英文英文字典
英文英文字典
古腾堡计划中的在线英语-英语词典
结果
Vulcanization的结果
Vulcanization
(n.)
The act or process of imparting to caoutchouc,
gutta-percha, or the like, greater elasticity, durability, or hardness
by heating with sulphur under pressure.