本文经过多次改进和试验，最后采用链环式阴极结构，经生产实践取得了良好的效果。
After testing and improving many times, a chain link type cathodic design is finally set and good results have been achieved in production practice.
经过多次试飞和使用证明，所得的结论是正确的，改进是有效的。
Through several flight tests and applications, it is proved that the conclusions are correct and the improvements are effectual.
针对这一问题，经过多次调研，试验，找到问题所在，并对症下药，对其抱辊装置进行了改进。
To solve this problem, we had numerous research and experiments, and found the reason, and give right medicine, and improve its rolling devices.
针对这一问题，经过多次调研，试验，找到问题所在，并对症下药，对其抱辊装置进行了改进。
To solve this problem, we had numerous research and experiments, and found the reason, and give fight medicine, and improve its rolling devices.
但经过多次现场使用，证实全通径选择测试阀还存在某些不足，需要进一步完善和改进。
But by many times of field applications, some shortages for bore hole selective tester is tested which needs a good completion and dev...
本司生产电动油墨搅拌机是积累生产制造经验，广泛吸取用户意见，经过多次技术改进之优良产品！
The manufacture of company's electric mixer is the accumulation of many years of manufacturing experience, draw extensively on the views of users, and many technological improvements!
本司生产电动油墨搅拌机是积累生产制造经验，广泛吸取用户意见，经过多次技术改进之优良产品！
The manufacture of company's electric mixer is the accumulation of many years of manufacturing experience, draw extensively on the views of users, and many technological improvements!
应用推荐