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听力发育完善在（）。
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TD-SCDMA系统中，每个时隙共（）个码道，语音业务占用2个码道、视频业务占用8个码道。
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英国作家笛福的第一部小说是（）
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人工制冷的方法有（）、（）、（）、（）。
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设计方的项目管理工作主要在（ ）进行。
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水位表的最低可见边缘要比最低安全水位低（）mm。
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男性，24岁，汽车撞伤左大腿，致左股骨干骨折（横断），拟行牵引术。最佳的牵引重量为（）。
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Every country has traffic rules and signs, but are they the same? In most countries, there are street and road signs with 21________ about location,directions,dangers,cautions, and rules of the road. These 22 _________ tell drivers and pedestrians what to do and what not to do,including speed and parking 23 ________,places to stop,when to make turns,and other 24________.However, specific local traffic laws and practices usually differ around the world. For instance, in Japan, Indonesia, South Africa, the United Kingdom, and other countries ,steering 25________are on the right side of vehicles ,and cars and trucks drive on the left side of the road. In other 26 _________,such as the United States,Saudi Arabia,Italy, and Mexico,steering wheels are on the left side of vehicles ,and cars and trucks 27________on the right side of the road. An illustration of a local 28________law is the regulations for pedestrian and school 29 ________ in some Mexican cities:drivers rarely respect the rules,so for safety, people cross streets only at stop lights, on roads with little traffic, or on pedestrian-only 30 _________ across wide avenues.
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可引起眶窝小的疾病有()
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当一个AP用户隶属于以下哪些组中时才可以访问CP？（）