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患者，男，23岁，口唇闭合时呈现口腔周围肌肉有紧张感。面中1／3前突，面下1／3高度偏大。Ⅲ度深覆，覆盖6mm，磨牙呈远中关系。ANB6°，FMA35°。上颌拥挤6mm，下颌无拥挤。
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桥涵工程施工质量验收标准规定换填地基底部和顶部高程允许偏差为（）。
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气管隆突的高度相当于体表的（）
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Shopping habits in the United States have changed greatly in the last quarter of the 20th century. （1） in the 1900s most American towns and cities had a Main Street. Main Street was always in the heart of a town. This street was （2） on both sides with many （3） businesses. Here, shoppers walked into stores to look at all sorts of merchandise: clothing, furniture, hardware, groceries. （4）,some shops offered （5） .These shops included drugstores, restaurants, shoe-repair stores, and barber or hairdressing shops. （6） in the 1950s, a change began to （7） .Too many automobiles had crowded into Main Street （8） too few parking places were （9） shoppers. Because the streets were crowded, merchants began to look with interest at the open spaces （10） the city limits. Open space is what their car-driving customers needed. And open space is what they got （11） the first shopping centre was built. Shopping centres, or rather malls, （12） as a collection of small new stores （13） crowded city centres. 14 by hundreds of free parking space, customers were drawn away from （14） areas to outlying malls. And the growing （16） of shopping centres led （17） to the building of bigger and betterstocked stores. （18） the late 1970s,many shopping malls had almost developed into small cities themselves. In addition to providing the （19） of one stop shopping, malls were transformed into landscaped parks, （20）benches, fountains, and outdoor entertainment. 请在11处填上正确答案（）
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SM（n）称为（）率。
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与适中温度的概念不相符的是()
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维生素K3显色反应是在（）环境下进行。
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子宫颈早期浸润型鳞状细胞癌是指（）
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老年人后部鼻出血的好发部位是（）。
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关于短期生产规律，如下哪些说法是正确的？（）