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- The population trend indexes for its lst,2nd and 3rd generation were 8. 结果显示，柑桔粉虱第一、二、三世代的种群趋势指数分别为8。
- Comparison of the population trend index, we concluded that sweet potato was the most suitable hosts for Bemisia tabaci, chinese kale the second, cotton the least. 比较种群趋势指数,甘薯为最适寄主,芥蓝次之,棉花最差。
- The population trend index reflects the suitability of the plant, and so sweetpotato was the best, Chinese kale and tobacoo were the better, and tobacco and cotton were the least suitable. 以种群趋势指数作为衡量寄主植物对B型烟粉虱的适宜度指标，甘薯为最适寄主植物，芥蓝和番茄次之，烟草和棉花较差。
- The effect of cold storage on the population quality of Trichogrammatoidea bactrae was evaluated from the aspects of their emergence rates, fecundity, wasp longevity and index of population trend. 从冷藏赤眼蜂的羽化率、雌蜂寄生卵量、雌蜂的寿命以及实验种群趋势指数四方面,用生命表技术系统地评价了低温冷藏对卷蛾分索赤眼蜂繁群品质的影响。
- One demographer has said the300 millionth person would likely be a Latino boy given current U. S. population trends. 美国一位人口统计学家曾说，从目前美国的人口走势来看，这第三亿个人可能会是一个拉丁裔男婴。
- One demographer* has said the 300 millionth person would most likely be a Latino boy given current U.S. population trends. 美国一位人口统计学家曾说，从目前美国的人口走势来看，这第三亿个人可能会是一个拉丁裔男婴。
- One demographer has said the 300 millionth person would likely be a Latino boy given current U.S. population trends. 美国一位人口统计学家曾说，从目前美国的人口走势来看，这第三亿个人可能会是一个拉丁裔男婴。
- At a time when Malthusian alarms are ringing because of environmental pressures, falling fertility may even provide a measure of reassurance about global population trends. 在当前因环境压力因素，马尔萨斯人口论向人们敲响警钟时，生育率的降低也不失为人们对全球人口走向担忧的一剂安抚剂。
- A Neural-Network Based Forecast for Aging Population Trend in China 基于神经网络的我国人口老龄化趋势预测
- In - creasing index of the population index of population trend 种群增长趋势指数
- Do you think it's a general trend? 你认为这是总的趋势吗？
- The runaway inflation would seem to put the brakes on such a trend. 失控的通货膨胀似乎阻止这一趋势的发展。
- This city has a population of more than 1,000,000. 这个城市人口超过一百万。
- The mountains have a western trend. 群山向西延伸。
- These configurations of population growth have already generated a number of differing population trends of farreaching consequences which will be accentuated further during the next two decades. 人口增长这一格局已导致了一系列各不相同但却影响深远的人口发展趋势，这些趋势在今后20年中还将进一步加强。
- The chart shows an up trend of meat prices. 图表显示肉价呈上升趋势。
- The trend of prices is still upwards. 物价仍有上涨趋势。
- A desert has no settled population. 沙漠没有固定的居民。
- The current trend is towards informal clothing. 目前的趋势是穿着比较随便。
- There was a steady increase in population. 人口在不断增长中。
