Successful heat treatment requires close control over all factors affecting the heating and cooling of a metal.
热处理要想顺利进行，必须对所有影响金属加热与冷却的因素进行严格控制。
2
A bedroom was additionally made of old available steel sheeting, which lies beneath the roof system a short distance to prevent the heat from affecting inside.
另外，一个卧室由旧钢板搭建，这些钢板在屋顶系统下隔开一小段距离来防止热能影响到室内。
3
The main factors affectingheat wave property of burning crude oil are its composition and water content in oil.