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- It is shown that forest coverage rate, crop replanting index and unit labor input have significant effects on soil erosion. 研究发现，森林覆盖率、作物复种指数以及单位劳动投入等因素对土壤侵蚀作用显著。
- Methods We recorded labor input, fertilizer, pesticides, fanning activities and leaf fall on the soil surface in trial plots for two years. 该研究通过了解作物与植物篱之间的能流交付作用，通过系统能量投入水平提高与结构优化，建立环境友好的农作系统，最终实现坡地农业的可持续。
- In the Ricardo Model,the environmental cost is measured by additional labor input,and environmental technology and cost correct the traditional pattern of comparative advantage. 在李嘉图模型中,将环境成本用追加的劳动投入来衡量,发现环保技术及环境成本对比较优势格局的修正。
- For improveing die design efficiency and quality like slot wedge in micro motor, reducing the labor input, it needs to develop the CAD of die for slot wedge. 为了提高微电机槽楔这类零件模具的设计效率和质量，降低设计人员的劳动强度，需要开发相应的模具CAD系统。
- The Contribution of Labor Input to Economic Growth 地区劳动力投入对其经济增长贡献的实证研究
- As a result, they are subject to rapidly diminishing returns to increased labor inputs. 结果，增加劳动投入，反而使其收益迅速递减。
- It takes a lot of labor to build a railway. 修筑一条铁路要花费许多劳动力。
- You needn't labor a point that is perfectly plain. 这点很明显，你用不着讲个没完。
- There are several errors in the input. 输入中有好几处错误。
- He is a member of the Labor Party. 他是一名工党党员。
- A new or recently revised edition of input data. 输入数据的新的或最近校对过的“版本”。
- There is a clear division of labor in ants. 蚂蚁间有明确的分工。
- Their labor efficiency is very high. 他们的工作效率很高。
- He was given5 months' hard labor. 他被处罚做五个月的苦工。
- The Labor Party came into power in 1945. 1945年工党上台执政。
- The numbing labor tended to alienate workers. 枯燥的工作可以使工人变得麻木
- The farm labor force is running down steadily. 农业劳动力正在不断减少。
- These robots will save us a lot of labor. 这些机器人可以节省我们大量劳工。
- We should not look down on manual labor. 我们不应该轻视体力劳动。
- Don't labor the point; we all know what you mean. 这一点不用多讲了;我们都知道你的意思。
