A newly developed fatigue testing machine for small bush was developed in accordance with ISO/DP7905/4,which can be used to test the fatigue strength of bush coated with bearing metal.是什么意思_A newly developed fatigue testing machine for small bush was developed in accordance with ISO/DP7905/4,which can be used to test the fatigue strength of bush coated with bearing metal.在线翻译_英语_读音_用法_例句