Commonly used matrix has turfy earth, coconut tree branny, pearlite, vermiculite, mix commonly use.
常用的基质有泥炭土。椰糠。珍珠岩。蛭石，一般混合使用。
According to their matrix structure, the white irons are divided into ferrite white iron, ferrite-austenite white iron, austenite white iron, pearlite white iron and martensite white iron.
白口铸铁按基体分为铁素体白口铸铁、铁素体-奥氏体白口铸铁、奥氏体白口铸铁、珠光体白口铸铁和马氏体白口铸铁。
By statistical analysis, the relationship between the matrix hardness of the high pearlite-containing nodular iron and its nodularity and pearlite content was investigated.
通过统计分析，研究了高珠光体含量球铁的基体硬度与球化率和珠光体含量的关系。
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