productivity difference

A change of scenery, however short, can make a major difference in your perspective and productivity.

无论多短的时间，改变一下风景，你的看法和工作效率都会有很大的不同。

The Relationship between RMB Real Exchange Rates and China's Two-sector Productivity Difference& An Empirical Analysis Based on the Balassa-Samuelson Effect

人民币实际汇率与中国两部门生产率差异的关系基于巴拉萨萨缪尔森效应的实证分析

There were significant difference in growth characteristics and productivity in continuous cropping years.

不同连作年限土壤对黄瓜生长特性和产量均有极为显著的影响.

The oil well productivity will decrease if production pressure difference increases over a limit.

变形介质油藏具有特殊的弹塑性驱动渗流指示曲线特征，油井产量随压差增加到一定极限后，再增加压差产量随之下降。

Although there are some difference between the ancient natural forest thoughts, which was controlled by the productivity, and the modern thoughts of forest management, their goal are the same, that the ancient and modern thoughts realized the mediates of the two thousand year history.

虽然这一点与古代囿于生产力限制而遵循的自然林业思想有层次上的不同，但殊途同归，古今森林经营思想可以说实现了两千年的回归。