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《河北省2010年国民经济和社会发展统计公报》显示：河北省2010年全年城镇居民人均可支配收入达16263.4元，比去年增长10.5%。农民人均纯收入达5958元，增长15.7%。城镇居民人均消费支出10318.3元，增长6.6%；农民人均生活消费支出3845元，增长14.8%。城镇居民家庭恩格尔系数(即居民家庭食品消费支出占家庭消费支出的比重)为32.3%，比上年下降1.3个百分点；农村居民家庭恩格尔系数为35.2%，比上年下降0.5个百分点。 边际消费倾向是指每增加1个单位人均收入所增加的人均消费支出数。2010年农村居民的边际消费倾向是（）。
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第三篇 Natural Medicines Since earliest days, humans have used some kinds of medicines. We know this because humans have survived. Ancient treatments for injury and disease were successful enough to keep humans from dying out completely. They were successful long before the time of modern medicine. Before the time of doctors with white coats and shiny(发亮的)instruments. Before the time of big hospitals with strange and wonderful equipment. Many parts of the world still do not have university-educated doctors, Nor do they have expensive hospitals. Yet injuries are treated. And diseases are often cured. How By ancient methods. By medicines that might seem mysterious, even magical(有魔力的). Traditional medicines are neither mysterious nor magical, however. Through the centuries, tribal (部族的)medicine men experimented with plants. They found many useful chemicals in the plants. And scientists believe many of these traditional medicines may provide the cure for some of today’s most serious diseases. Experts say almost 80% of the people in the world use plants for health care. These natural medicines are used not just because people have no other form of treatment. They are used because people trust them. In developed areas, few people think about the source of the medicines they buy in a store. Yet many widely used medicines are from ancient sources, especially plants. Some experts say more than 25% of modern medicines come, in one way or another, from nature. Scientists have long known that nature is really a chemical factory. All living things contain chemicals that help them survive. So scientists’ interest in traditional medicine is not new. But it has become an urgent concern. This is because the earth’s supply of natural medicines may be dropping rapidly. The passage indicates that ancient treatments for injury and disease were ______.
选择结算方式时应考虑哪些因素
简述银行保函与信用证的区别。
近年来，吉林省工业企业实现利润总量不断扩大，盈利能力显著增强，工业利润实现平稳增长。2010年，吉林规模以上工业企业6181家，比2005年增加3407家；累计实现资产10196.15亿兀，比2005年增加5689.27亿元；实现主营业务收入12647.34亿元，比2005年增加9012.7亿元；实现利润总额843.21亿元，比2005年增加702.21亿元。2010年企业户均实现利润1364.20万元，比2005年增加855.91亿元。从2005年到2010年间工业企业利润总额持续上升，年均增长43.0%，增幅较高、增长稳定性也较强。 表1 2005—2010年吉林省工业企业主要经济指标 指 标 单位 2005年 2008年 2010年 企业单位数 个 2774 5257 6181 工业总产值 亿元 3791.96 8406.85 13098.35 资产总计 亿元 4506.88 7525.18 10196.15 主营业务收入 亿元 3634.64 8119.17 12647.34 利润总额 亿元 141.00 396.23 843.21 平均从业人数 万人 101.83 126.99 139.81 户均利润 万元 508.29 753.72 1364.20 表2 2010年规模以上工业企业主要经济效益指标(单位：户、亿元、%) 地 区 企业户数 利润总额 资产总计 主营业务收入 户均利润(万元) 资产利润率 吉林 6181 843.21 10196.15 12647.34 1364.20 8.3 辽 宁 23872 1506.34 28637.49 36821.79 631.01 5.7 差距 -17691 -663.13 -18441.34 -24174.45 733.19 2.6 黑龙江 4895 1071.6 10423.9 10185.6 2189.17 11.2 差距 1286 -228.39 -227.75 2461.74 -824.97 -2.9 2010年东北三省规模以上企业总体户均利润为( )万元。
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