Meaning of 退火
退火 means (of metal tools) to lose hardness when heated during use; to lose temper; to anneal; to heat metal to a specific temperature and cool slowly to reduce hardness and brittleness. Pronounced tuì huǒ.
- (of metal tools) to lose hardness when heated during use; to lose temper
- to anneal; to heat metal to a specific temperature and cool slowly to reduce hardness and brittleness
Definitions & Examples
Zhè这
bǎ把
zuàn钻
tóu头
gāo高
sù速
yùn运
zhuàn转
hòu后
tuì退
huǒ火
le了
，
qiē切
bù不
dòng动
gāng钢
bǎn板
。
This drill bit lost its temper after running at high speed and couldn't cut through the steel plate.
Dǎ打
mó磨
shí时
yào要
zhù注
yì意
jiā加
shuǐ水
lěng冷
què却
，
fáng防
zhǐ止
dāo刀
jù具
tuì退
huǒ火
。
When grinding, pay attention to adding water for cooling to prevent the cutting tool from losing its hardness.