balance lever
短语词组
- balance weight lever casting 平衡鎚杆鑄件
- balance weight lever 配重杆;平衡重杆
- throttle balance lever 節氣門平衡杆
- signal balance lever 信號平衡鎚杆
- lever balance 杠杆天平;天平;複杆天平;繙譯
- Tonnage lever balance 杠杆式噸位天平
- multiplying lever balance 倍數杠杆天平
- compound lever balance 複杆天平
- lever balance theory 杠杆平衡原理 返回 balance lever