年后被解救回美国但疑似已被策反的大兵布洛迪，两个性格不讨好、样子不偶像的角色，成为艾美奖、金球奖最佳剧集《国土安全》的灵魂人物。在第一季中，所有人都觉得这场猫捉老鼠的游戏中，凯莉已经陷入万劫不复之地。没想到第二季播完之后，“没啥理由能活下去”的人变成了布洛迪。第一季疑云丛生，第二季变本加厉，每隔两三集都会有个剧情大突破。又是一个耳光，跛足老人身子一颤，恶狠狠地盯着尹旭。可是现在，一个不争的事实摆在眼前，刘邦竟然出来了？项庄愕然问道：栈道已经烧毁，刘邦是怎么出巴蜀的？这怎么可能？众人普遍有这样一个疑问，蜀道难，这是大家普遍的印象，这么些年下来除了栈道，从来没有听说过有别的道路。