| 1. | The sludge is passed under a vacuum pump and allows the water to pass through a discharge or recirculation drain .
用真空泵除去污泥的固体含量而该泥水则经排水渠或回流渠排出。 |
| 2. | While a numbher of stirred-tank designs involving either internal or external recirculation of the reaction mixture have evolved in recent years .
同时，最近几年开发了一系列使反应混合物进行内循环或外循环的搅拌槽式装置。 |
| 3. | Phosphine recirculation equipment for grain storages
粮食仓库磷化氢环流熏蒸装备 |
| 4. | Agitation recirculation mechanism for accelerated clarifier
机械搅拌澄清池搅拌机 |
| 5. | Fumigation regulation of phosphine recirculation
磷化氢环流熏蒸技术规程 |
| 6. | A field report on ph3 recirculation fumigation in large warehouse
3环流熏蒸生产应用报告 |
| 7. | Effect of different gastightness on recirculation fumigation
不同气密性对环流熏蒸效果的影响 |
| 8. | Field test of phosphine recirculation fumigation in silo
磷化氢环流熏蒸在立筒仓中的生产性试验 |
| 9. | Recirculation of air from industrial process exhaust systems
工业加工排放系统排出空气的再循环 |
| 10. | Test on ph3 recirculation fumigation with low dosage in large warehouse
3低剂量环流熏蒸杀虫试验 |
