交变弯曲强度
alternate bending strength
交变弯曲应力
alternating bending stress
alterative bending stress
交变冲击弯曲试验
alternating impact bearing test
调速交-交变频器
speed govening cycloconverter
高频单级交-交变换
High-frequency one-stage AC-AC conversion
交变变力幅
alternating stress amplitude
交变弯应力
alternating bending stress
交交变频
Cycloconverter
Cyclovonverter-fed
Cycloconverer
AC-AC frequency conversion
AC-AC variable frequency
AC-AC inverter
AC-AC inverting
AC-AC converter
交－交变频
Cycloconverter
AC-AC frequency conversion
AC-AC variable frequency
AC-AC variable-frequency
AC-AC converter (Cycloconverter
AC-AC frequency converter