1) cultivation age limit
培育年限
2) nurturing age
培育年龄
1.
In order to explore artificial cultivation pattern,root and root bark yield of Aralia elata at different nurturing ages distributed on different field locations were investigated.
为了探索龙芽楤木食药兼用林的人工栽培模式,对不同培育年龄和林地位置的龙芽楤木的根产量和根皮产量进行了调查。
3) period of closing
封育年限
1.
In this paper,some problems related to planning and designing of closing off hillsides for tree growing,such as space arrangement,period of closing,measures of silviculture,are discussed,and some viewpoints are presented.
封山育林是培育森林资源的一条十分重要的途径 ,文中就封山育林的范围、封山育林规划设计中的空间配置、封育年限、育林措施等几个问题进行了探讨 ,提出了自己的观点。
4) years of education
教育年限
1.
This paper takes the average years of education as an index to denote the state of human capital,and uses three statistical indexes of measuring the distribution of human capital to calculate the parameters of the spatial distribution of human capital in China.
教育是人力资本形成的重要途径,在研究我国人力资本空间分布差异时,用平均受教育年限这一指标来表示人力资本的状况,运用三种衡量人力资本空间分布差异的统计指数估算我国人力资本空间分布的差异状况。
5) service life of breeding
育种年限
1.
In order to shorten the service life of breeding, accelerate breeding paces, improve breeding efficiency, this paper explicates it mainly from the following aspects .
为了缩短育种年限,加快育种步伐,提高育种效率,主要从原始材料的采集,选繁结合,株行试验园、品比试验园和采穗母本园同步建立等几方面进行阐述,探求提高茶树育种效率的新途径。
6) years of schooling
受教育年限
1.
The conclusion shows that the average years of schooling of household laborers significantly increase the farmers average income per capita;the households with technically trained labour have significantly higher average income per capita than the rural households without technically trained labour;the increase in the amount of technically trained la.
结论表明,家庭劳动力平均受教育年限显著增加农民人均纯收入;有劳动力接受过相关技术培训的家庭,人均纯收入显著高于没有劳动力接受过技术培训的家庭;家庭接受过技术培训的劳动力数量增加可以显著提高农民人均纯收入水平。
补充资料：年限
1.规定的或作为一般标准的年数。
说明：补充资料仅用于学习参考，请勿用于其它任何用途。
参考词条