English translation for "第一级活动"

primary activity
primaryactivity

Similar Words：

"第一级高速缓存" English translation, "第一级股市" English translation, "第一级光谱" English translation, "第一级光谱，第一级谱" English translation, "第一级焊接" English translation, "第一级火箭发动机" English translation, "第一级记忆" English translation, "第一级加热器" English translation, "第一级价格歧视" English translation, "第一级检验" English translation