heat-treat
v.tr.（及物动词）heat-.treat.ed,heat-.treat.ing,heat-.treats To treat (metal, for example) by alternate heating and cooling in order to produce desired characteristics, such as increased hardness; temper.对…进行热处理：对某种物质（例如金属）进行冷热相间的处理，以期产生所希望的特性，比如提高硬度；使回火
【引伸】
heat treater
n.（名词）heat treatment
n.（名词）
