Describe the changing trend of water qualities in the river in the recent 50 years using statistics.
用统计分析的方法描绘河水水质近50年的变化趋势。
The progresses of cotton disease research in the recent 50 years which mainly focused on cotton Fusarium wilt and cotton Verticillium wilt were reviewed.
以棉花枯、黄萎病为主，就我国近50年来，在棉花病害研究方面取得的进展做了较详细的总结。
Foreign financial aid, largely from the United Kingdom and Japan, equal to 25%-50% of GDP in recent years.
国外财政援助，大部分来自英国和日本，相当于近年来25% - 50%的GDP。
In recent years, however, there has been alarm over possible shortages of honeybees and scary stories of beekeepers finding that 30-50% of their charges have vanished over the winter.
然而近几年，却会时常响起蜜蜂数量不足的警报，还有养蜂人在冬季损失30- 50%的骇人传闻。
Rapid expansion in recent years has helped the technology and outsourcing sector's earnings to grow to $50 billion annually.
最近几年，技术和外包业务的迅速扩大使得印度相关企业的年收入增长到500亿美元。
Method: I collected 50 cases of hospital in recent years by ct and MRI confirmed the lacunar infarction in patients with clinical data reviewed.
方法：收集我院近几年来50例经ct及MRI证实有腔隙性脑梗塞的患者临床资料进行回顾性分析。
The results indicate that in recent 50 years, the annual mean soil temperature experienced a cooling period, a relative cold period and a warming period.
结果表明，近50年，全国年平均地温的年代际变化特征大致可分为下降阶段，相对气候冷期及上升阶段。
Based on the fog and haze data from 11 meteorological stations in Shanghai, the temporal and spatial climatic characteristics and change laws of fog and haze days in recent 50 years were analyzed.
利用上海11个气象站点近50年的雾日和霾日统计资料，从时间和空间两方面分析了上海雾、霾日数的气候特征和变化规律。
In the present paper, recent 50 years' great progresses in clinical treatment and experimental studies of diabetes with acupuncture and moxibustion were reviewed.
将我国近50年来针灸对糖尿病的临床治疗和实验研究的重大进展进行了综述。
Methods 50 cases in recent years to recover the closed double side of a fractured vertebra sticking out of joint implementation of the patients before surgery.
方法对近几年50例难闭合复位的颈椎双侧关节突骨折脱位患者实施联合前后路手术。
The most significant decline in recent years has been coal: U. S. coal consumption fell 13% in 2015, the highest annual percentage decrease of any fossil fuel in the past 50 years.
下滑幅度最大的能源为煤炭，在2015年美国煤炭消费份额下降13%，是过去50年一年之内下滑幅度最大的化石燃料。
It is proved by the study for recent 50 years that the records in concerned literature saying Zhengzhou Shang city is situated within Au Du region in Shang dynasty are believable.
近50年的研究成果证明，郑州商城处于阝敖都地望之内的文献记载是可信的。
In fact, a recent study from IBM asserts that, "the next 5 years will hold more change for the advertising industry than the previous 50 did".
事实上，IBM最近一份研究指出“广告产业在未来五年的改变，将超越过去五十年的改变”。
In recent years, the insurance company has been occupying about 30 to 50 seats in the FORTUNE 500 all the time, indicating its powerful industry status.
近年来，在全球500强企业中保险公司一直占据30—50席左右，显示了其强大的行业地位。
Equity incentive is a reward system, which is emerged in the West in recent 50 years and used to inspirit enterprise management.
股权激励是近50年来在西方兴起的一种用以激励企业管理者的报酬制度。
The desert environment change in the source areas of dust storms occurring in Xinjiang is discussed based on the climate change and the impacts of human activities in Xinjiang in recent 50 years.
根据新疆地区5 0年来的气候变化以及人类活动的影响，阐述了新疆沙尘暴源区气候与荒漠环境变化。
Grain yield per unit area increased continually during the past near 50 years in HuangHuai -hai plain, and its increasing speed in recent years still kept higher than the average of all the country.
建国以来黄淮海平原粮食单产持续增长，近年来仍然高于全国同期单产增速。
In recent 50 years in Northwest China, the total rainfall is mainly contributed by the stronger rain, which contributes 75% rainfall in 5% rainfall days;
结果表明：近五十年来， 中国西北地区降水以强降水为主，较强以上强度降水占总降水日数的5%， 但其降水量占总降水量75%；
In recent 50 years in Northwest China, the total rainfall is mainly contributed by the stronger rain, which contributes 75% rainfall in 5% rainfall days;
结果表明：近五十年来， 中国西北地区降水以强降水为主，较强以上强度降水占总降水日数的5%， 但其降水量占总降水量75%；
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