基本释义:

主平方区

网络释义

1)quadrat major,主平方区

2)principal square root,主平方根

3)quadrat,平方区

4)grand square function,主平方函数

5)Pingfang wang area,平方王地区

6)Main grain production region in north China,北方粮食主产区

用法和例句

Soil Nutrient Distribution Character of the Main Grain Production Region in North China;

我国北方粮食主产区土壤养分分布特征研究

The Measures and Suggestions on Grain Logistics System of Some Major Grain Producing Areas in China

我国粮食主产区粮食物流体系的对策——以东北粮食主产区为例

Research on Grain Production Capacity in the Main Grain Production Area in Middle & East Regions of China;

中东部粮食主产区粮食生产能力研究

Food security:the impact of land conversion from farmland to forest or grassland on grain production in Northwest China;

粮食安全:西北地区退耕对粮食生产的可能影响

The Context and Diagnosis on 'Bie Liang' Phenomenon in Main Food Production Areas

粮食主产区“憋粮”现象的背景与诊断

Grain Production Input-decision Behavior of Farmer Households in Grain-producing Areas in China;

粮食主产区农户粮食生产投入决策行为分析

Effect Factors on Grain Product in Main Grain Product Areas of China;

我国粮食主产区粮食生产影响因素研究

State and Trend of Grain Product of Main Grain Productive Area and Developing Countermeasures in China;

我国粮食主产区粮食生产态势与发展对策研究

Building of the Major Grain-producing Areas based on the Food Safeguard in China;

基于粮食安全保障的我国粮食主产区建设

SUPPORTING THE DEVELOPMENT OF GRAIN PROCESSING INDUSTRY IN MAJOR GRAIN PRODUCTION AREAS,INCREASING FARMERS REVENUES AND PROTECTINGTHE SAFETY OF THE STATE GRAIN;

支持粮食主产区粮食加工业发展 促进农民增收维护国家粮食安全

Practical Demonstration of the Construction of Eco-agriculture Base in Northeast China;

对东北粮食主产区建设为生态农业基地的现实论证

Crop yield and water supply in North China;

华北地区粮食生产与水供应情势分析

COLLECTIVE THOUGHTS ABOUT CONSTRUCTION OF A CORE REGION FOR GRAIN PRODUCTION IN HEBEI PROVINCE

河北粮食生产核心区建设的总体思路

Regional Characteristics of Grain Productivity and Chemical Fertilizer Use Efficiency in Main Grain Production Regions of China;

我国粮食主产区粮食生产力与化肥利用效率的区域特征

More assistance should be given to major grain producing areas.

加大对粮食主产区的扶持。

Research on Agricultural New Deal and Peasants' Income Growth in the Main Grain Production Area;

农业新政与粮食主产区农民增收研究

Study on Peasantry Diversification of the Main Grain Producing Area of Jilin Province;

吉林省粮食主产区农民分化问题研究

Evaluation for the Policy of Affecting Framer s Income in Grain Principal Areas;

影响粮食主产区农民增收的政策评价