单词：soil defence
单词：soil defence 相关文章
By Gary Garriott Broadcast: July 29, 2003 This is Bill White with the VOA Special English Agriculture Report. Soil conservation efforts protect soil from wind and water that can blow or wash it away.
VOA2003（下）-农业与经济
Mars Rover to Begin Taking Soil Samples This Week Jessica Berman NASA engineers say the Mars rover will begin taking its first soil samples as soon as it departs the landing platform . Engineers say t
VOA2004（上）--各类新闻
As Africas only aerospace and defence expo that combines both a trade exhibition and an air show, the five-day 2018 Africa Aerospace and Defence (AAD) has started Wednesday in the city of Tshwane, South Africa. Organised by Chinas State Administratio
2018CRI中国国际广播电台
LONDON, Feb. 7 (Xinhua) -- China's top player Ding Junhui believes Mark Selby is the man to beat as he looks ahead to the defence of his Welsh Open title next week. Ding got the better of Selby in last year's final at the Newport Center, winning 9-6
英语新闻
A US missile defence site in Romania has become operational. This has angered Russia, which opposes advanced military systems in its former area of influence. The missile defence is said to protect Europe from ballistic missile threats. NATO says the
cctv9英语新闻2016年
Zimbabwean President Emmerson Mnangagwa is pledging more efforts to improve the competencies of the country's army. At an event to celebrate Zimbabwe's 38th Defence Forces Day, President Mnangagwa acknowledged the critical role of the country's Defen
2018CRI中国国际广播电台