第二,空气电极的阴极依然是气固液三相催化,依然存在水管理(water management)难的缺点。 钒氧还电池(vanadium redox battery)是一种以V5+/V4+为阴极物质,以V3+/V2+为阳极物质的氧化还原电池。
基于1157个网页-相关网页
模版-吾爱文库网 关键词:水稻;栽培;水分管理;灌溉方式 [gap=1759]Key words: Rice; Cultivation; Water management; Irrigation method
基于104个网页-相关网页
MBA Water Management 水资源管理
International Water Management Institute 国际水资源管理研究所 ; 管理研究所 ; 管理协会
Land and Water Management 陆地与水管理 ; 土地与水资源管理
water management in rice field 稻田水管理 ; 稻田水治理
Charter on Ground Water Management 地下水管理章程
a Total Water Management policy 水资源管理政策
Agricultural Water Management 农业水管理
Halma Water Management 豪迈水管理公司 ; 英国豪迈水管理公司
urban water management 城市水管理 ; 城市用水管理
At present, the water management in China has been transformed from purely "demand oriented supply" to the adjustment of water demand, which will lead to a corresponding access to water demand management phase.
目前,中国的水管理已经从单纯的“以需定供”向水需求调节的方向转变,即也会相应进入水需求管理阶段。
参考来源 - 水需求合理调节研究LI Yi-Zhi water practice embodies the rich history of water management thinking.
李仪祉治水实践历程体现着丰富的水利管理思想。
参考来源 - 李仪祉水土综合治理思想研究A successful collective water management enables farmers to obtain sufficient irrigation water at the proper time during rice growth.
成功的集体水管理有助于水稻在生产需水的关键环节及时的获得充足的灌溉用水。
参考来源 - 农户灌溉行为对水稻生产技术效率的影响研究Hence, the CWSI could be used in cotton field water management.
因此,可利用作物缺水指标对膜下滴灌棉花进行高效的水分管理。
参考来源 - 期刊学术社区The work of water management in fired power plants is analyzed on this thesis. A related analysis system is established through water balance.
本论文针对目前的火电厂水务管理工作进行分析,通过相关的水平衡监测建立了一套电厂水务管理分析体制。
参考来源 - 火电厂水务管理·2,447,543篇论文数据,部分数据来源于NoteExpress
I went to Manchester University and got an engineering degree, with water management as my specialization.
我去了曼彻斯特大学,获得了工程学位,水管理是我的专业。
Recent studies of ancient Maya water management have found that the urban architecture of some cities was used to divert rainfall runoff into gravity-fed systems of interconnected reservoirs.
最近对古玛雅水资源管理的研究发现,一些城市的城市建筑被用来分流降雨径流到相互连接的水库的重力补给系统中。
Such interventions will focus in particular on improving water management in rainfed agriculture.
这些干预措施将特别着重于改善雨浇农业的水管理。
Officials from the International Water Management Institute and the International Food Policy Research Institute are also taking part in the effort.
VOA: special.2010.02.08
Agricultural experts have launched a land and water management project in the Middle East.
VOA: special.2010.02.08
John Masiunas says water management is extremely important.
VOA: special.2009.03.10
应用推荐