1) virtual water saving
虚拟水节约量
3) virtual water content
虚拟水含量
1.
The paper expatiated the virtual water content concept of livestock products and the study meaning on developing virtual water trade of livestock products in China,then summarized the calculation methods on virtual water and virtual water trade of livestock products.
阐述了畜产品虚拟水含量概念及我国开展畜产品虚拟水贸易研究的意义,归纳了畜产品虚拟水及贸易的计算方法。
2.
This paper aims to study the virtual water content of major grain crops and the virtual water flow in Northeast China in order to adjust the agricultural allocation as well as the agricultural international trade strategy,and to provide the policy basis of macro-control for maintaining China\'s food and water security.
本文主要研究我国东北地区主要粮食作物的虚拟水含量以及东北三省的虚拟水流量,一方面旨在为东北地区粮食作物的布局和贸易战略调整提供依据,另一方面也为我国粮食安全和水安全的宏观调控提供政策依据。
4) virtual water quantization
虚拟水量化
5) seasonal dummies
季节虚拟变量
1.
In practice,seasonal dummies is used in regression to remove seasonality in economical time series.
实际应用中,通常在回归模型中添加季节虚拟变量来消除季节性的影响,但是当数据生成过程是独立的季节单位根情形下会导致虚假回归现象的发生。
6) virtual constraint
虚拟约束
1.
Finally, a new approach for solving the deformation constraint graph is given, which is based on compound node and virtual constraint.
同时 ,提出一种基于变形映射的约束图有向化新方法 ,并在约束图分解的基础上 ,给出了一个基于复合节点及虚拟约束的约束图变形求解新算法 。
补充资料：虚拟
1.设想;虚构。
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