1. 动力锯：power saving fluorescent lamp 节能荧光灯 | power saw 动力锯 | power scraper machine 机动铲运机
2. 机动锯：power rating 功率定额 | power saw 机动锯 | power source 电源
3. 机力锯：动力运转 power runinng | 机力锯 power saw | 传力螺杆 power screw
4. 动力锯,动力锯床：power saving fluorescent lamps ==> 节能灯管 | power saw ==> 动力锯,动力锯床 | power scale ==> 测功率