main index是什么意思

网络释义

用法例句

Available Fe, Mn, Physical sand, fine silt, clay, field capacity, urease and hydrogen peroxidase as main indexes were selected.

根据对５ 省２０ 个水稻土样的测定结果，运用主成分分析的方法，对影响水稻土肥力水平的主要指标进行了筛选，确定出有效铁、有效锰、物理性砂粒、粘粒、细粉粒、田间持水量、脲酶和过氧化氢酶８ 项指标为影响水稻土肥力水平的主要指标。

Points out the main indexes which should be mastered.

阐述了水稻超高产育种现阶段的概况,并对存在的若干问题进行了分析,提出了水稻超高产育种实践中应掌握的主要指标。

Based on the two years investigation and analysis, the authors carried out the opinion that the rhizine diameter of mulberry sapling could be used as the main index to judge the sapling quality.

通过为期２年的调查与分析，提出了以桑苗根基直径作为衡量桑苗质量的主要指标。

Indexes Determination and Main Indexes Inspection for ChinesePopulation Modernization;

中国人口现代化的指标确定与主要指标考察

The noise immunity is a main standard of the communication system.

抗噪性能是通信系统的主要指标之一。

key indicators for monitoring child health and

监测儿童健康和存活的主要指标

Major Indicators of Trade Markets with Sales over 100 million yuan

亿元以上商品交易市场主要指标

Main Indicators of industrial enterprises

工业企业主要经济指标

1 Guidelines and primary objectives

一、指导思想和主要目标

QOL indicators divided into objective indicators and subjective indicators.

生活质量主要体现为客观指标和主观指标。

The key pollution indicators are ammonia nitrogen and BOD.

主要污染指标是氨氮和生化需氧量。

Main Indicators of industrial enterprises by region

分地区工业企业主要经济指标

Economic efficiency indicators of industrial enterprises I (Cont'd)

工业企业主要行业经济效益指标I(续)

Economic efficiency indicators of industrial enterprises I

工业企业主要行业经济效益指标 II

Communicate key performance indicators to board on a regular basis.

定期向董事会报告主要业绩指标。

The water-supply cost is the main accounting target of the water-supply project.

供水成本是供水工程的主要核算指标。

Leading economic indicators that portend a recession.

预告萧条的主要经济指标

The primary efficacy variable was the decline in number of days with headache.

最主要的疗效指标为头痛天数的下降。

The main thing we should do now is not to set targets but to take measures.

现在主要不是抓指标，而是抓措施。

Timing indicators are also subjective and require interpretation.

时间指标，也是主观的，并要求解释。

MAIN OUTCOME MEASURES:①Benton visual retain ability;

主要观察指标:①本顿视觉保持测验成绩。