1. 911查询·英语单词
1. strong current：1189.公用电源 common power supply | 1191.强电 strong current | 1192.弱电 weak current
2. heavy current n：heating n. 供暖 | heavy current n. 强电 | heavy oil 重油
3. qndh：qdl/ 腈纶 | qndh 强电 | rfhe 人行
4. Strong electricity：强电Strong electricity | 弱电Weak electricity | 空调给排水Spatially furnishes draining water