Effects of sintering, average particle size and effective total rare earth content on the alignment degree of sintered magnets were analyzed.
选择不同设计成分与不同平均粒度的合金粉末,应用粉末冶金工艺制备烧结Nd-Fe-B永磁材料样品,分析了烧结过程、粉末粒度以及有效稀土含量对材料取向度的影响。
Studies on Available Sulfur Content in Soil and its Distribution Characteristics in Ledong Li Autonomous Country of Hainan Province
海南省乐东黎族自治县土壤有效硫含量及分布特征研究
The content of soil available Sulphur was decreased after harvesting cole and radish.
另外种植油菜和四季萝卜的土壤，有效硫的含量较种植前略下降；
Analysis on the contents of effective sulfur and boron in plough layer soil in major parts of Henan province
河南省主要土类耕层有效硫和有效硼含量分析
CONTENT AND DISTRIBUTION OF AVAILABLE TRACE ELEMENTS IN THE SOILS OF CHONGQING
重庆土壤有效态微量元素的含量与分布
Effective Ways of Increasing Soil Organic Matler Content in Windy Desert Area of Western Liaoning Province
辽西风沙地区提升土壤有机质含量的有效途径
A Study on Available Water Capacity of Main Soil Types in China Based on Geographic Information System;
基于GIS的我国主要土壤类型土壤有效含水量研究
water content of soil
土壤含水量（土壤含水率）
Alfalfa will fail to grow well on soils which lack sufficient amounts of available caleium.
苜蓿在有效钙含量不足的土壤上生长不良。
Determination of the Availability of Plumbum in Agricultural Soil of Baoding District
保定地区农业土壤中有效铅含量的测定
Inorganic Nitrogen and Available Phosphorus Concentrations in the Soils of Five Forests at Dinghushan,China
鼎湖山5种森林土壤的无机氮和有效磷含量
Relationship between the available zinc content in soil and the zinc content of flue-cured tobacco in Enshi tobacco-growing areas
恩施烟区土壤有效锌与烤烟锌含量的关系
Effect of water stress on content of active constituents in Erigeron breviscaps
土壤水分胁迫对短葶飞蓬有效成分含量的影响
Evolution Trend of Soil Available N, P and K Contents in Xinmin District
新民市农田土壤有效氮、磷、钾含量变化分析
A Study on Relationship between Active Ingredient Content of Salvia Miltiorrhiza Bunge and Soil Factor
丹参有效成分含量与土壤因子的关系研究
Effects of Organic Materials Application on Available Nutrient Contents in Tobacco Growing Soils
有机物料对植烟土壤速效养分含量的影响
The results indicated that sugar content of the orange has a positive curvilinear correlation with the effective phosphate and potassium applied.
经研究表明，柑桔含糖量和土壤有效磷、含量呈曲线正相关。
On Soil and Water Conservation Benefits of Coastal Shelterbelt Based on RS
基于土壤有机质含量流失的沿海防护林水土保持效益研究
The Study on the Content of Available B and Fertilizer Efficiency of B Fertilizer of Cold Paddy Soil in the Eastern Mountain Regions of Jinlin
吉林省东部山区冷浆稻田土壤有效硼含量及硼肥肥效初探