| 1. | Reflux the mixture until no tin remains .
回流此混合物直至没有锡剩下。 |
| 2. | This liquid is known as the reflux .
这种液体就是回流。 |
| 3. | Sludge liquor is recirculated in the secondary system .
污泥水回流到二级处理系统。 |
| 4. | The tourniquet should occlude venous and lymphatic return .
止血带应阻断静脉及淋巴回流。 |
| 5. | Chemical constantly circulate or recycle in the system .
化学物质在系统中不断循环或回流。 |
| 6. | The mixture was refluxed gently with stirring for 42 hours .
边搅拌，该混合物边温和地进行回流42小时。 |
| 7. | The rest of the systemic venous return is diverted into the right horn of the sinus .
其余的体静脉回流转到静脉窦右角。 |
| 8. | The young state secretary found simple procedures for handling the backup of trains .
这位年轻的国务秘书用简单的方法排除了车辆回流的问题。 |
| 9. | The crude, wet benzoate (118 grams) was dissolved with reflux in 1, 400 ml methanol .
将粗制、湿的苯甲酸酯（118克）回流着溶于1400毫升甲醇中。 |
| 10. | Sludge liquor is recirculated in the secondary system to assure its purity before discharge .
该泥水回流到二级处理系统，以保证排放前的澄清度。 |
