 |
| |||
| condensation pump | |||
| vacuum return pump | |||
| condensation vacuum pump; diffusion pump; diffusion vacuum pump | |||
| Diffusionspumpe: 2 phrases in 2 subjects |
| Nuclear physics | 1 |
| Optics branch of physics | 1 |
|
| |||
| condensation pump | |||
| vacuum return pump | |||
| condensation vacuum pump; diffusion pump; diffusion vacuum pump | |||
| Diffusionspumpe: 2 phrases in 2 subjects |
| Nuclear physics | 1 |
| Optics branch of physics | 1 |