1.
Study on nitrogen-rich layer fast plasma nitriding process and mechanism
富氮层快速离子渗氮工艺及机理研究
2.
Study on fast plasma nitriding technology of 40Cr steel with nitrogen-rich layer
40Cr钢富氮层快速离子渗氮技术的探索
3.
Preparation and Characterization of the PPESK/PEI Hollow Fiber Membrane for Enriching Nitrogen;
PPESK/PEI中空纤维富氮膜的制备及性能研究
4.
Numerial Simulation Study of Nitrogen-richened Air Combustion Process and Emission in Diesel Engine;
柴油机富氮燃烧过程及排放的数值模拟研究
5.
Organic carbon and total nitrogen in bed load had enrichment phenomenon.
推移质中有机碳和全氮均有富集现象。
6.
④Ample N P K, ⑤ High heavy mental;
④含有丰富的氮磷钾； ⑤重金属含量较高；
7.
Elimination Capacity of Nitrogen and Phosphorus of Bacteria in Eutrophication Water
富营养化水体细菌去除氮磷能力研究
8.
These plants need no nitrogen fertilizers and leave the soil rich in nitrogen.
这样的植物不需要施用氮肥，并且还给土壤留下了丰富的氮。
9.
Effects of Different Molybdenum and Nitrogen Application Rate and Osmotic Adjustment Substances on the Growth and the Accumulation and Utilization of Nitrate of Oilseed Rape
钼氮和渗透调节物质富集对油菜生长及硝态氮累积利用的影响
10.
The lake's environmental problems include accelerated eutrophication, or aging, caused by nitrogen and phosphorus enrichment.
太湖环境问题包括氮磷元素富集带来的富营养化。
11.
You absorb less nitrogen than you would breathing air for the same time at the same depth.
在同时同深度用富氧气体能够减少氮气吸收量。
12.
Hydrocarbon Selective Reduction of NO_x in the Presence of Excess Oxygen;
富氧条件下烃类选择还原氮氧化物过程研究
13.
Study on ERP-SBR Process for Nitrogen and Phosphorus Removal by Draining Out Anaerobic Rich Phosphate Supernatant;
排除厌氧富磷污水ERP-SBR除磷脱氮工艺研究
14.
The Nitrogen Isotope Characteristic Study of Eutrophication in Changjiang Estuary;
长江口海域富营养化的氮同位素特征研究
15.
The Synthesis and Properties of Trisazabridged [60] Fulleroid;
富勒烯多氮杂桥衍生物的制备及其性能研究
16.
Studies on the Absorption and Concentration Effect of Duckweed to Nitrogen and Phosphorus in Polluted Waterbodies;
浮萍对污染水体中氮磷吸收富集作用研究
17.
Research of Endogenesis Release of Nitrogen and Phosphorous and Eutrophication in the Daihai Lake;
岱海内源氮磷的释放特性及富营养化研究
18.
Study on the Effects of Nitrogen and Potassium on Muskmelon in the Soil of Rich Phosphorus;
富磷土壤条件下厚皮甜瓜氮、钾施肥效应研究