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关于静脉窦损伤的特点与处理，不正确的是（）。
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下图为“中纬度某地某日河流、风向、等压线、等高线、等温线、昏线的组合图”，读后回答下列题。 此时下列发生的现象中，可能的是（）
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心病的实证包括心火亢盛证、心脉痹阻证、（）和（）证。
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若高压油管的脉冲很弱，而喷油泵工作正常，可能是由于（）。
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随着国家职能的变化，统治者也会对政府机构作出相应的调整。
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气压试验应将压力缓慢而均匀地升到试验压力，然后检查焊缝表面有无泄漏现象。
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糖尿病高渗性非酮症昏迷实验室检查一般血糖常高至__________mmol/L以上，血钠可高达________mmol以上，血浆渗透压一般在________mmol/L以上。
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在金融期货交易中，结算所是所有交易者的对手，即既是所有买方的卖方，也是所有卖方的买方。（ ）
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固定式平台又称为（）。
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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.