1.
Effects of Land Use Structure on Nitrogen Export at Watershed Level
小流域土地利用结构对氮素输出的影响
2.
Effects and Mechanism on Nitrogen Output in Farmland with Nitrogen Fertilization;
氮肥施用对农田氮素径流输出的影响及其机理
3.
Study on Input and Output of Potassium in Sloping Land of Guizhou Mountain
贵州山区坡耕地钾素输入与输出研究
4.
Investigation on threshold temperature of CW molecular nitrogen lasers
连续输出氮分子激光器阈值温度的研究
5.
Seasonal Variation and Output of C、N、P in Jialing River
嘉陵江水体中碳、氮、磷季节变化及其输出
6.
Determination and significance of serum NO/BUN ratio in patients with epidemic hemorrhagic fever
流行性出血热患者血清一氧化氮/尿素氮比值的测定及其临床意义
7.
In this paper, the transport characteristics of the nitrogenous com-pounds in the xylem sap of soybean plant were studied.
本文研究了大豆植株木质部汁液中氮素运输特征。
8.
Nitrogen Attenuation Efficiency at Difference Types Stream Riparian Buffer Zones;
不同类型河岸带对溪流氮素输入的截留转化效率研究
9.
The Research on the Nitrogen Pollution Status and Transmission Flux in Lanzhou Section of the Yellow River;
黄河兰州段水体氮素（N）污染水平及其传输通量的研究
10.
PRELIMINARY DISCUSSION OF LOSS OF FARMLAND NITROGEN AND PHOSPHORUS OF HE TAO IRRIGATION AREA AND ESTIMATION OF DISCHARGE INTO WU LIANGSU HAI LAKE
浅谈河套灌区农田氮磷流失量及对乌梁素海输入量的估算
11.
Research of Nitrogen Transportation and Transformation of Ditch Sediments in Drying and Wetting Period
沟渠沉积物的氮素迁移转化在干涸期和输水期的试验研究
12.
Nitrogen Loss Characteristics in Different Use Slope Field in Songhua Dam Reservoir of Kunming
昆明市松华坝水源区不同利用类型坡地氮素输移规律研究
13.
Psychological Factors Influenced Un-balance Between Language Input and Output
影响语言输入与输出不平衡的心理因素
14.
All the wheat was dressed with the azotobacterin it produced.
所有的麦种都用它出的固氮素液浸泡过。
15.
Explore the Relationship between the Cerebral Edema after Intracerebral Hemorrhage and Endothcline、Nitriloxide;
脑出血后脑水肿与内皮素、一氧化氮关系的探讨
16.
And we also give some advice on controlling and reducing the total quantity of TN, which was input into the groundwater.
并针对控制及减少输入到地下水中总氮的总量提出了建议。
17.
Nitrogen and Phosphorus Loss Characterstics in Runoff from Slopes with Different Land Uses in Songhua Dam Reservoir of Kunming
昆明市水源区不同利用类型坡地径流氮和磷的输出特征
18.
Analysis of Output-pressure-affecting Factors of Pressure Reducing Valve
溢流型减压阀输出压力影响因素分析