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Since 1976, most major economies have used a system of floating exchange rates to value their currency. This means the value of one currency is always changing in relation to others.
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从1976年开始，世界主要经济大国已经使用一种浮动汇率系统来管理汇率。这表示一种货币的价值总是相对其它货币而改变。 |
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Since 1977 he has been principal investigator of a series of studies of the link between drinking alcoholic beverages and health.
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1974年，他在《内科年报》发表一篇流行病学报告，首次指出喝酒可降低罹患冠状动脉心脏病的风险（见延伸阅读1）。 |
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Since 1978, the citrus industry has developed rapidly with the features of stable increase of planting areas, wavy increment of citrus yield, year by year's enhance of unit yield, gradual optimization of planting proportion among fruit trees and a certain
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1978年以来，湖北省柑橘产业发展迅速，面积稳步增长，产量波动增加，单产逐年提高，柑橘在水果种植中所占比例日趋合理，柑橘产后处理和加工已有一定的基础，柑橘业已成为湖北省农业生产的支柱产业。 |
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Since 1979, the mint has pioneered high-purity Maple Leaf bullion coins, selling about 20 million ounces of them around the world.
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自从1979年推出高纯度枫叶金币以来，加拿大皇家制币厂已经售出20万盎司的金币。 |
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Since 1980 when it was established, CASC has imported more than 500 commercial aircraft and wide range of ground support equipment, including communications, navigation aids, ATC systems, weather observation and forecast systems and special vehicles etc.
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自一九八零年以来，先后进口了各种民用飞机500多架，以及大量的通信、导航、空中交通管制、气象测报、特种车辆等安全保障和机场配套设施。 |
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Since 1980's, distance education international exchange in China has gotten a biggish development.
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摘要我国远程教育史上开展的国际交流活动在20世纪80年代以后，得到了一个较大的发展。 |
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Since 1980, each western main nation started the large scale sport of giving government a new life one after another, for the sake of building up the enterprise service government.
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从20世纪80年代以来，西方各主要国家相继开始了大规模的政府再造运动，以建立企业型服务政府。 |
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Since 1980s, India and China has conducted a series of negotiations on the boundary issue, which make full preparation for the final settlement of the boundary issue.
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20世纪80年代开始，中印双方就边界问题进行了一系列谈判，为边界问题的最终解决创造了条件。 |
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Since 1980s, it has expanded its businesses to the designing of highways, bridges, medium-sized irrigation projects, horticultural facilities, agricultural facilities and the spreading technique of water-saving irrigation.
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自上世纪八十年代以来，在继续原有专业的同时，业务范围增加了道路桥梁、中小型给水工程、设施园艺、设施农业的规划设计以及节水灌溉技术的推广。 |
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Since 1980s, poets' awakening of language consciousness has become the cut-in point of contemporary poetry.
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摘要从上个世纪80年代以来，当代诗人对“语言意识”的觉醒与自觉构成了当代诗歌写作的理论切入点。 |
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Since 1980s, the application research of some fuzzy mathematic methods on the earthquake prediction have been developed in accordance to the fuzzy characteristic of the information during preparing earthquake.
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摘要20世纪80年代以来，针对地震孕育期间孕震信息的模糊性，国内开展了多项模糊数学方法在地震预测中的应用研究。 |
