1.
actual life
有效寿命,实际寿命
2.
Radiation Trapping Effect and Measurement of the Rb(5P_(1/2)) Level Effective Radiative Times in the Vapor
Rb蒸气中的辐射陷获效应和5P_(1/2)能级有效寿命的测量
3.
Useful Lifetime Maximization for Partial Coverage Conserve in Wireless Sensor Networks
最大化网络有效寿命的传感器网络覆盖保持协议
4.
Ways to Effectively Increase the Service Life of Projector Bulbs
如何有效延长投影机灯泡的使用寿命
5.
The Design for Increasing Service Life of the Screw Conveyor
有效延长螺旋输送机使用寿命的设计
6.
High luminous efficacy, average life-span 8000 hrs.
高光效，长寿命，平均寿命长达8000小时。
7.
The application shows that the method was very efficient.
实践证明这是延长喷嘴使用寿命的有效方案。
8.
Optimization Models for System Life Cycle Cost and Availability
系统寿命周期费用与有效度的优化模型
9.
The effective approaches to prolong seal life of P-RC APMP high consistency refining machine
延长P-RC APMP高浓磨机械密封寿命的有效途径
10.
"Effective Region" Characteristic of Tool Lifespan Improvement in Vibration Drilling of Micro-hole
振动钻削微孔提高刀具寿命的“有效区”特征
11.
The technology can effectively improve the service life of the disc and the beating effect.
通过此技术的使用,最终可有效地提高磨片的使用寿命及打浆效果。
12.
estimated useful life of an asset
资产的估计有用寿命
13.
A sort of efficient calculation method was developed for fatigue life prediction under random loading.
研究了一种用于随机载荷下试件疲劳寿命预估的有效计算方法。
14.
The series feature good rigidity structure, smooth operation, long service life, high efficiency and saving energy.
本系列泵具有结构刚性好、运行平稳、使用寿命长、高效节能等优点。
15.
A Effective Way for Improving Life of Forging Die
一种提高模锻模寿命的有效方法——正确选择模锻工步
16.
A little care taken to keep the strings waxed-up and grit free will lead to a much longer string life.
上蜂蜡和保持球线干净可以有效地增加球线的寿命。
17.
The Effctive Way of Extension Die&Mold Service Life--Diffision of Metallic Carbide Coating Technology
延长模具寿命的有效途径——扩散法金属碳化物覆层技术
18.
Economic Benefit Evaluation about Energy Efficiency Reconstruction of Existing Buildings Based on Whole Life-cycle Cost Theory
基于全寿命周期成本理论的既有建筑节能经济效益评价