flow-recording
| ratio controller
| flow record | |
| eng.geol. | 流量 记录 |
| ratio controller | |
| refrig. | 比例调节器 |
| space од. | 比值控制器 |
| |||
| 流量〔速〕记录 | |||
| 流量记录 | |||
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flow-recording : 34 phrases in 16 subjects |