efficiency是什么意思_音标_用法_例句

简单释义：

n. 效率；效能；功效；提高功效的方法

网络 效率性；有效性；有效率

变形：

复数：efficiencies  

完整释义：

n.

1.效率;效能;实力,能力
2.效率,工作效率,工作效率很高
3.效率-成本比
4.〔技〕有效性;有效系数
5.功效
6.效力
7.有用功
8.供给量
9.干练
10.【物理学】性能

例句：

1. For years, scientists have been trying to improve the efficiency of photovoltaic cells through the use of solar concentrators.
   几年以来，科学家一直在通过太阳能集中器的使用提高硒电池。

2. The high-efficiency cell was the result of a conductor grid electrode formed using a wet-chemical plating technique.
   高效率的细胞是导体电极电网形成了使用湿化学镀技术的结果。

3. The experimental results show that this model obtains low false positive rate and low false negative rate, and is of high efficiency.
   实验结果表明：该模型相对于传统的入侵检测具有较低的漏报率和误报率，并有较高的运行效率。

4. So far, manufacturers have not established a universal labeling system to indicate the production materials and efficiency of every product.
   截至目前，制造商并未对每种产品都建立起标志其所用材料和运行效能的通用体系。

5. For efficiency the shape of the roof should be designed in such a way that it provides as large an evaporation area as possible.
   从效率考虑，屋顶形状应这样来设计，即它可提供尽可能大的蒸发面积。

6. To demonstrate the efficiency of CDH, it was further extended into a set of CDHs, called DCG, for the purpose of color image segmentation.
   为了证实CDH在彩色图像分割中的效用性，又通过进一步地扩展得到了CDH集，或可称为主色外观图。

7. Changes in propionate proportion within the examined range did not cause much variation in coulombic efficiency.
   实验范围内丙酸比例的变化对库仑效率没有太大的影响。

8. After the meeting, state media said the energy efficiency drive would continue for the next 10 years.
   会后，中国官方媒体表示，提高能效的行动将在未来十年里继续开展。