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- Analysis of use efficiencies of irrigation water, nitrogen fertilizer and solar energy for bed planting system in wheat 小麦垄作栽培的肥水效应及光能利用分析
- Through investigating and analyzing of the cationic double-chamber double-layer float bed in Shijiazhuang Co-generation Power Plant, the main causes of underproduction in periodic mode was found. 根据对石家庄热电厂阳双室双层浮动床调查、分析,找出周期制水量少的主要原因,并针对问题进行改进,取得了一定效果。
- A new type of ecological floating bed was developed that combined hydrophyte,aquatic animal and biofilm. 研究开发了一种由水生植物、水生动物及微生物膜构建的组合型浮床生态系统。
- Ion exchange demineralization Series: If No pressure on the top of anion exchanger current renewable Yang, Floating Bed, In addition to carbon dioxide device and Ion exchange. 离子交换除盐系列:如无顶压逆流再生阳阴离子交换器、浮动床、除二氧化碳器和混合离子交换器。
- Performs construction works relating to all plant system, instrumentation control and apparatus. 完成和整个工厂的仪表控制和仪器有关的施工工作。
- Cooperation with QSE dept, supporting cross plant system issues that impact overall compliance. 公司使命 聚焦客户关注的挑战和压力,提供有竞争力的咨询和服务,为客户利益而努力创新。
- The apple industry moves toward the intensive planting system. 苹果生产逐渐向集约化栽培体系发展。
- The flow sheet and operation in phthalic anhydride plant system after the adding partial condensator were introduced. 介绍了苯酐装置系统中增加部分冷凝器的流程,操作讨论了加部分凝冷器前后的经济效益。
- The results indicated the COD, TN and TP could be removed from the floating bed system of Acorus calamus L and the mixed floating bed system of Acorus calamus L and Yperus slternifolius, respectively. 监测结果表明菖蒲与风车草混种及菖蒲浮床系统对试验河水中有机物和N、P的去除较好。
- The reliability apportionment of marine power plant system is important content in the design of marine power. 船舶主动力装置系统可靠性分配是船舶动力可靠性工程设计中的重要内容,它常常构成有约束条件的非线性优化问题。
- The Technological Characteritics and modifying Experiment of the First-order Floating Bed Demineralization system in an Oil Refining Plant 某炼油厂一级浮床除盐系统阳床工艺特性及调整试验
- The phenomenon of thermal power plant system earthing as well as PT disconnection is introduced, and the difference between them is indicated. 介绍了热电厂系统接地和PT断线的现象,指出了两种现象的区别,为电厂运行操作人员提供了系统接地和PT断线故障情况下的判断依据。
- Hydroxynitrile lyases are the versatile group of enzymes, which play a significant defensive role in plant system against microbial attack. 摘要醇腈酶是用途较广的一类酶,在植物体内抵御微生物侵袭方面起着重要作用。
- I was going to buy some bedding plants at the supermarket but Roy did me a good turn and told me about a garden center where I could get them much cheaper. 我想去超级市场买一些适于花坛种植的花草,但罗伊告诉我在一个花木中心可以买到更便宜的花草,他的话于我非常有利。
- The water quality control of seriously polluted river was tested by Ipomoea aquatica on soilless floating beds. 研究采用浮床无土栽培种植水蕹菜以控制重污染河道水体水质。
- It was showed that the plant system modification could prolong condensator life and enhance the yield of phthalic anhydride. 结果表明,装置系统改造能提高切换冷凝器的寿命,提高苯酐收率。
- Raised bed planting (RBP) can get higher grain yield and water use efficiency than flat planting (FP). 垄作小麦冠层为波浪状,有利于提高小麦的籽粒产量和水分利用效率。
- A dish/Srirling solar power plant system comprises into 3 parts mostly, a dish solar concentrator, the Stirling engine and automatic tracking system. 点聚焦斯特林太阳能发电系统由3个重要部分组成,即碟式太阳能聚焦器、斯特林发电机和自动跟踪系统。
- Canna ( Cana generalis Bailey) plants were cultured on fish pond by floating beds without soil from 1990 to 1995 in Fuyang County, Zhejiang. 1990年起 ;采用浮床无土栽培技术在鱼塘水面种植陆生植物美人蕉 (CanageneralisBailey) .
- The irrigation use efficiency (IUE) of bed planting wheat obviously decreased except bed planting 100%. 而灌水利用率除垄作100%25有幅度不大的增加外,垄作60%25和垄作80%25有较大幅度的降低。