地中的
- 与 地中的 相关的网络例句 [注:此内容来源于网络,仅供参考]
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This paper reviewed the research on dynamic and balance of soil nutrient pool under long-term fertilization conditions,mainly about some active aspects which included dynamic variations of total nitrogen,available N,total phosphorus,available P,total potassium,available K,and organic carbon in soil; dynamic variations of ammonium N,amino acid N,amino sugar N,unknown N,non hydrolyzable N and microbiomass N in soil nutrient pool; changes of Ca2-P,Ca8-P,Al-P,Fe-P,O-P,labile organic P,moderately labile organic P,moderately stable P,highly stable P and microbiomass P in soil; changes of loosely,stably and tightly combined humus,humic and fulvic acids in soil carbon pool; effects of long-term fertilization on organic-mineral complex status in soil; nutrients cycling and balance of agricultural soil nutrients pool.
扼要地概述了国内外近年来关于长期施肥条件下土壤养分库的动态与平衡方面的研究成果。主要介绍并讨论了土壤氮、磷、钾养分全量及有效量的动态变化,土壤有机碳含量的动态变化;铵态氮、氨基酸态氮、氨基糖态氮、酸解未知态氮、非水解残渣氮及微生物体氮在土壤氮库中的动态变化;Ca2 P、Ca8 P、Al P、Fe P、闭蓄态磷,活性有机磷、中度活性有机磷、中稳性有机磷、高稳性有机磷及微生物体磷在土壤磷库中的动态变化;土壤碳库中松结态腐殖质、稳结态腐殖质、紧结态腐殖质以及富里酸和胡敏酸的动态变化;长期施肥对土壤有机无机复合状况的影响;农田土壤养分库的养分循环与养分平衡。
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Just produced the thought to investigate air hydrone, the enjoying strength already in this way responds and has pulled the air hydrone one by one, then absorbs into body.
刚刚产生探查空气中水分子的念头,喜力已经如斯响应,将空气中的水分子一个个地拉了过来,然后吸收进身体之内。
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Hystrix canopy declined slightly at the midday, suggesting the occurrence of reversible photoinhibition. Owing to the lower maximum net photosynthetic rate in sun leaves and the ability to effectively and consistently utilize the scattered light and/or transmitted light, C. hystrix saplings could survive low light intensity, grow well at the edge of the forest and in the understorey, and eventually become one of the dominant species in upper layer of the community.
刺栲冠层阳生叶的最大光合能力比较低,整个冠层叶能高效而稳定地利用散射和透射光,这些特征使得常绿的刺栲幼树能在林边或林下良好生长,较好地适应不同的光环境并成功渡过幼苗期,最终成为群落中的上层优势种。
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Therefore, if plants adopt Arbiso and Ammonia base sufite cooking, they must pay attention to blow liquir ratio that enter midcourse wastewater. A mass of blow liquir inflood aerobe's wastewater treatment system will reduce aerobe treatment efficiency.
因此在采用这两种制浆方式的造纸厂中,要特别注意制浆废液混入中段废水中的比例,若不注意控制导致制浆废液大量混入进入好氧生物处理系统,则会极大地其降低处理效果。
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With the classic iodometric method,this paper can work out the total effective chlorine, the sum of the chlorine and chlorine dioxide in the system.
按通常的碘量法可测定体系的总有效氯(ClO2 +Cl2 );向体系中加入一定量的掩蔽剂二甲亚砜后可有效地掩敝体系中的Cl2 ,进而可测定体系中的ClO2 。
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By adding a few drops of dimethyl sulfoxide to mask the chlorine effectively,the concentration of chlorine dioxide was determined by general iodometric method.
按通常的碘量法可测定体系的总有效氯(ClO2+Cl2);向体系中加入一定量的掩蔽剂二甲亚砜后可有效地掩敝体系中的Cl2,进而可测定体系中的ClO2。
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On the bases of a solid solution hardening model, and considering the solubility of isoelectronic impurities in InP crystals and the elastic misfit arised from the differences of the tetrahedral radii between added impurities and host atoms, the pinning forces as large as 〓 have been obtained for isoelectronic impurities in InP.
以InP单晶中的等电子杂质为例,根据固溶强化模型,考虑了等电子杂质在InP单晶中的溶解度以及掺入杂质与基质原子之间共价半径之差引起的弹性失配,计算了这些杂质在InP中对位错的钉扎力可达10〓~10〓达因/厘米〓,从而很好地解释了等电子杂质降低位错密度的作用。
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The nutrition composition content in the seed of pines and Juglansmandshurica were higher than other plant leaf and buds,and Seed of Juglans mandshuricain content of protein and crude fat were higher than confivorous seed and tender branch,leaf,bud of other plant obviously.
松籽和胡桃楸种子中的营养成分含量较植物叶芽高,并且胡桃楸种子中粗蛋白和粗脂肪含量明显地高于松籽和其它植物的叶芽和嫩枝条。
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More importantly, with this empirical investigation we manifest how constantly human beings think and speak metonymically.
藉由探究转喻在中文真实口语语料中的呈现,我们证实了转喻系统的确不断地在语言和思想中运作,换言之,转喻是我们思考和说话所仰赖的重要机制。
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In this doctoral dissertation, the modes of occurrence of about 30 elements and their combination with macerals and minerals in the coals from 10 typical coalfields in China are systematically researched by sink-float tests and petrological methods based on the investigation to the concentration distribution of trace elements in Chinese coals.
本文从分析中国煤中微量元素含量分布的基本特征出发,选择了中国10个有代表性的煤样,通过浮沉试验和煤岩分析等手段,系统地研究了中国煤中30余种微量元素的赋存状态,主要是这些元素在各种煤岩组分中的分布特征。
- 推荐网络例句
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However, as the name(read-only memory)implies, CD disks cannot be written onorchanged in any way.
然而,正如其名字所指出的那样,CD盘不能写,也不能用任何方式改变其内容。
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Galvanizes steel pallet is mainly export which suits standard packing of European Union, the North America. galvanizes steel pallet is suitable to heavy rack. Pallet surface can design plate type, corrugated and the gap form, satisfies the different requirements.
镀锌钢托盘多用于出口,替代木托盘,免薰蒸,符合欧盟、北美各国对出口货物包装材料的法令要求;喷涂钢托盘适用于重载上货架之用,托盘表面根据需要制作成平板状、波纹状及间隔形式,满足不同的使用要求。
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A single payment file can be uploaded from an ERP system to effect all pan-China RMB payments and overseas payments in all currencies.
付款指令文件可从您的 ERP 系统上传到我们的电子银行系统来只是国内及对海外各种币种付款。