转换机构 meaning in English

changeover mechanism
throw-over gear

Steady change - over device for radiation measurement
放射测量的安全转换机构
Transforming mechanism of component load direction is designed after analyzing component loads error ' s sources . the analysis and calculation of concomitant error from transforming mechanism have also been done to make sure that weighting system can satisfy requirement for precision
在分析加载误差来源后，设计了载荷方向转换机构，并对转换机构带来的误差进行了计算和分析，证明加载系统能够很好地满足精度需要和技术要求。