Pearlite（珍珠岩）

音标：[ˈpɜːrlaɪt]

翻译：
Pearlite（珍珠岩）是一种由铁碳合金组成的微观结构，通常出现在钢铁中，是由珠光体组成的岩石。它是由铁和碳的合金，经过冷却和固化形成的结构，呈现出类似珍珠的光泽。珍珠岩广泛用于建筑和工业中，也被用作一些农业土壤改良剂。

读音：

英式发音：[ˈpɜːrlaɪt]

美式发音：[ˈpɜːrlaɪt]

用法：

Pearlite is a microstructure found in steel, which is a mixture of ferrite and cementite.
珍珠岩是钢铁中发现的一种微观结构，它是铁素体和水泥石的混合物。

Steel with pearlite has good strength and toughness.
含有珍珠岩的钢铁具有良好的强度和韧性。

The pearlite structure is formed when steel is cooled at a moderate rate.
珍珠岩结构是在钢铁以适中速度冷却时形成的。

Pearlite is important in determining the mechanical properties of steel.
珍珠岩在决定钢铁机械性能方面很重要。

The hardness of steel increases with the amount of pearlite in the structure.
钢铁的硬度随着珍珠岩结构的增加而增加。

Pearlite can be distinguished from other microstructures by its lamellar appearance.
珍珠岩可以通过其层状外观与其他微观结构区分开来。

The presence of pearlite in cast iron gives it enhanced durability.
铸铁中珍珠岩的存在使其耐用性增强。

Engineers carefully control the cooling rate to achieve the desired amount of pearlite in steel.
工程师通过精确控制冷却速度，以在钢铁中获得所需量的珍珠岩。

The balance of pearlite and ferrite affects the hardness and ductility of the steel.
珍珠岩和铁素体的平衡影响钢铁的硬度和延展性。

The presence of pearlite in an alloy can be detected using a microscope.
珍珠岩在合金中的存在可以通过显微镜检测出来。

短语搭配：

Pearlite structure 珍珠岩结构

Pearlite transformation 珍珠岩转变

Pearlite content 珍珠岩含量

Pearlite matrix 珍珠岩基体

Forming pearlite 形成珍珠岩