长期影响主要是由树种组成的变化以及随之而来的森林结构、生产力和养分吸收的变化所导致的。
Long-term effects are primarily mediated by changes in tree species composition and the consequent alterations of forest structure, productivity, and nutrient uptake.
动物疾病还可能产生长期的影响，从而影响递延生产力。
Animal diseases might also have indirect long term impacts, affecting deferred productivity.
精神疾病的负担对与健康和美国及其全球的生产力的影响长期依赖被低估。
The burden of mental illness on health and productivity in the United States and throughout the world has long been underestimated.
但是，决定长期经济表现的生产力成长仍受到限制。
But growth in productive capacity, which determines long-term economic performance, remains limited.
长期以来，这些工作通常证明总体上对团队来说是反生产力的。
Over the long run, these efforts usually prove counter-productive for the team as a whole.
[font=宋体]这个问题不仅表现在这个地区相对缺乏让人记住的商业品牌，同时表现在其基本的经济数据上——尤其是劳动生产力这个推动经济长期增长的主要因素。
The problem betrays itself not just in the region's relative lack of memorable business names but in its basic economic statistics—in particular, labour productivity, the key to long-term growth.
在长期内，真实工资水平趋于紧随平均生产力增长水平。
Over long periods of time, real wages tend to track average productivity growth.
生产力重置计划为长期失业者提供基金，符合资格者可以申请这项基金。
PPP offers funding for the long term un-employed and those who are eligible can apply for this funding.
培训课程会占用用户的工作时间，需要场地、培训师和旅行费用，因此很昂贵；尽管如此，培训能够提高长期的生产力。
Even if training classes are expensive due to the loss of productivity, the need for rooms and trainers, and travel costs, they can lead to increased productivity in the long run.
长期以来，如果把劳动力素质考虑进去的话，该国的生产力一直低于所预期的平均水平。
For far too long the average level of productivity in this country had been lower than was to expected when the quality of the labor force was considered.
我们很自豪可以与JSW集团长期合作，也很高兴为JSW的工厂促进生产力和效率。
We are proud of our long association with JSW and delighted to be facilitating productivity and efficiency at JSW's plants.
在长期定位试验的基础上，分析黄土高原地区轮作与施肥对苜蓿生产力的影响。
The paper analyzes the effect of rotation and fertilization on alfalfa productivity on the Loess Plateau based on a long-term experiment.
有机碳含量与海洋生产力关系极为密切，它可用来重建海洋古生产力的长期变化。
The organic carbon content is in close relation to productivity in the ocean, which can be used to reconstruct the long periodic changes in ocean paleoproductivity.
长期以来，对于生产力的学理研究，理论界习惯于沿用静态分析法和横向分析法。
For a long time, theorists are used to study productive forces in the way of static state and longitudinal analysis.
但是，因为我国生产力水平较低，教育相对滞后，所以必须充分认识这种融合的长期性和艰巨性。
However, because of the low productive forces and the backward education, we must know sufficiently that the protracted and formidable natures in the blending.
红壤地区长期以来，由于不合理的土地利用，导致了严重的水土流失，土壤生产力下降。
In the red soil region, irrational land use has resulted in serious water and soil erosion and a decrease in soil productivity.
而延安和固原刺槐林地水分生产力较低且稳定性差，刺槐林稳定生长期不超过40年。
In forestlands of Yan'an and Guyuan, the annual net productivities were low and instable, and stable growth periods did not exceed 40 years.
而延安和固原刺槐林地水分生产力较低且稳定性差，刺槐林稳定生长期不超过40年。
In forestlands of Yan'an and Guyuan, the annual net productivities were low and instable, and stable growth periods did not exceed 40 years.
应用推荐