| |||
| intermittent oven | |||
| batch furnace; batch type furnace; in-and-out furnace; alternate working kiln | |||
| intermittent kiln; periodic kiln | |||
|
four intermittent : 1 phrase in 1 subject |
| Industry | 1 |
| |||
| intermittent oven | |||
| batch furnace; batch type furnace; in-and-out furnace; alternate working kiln | |||
| intermittent kiln; periodic kiln | |||
|
four intermittent : 1 phrase in 1 subject |
| Industry | 1 |