 |
| |||
| mercury pressure gage; mercury pressure gauge | |||
| mercury gage | |||
| mercury gauge; mercury manometer | |||
| mercurial gauge | |||
| mercurial pressure ga ge; mercurial pressure gau ge | |||
| mercuric pressure gage; mercuric pressure gauge | |||
| 水银压力计: 3 phrases in 2 subjects |
| Refrigeration | 1 |
| Technology | 2 |