1.a sudden outburst of anger;
his temper sparked like damp firewood
2.a characteristic (habitual or relatively temporary) state of feeling;
whether he praised or cursed me depended on his temper at the time
3.a disposition to exhibit uncontrolled anger;
his temper was well known to all his employees
4.the elasticity and hardness of a metal object; its ability to absorb considerable energy before cracking
1.toughen (steel or glass) by a process of gradually heating and cooling;
temper glass
2.harden by reheating and cooling in oil;
temper steel
3.adjust the pitch (of pianos)
4.make more temperate, acceptable, or suitable by adding something else; moderate;
she tempered her criticism
5.restrain or temper
回火 tempering;temper 又稱配火。金屬熱處理工藝的一種。將經過淬火的工件重新加熱到低于下臨界溫度的適當溫度,保溫一段時間后在空氣或水、油等介質中冷卻的金屬熱處理?;驅⒋慊鸷蟮暮辖鸸ぜ訜岬竭m當溫度,保溫若干時間,然后緩慢或快速冷卻。一般用以減低或消除淬火鋼件中的內應力,或降低其硬度和強度,以提高其延性或韌性。根據不同的要求可采用低溫回火、中溫回火或高溫回火。通常隨著回火溫度的升高,硬度和強度降低,