delta

The delta region of the Rio Grande river was a forsaken land of thickets and swamps .

里奥格兰德河三角洲曾是一片遍布荆棘和沼泽的荒废之地。

The Nile divides at its mouth and forms a delta .

尼罗河在河口分岔，形成了一个三角洲。

A Delta II rocket was launched from Cape Canaveral early this morning .

今天一早，一枚“德尔塔”Ⅱ型火箭在卡纳维拉尔角发射升空。

The Yangtze River delta , richly endowed by nature , is a land of plenty .

长江三角洲是得天独厚的鱼米之乡。

Fluviatile sands deposited by delta distributaries are quartzose .

三角洲分流中沉积的河流砂是石英质的。

For now , the giant apple snail 's foothold in Europe is limited to the Ebro Delta .

到目前为止，巨头苹果蜗牛在欧洲仅存在于埃布罗河三角洲。

Located on the Mediterranean just two hours south of Barcelona , the Ebro Delta produces 120 million kilograms of rice a year , making it one of the continent 's most important rice-growing areas .

埃布罗河三角洲坐落于地中海地区，距离巴塞罗那仅两个小时的车程，这里一年的稻米产量是1。2亿公斤，是欧洲大陆最重要的稻米产区之一。

Originally from South America , the snails were accidentally introduced into the Ebro Delta by Global Aquatic Technologies , a company that raised the snails for fresh-water aquariums , but failed to prevent their escape .

这些蜗牛原产自南美洲，由全球水产技术公司意外地带入了埃布罗河三角洲，该公司曾为淡水水族馆饲养这些蜗牛，却不慎让它们逃脱了。

In 2018 , farmers will plant the varieties with the most promise in the Ebro Delta and Europe 's other two main rice-growing regions — along the Po in Italy , and France 's Rh ô ne .

2018年，农民将在埃布罗河三角洲和欧洲其他两处主要的稻米产区——意大利的波河沿岸和法国的罗纳河种植最有希望的品种。

The Ebro Delta , in Spain , famous as a battleground during the Spanish Civil War , is now the setting for a different contest , one that is pitting rice farmers against two enemies : the rice-eating giant apple snail , and rising sea levels .

西班牙的埃布罗河三角洲因曾为西班牙内战期间的战场而出名，现在又成为另一场战争的所在地，那就是稻农们正面临两大敌人的挑战:以水稻为食的巨头苹果蜗牛，以及持续上升的海平面。

With golden light streaming across the grassy delta and the animals coming out to eat and drink .

金色的光线穿过长满青草的三角洲,动物们出来进食、饮水。

Several safari camps operate as the base for this adventure , providing unique rides twice a day to explore deep into the delta ．

这次冒险以几个狩猎营地作为基地,每天提供两次探索三角洲深处的独特旅程。

There are many places to go on safari in Africa , but riding a horse through the flooded waters of Botswana 's Okavango Delta must rank as one of the world 's most exciting wildlife journeys .

在非洲有许多地方可以进行游猎，但骑马穿越位于博茨瓦纳的奥卡万戈三角洲的洪泛地区一定是世界上最令人兴奋的野生动物之旅之一。

He has been to the delta of the Nile .

他曾去过尼罗河三角洲。

The World Health Organization designated Delta as a variant of interest in April and a variant of concern on 11 May .

世界卫生组织在四月份将德尔塔毒株定性为“待观察变种”，5月11日又将该毒株定性为“须关切变种”。

While concern is mounting in countries with well-developed health systems and vaccine programmes , most worrying is the potential impact of the Delta variant in poorer countries .

尽管卫生系统和免疫规划完善的国家对德尔塔毒株的担心与日俱增，但是最令人担忧的还是德尔塔毒株对贫穷国家的潜在影响。

The president , F é lix Tshisekedi , said the country was in the midst of a third wave driven in part by the Delta variant .

总统菲利克斯·齐赛克迪表示，本国正在暴发第三轮疫情，德尔塔毒株就是元凶之一。

The Zimbabwean government announced at the weekend a two-week localised lockdown for Hurungwe and Kariba districts after detecting the Delta variant .

在检测出德尔塔毒株后，津巴布韦政府上周末宣布将在乌伦圭区和卡里巴区实行为期两周的局部封锁。

Ashish Jha , the dean of the Brown University 's school of public health in the US , last week called the Delta variant " the most contagious variant we 've seen so far " .

美国布朗大学公共卫生学院院长阿施施·杰哈上周将德尔塔毒株称为“迄今为止见过的传染性最强的变种毒株”。

While health authorities around the world are collecting and sharing data on the spread of the new variant , the fear is that in countries in the developing world with less robust monitoring systems , the Delta variant may already have spread much further than has been reported .

尽管世界各地的卫生部门都在收集和分享关于这一新毒株的传播数据，但是人们担心在那些监测系统不发达的发展中国家，德尔塔毒株的传播范围可能比报告的要广得多。

Delta - Operator Theory for Feedback Control System - A Survey

反馈控制系统Delta算子理论的研究与发展

Study on Soil Quality Change in the Yangtze River Delta

长江三角洲土壤质量演变趋势分析

An analyses on the land structure in the Yellow River Delta

黄河三角洲土地结构分析

Pearl River Delta Urban Express Rail Transportation System Financing Scheme Study

珠江三角洲城际快速轨道交通系统融资方案研究

Application of DELTA Products in High Speed Drawing Frame

台达机电产品在高速并条机的应用

Groundwater quality evaluation in the delta area of the Yangtze River

长江三角洲地区地下水环境质量评价

Evaluation and Analysis of City Human Settlements in Pearl River Delta

珠江三角洲城市人居环境测评与分析

Countermeasures on couple development of logistics industry in Yangtze River Delta

长三角物流产业联动发展对策

Southern Fujian delta region 's economic development maintains a growth trend

闽南三角地区经济发展保持增势

A preliminary discussion on the economic development strategy for the Yellow River Delta

黄河三角洲经济发展战略初探