| 1. | This loss, termed quenching, may arise in two ways .
此种损失称为淬火，呈两个方面。 |
| 2. | The case-hardening or carburizing process is in wide use .
表面淬火或渗碳法应用十分广泛。 |
| 3. | To respond to quenching, the carbon content must be about 0. 30% or more .
为了适应淬火，含碳量必须约为030或更多。 |
| 4. | The duration of the quenching pulse should exceed the recovery time of the counter .
淬火脉冲的持续时间应当超过计数器的恢复时间。 |
| 5. | There are three main operations in the heat treatment of steel: hardening, tempering and annealing .
钢的热处理操作主要有三种，即：淬火，回火和退火。 |
| 6. | There are three main operations in the heat treatment of steel: hardening, tempering and annealing .
钢的热处理操作主要有三种，即：淬火、回火和退火。 |
| 7. | He had seen them shape the knives from white-hot metal, temper them in cold water, then hone them to glistening sharpness .
他见到过他们把白热的金属做成刀，在冷水里淬火，然后再把它们磨得锋利锃亮。 |
| 8. | Precaution of quenching crack of dovetail cutter
预防鸽尾铣刀淬火裂纹的工艺探索 |
| 9. | Oil - hardened and tempered stell wire for mechanical springs
油淬火回火弹簧钢丝 |
| 10. | Frame hardening and tempering of iron and steel parts
钢铁件的火焰淬火回火处理 |
