如果该飞机的设计飞行缓慢，长期使用，低螺距螺旋桨看到最好的性能。
If the plane is designed to fly slowly, use a long, low pitch propeller to see the best possible performance.
路面长期使用性能研究已成为国际道路工程界普遍重视的一项基础性研究。
The study of long term performance of pavement is now becoming to be an important field in road research.
具备卓越的耐高低温、防火、抗老化和耐紫外线性能，能满足室外恶劣环境条件下长期使用要求。
Possess excellent resistance to high temperature, fire protection, anti-aging and anti-UV properties, to meet the outdoor long-term use under harsh environmental conditions require.
耐火系统S在正式检测站和火灾现场都留下了长久的记录，其性能已在长期使用中得到证实。你尽可以百分之百的信任它，将其列入指定产品。
S has a long track record in both official test stations and in real fire situations. its proven performance in long term use enables you to specify with total confidence.
混凝土结构破损现象也相当普遍，维修、加固对于混凝土结构的长期使用性能意义重大。
Relatively the dilapidation of concrete structure is rather universal. Maintenance and consolidation are very important for the concrete structure's serviceability.
大型主机的高性能、高吞吐量、高稳定性使得CICS被广泛长期使用。
Mainframe's high performance, high throughput, high stability have made CICS will be widely and long-term use.
目前，路面的疲劳开裂成为影响路面长期使用性能的一个重要因素，也是路面设计中非常重要的一个问题。
At present, fatigue cracking of pavement has become an important factor influencing the long-term service performance of pavement. It is also a very important problem in pavement design.
可以作为促生长剂长期使用，尤其是对夏季高温期间肉鸡生产性能的稳定起到重要作用。
The additive can be used for a long term as a growth promoter and plays a significant role in the stabilization of the production performance of the broilers in summer with high temperature.
用于超导电缆的密封端结构抑制长期使用后放置在正常温度侧和低温侧之间的界面的密封件的密封性能的变差。
Thus, it is possible to suppress deterioration of the air tightness of a seal member arranged at the boundary between the normal temperature side and the low temperature side for a long period of use.
老化后的改性沥青表现出更好的高温刚性，蠕变劲度降低，蠕变速率增大，老化后沥青的低温性能提高，且长期使用性能良好。
The results showed that the complex modulus of the original asphalt after aging was improved and adding SBS or SBS with SWD to the asphalt enhanced the…
老化后的改性沥青表现出更好的高温刚性，蠕变劲度降低，蠕变速率增大，老化后沥青的低温性能提高，且长期使用性能良好。
The results showed that the complex modulus of the original asphalt after aging was improved and adding SBS or SBS with SWD to the asphalt enhanced the…
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