The heating temperature of pretreatment hasn't much influence on the properties for acicular structure, but it is detrimental to the properties for granular structure.
予处理温度对针状组织的性能基本无影响，但升高予处理温度对颗粒状组织的性能有害。
Mainly its metallographic structure consists of acicular ferrite and martensite.
钢的组织主要由针状铁素体和马氏体两相组成。
In the process of wollastonite fining, we can forge and then cool it to protect its crystal structure which is short acicular fiber.
硅灰石微粉碎过程中，为保护硅灰石的短纤维针状结构，可在粉碎前对硅灰石进行煅烧空冷处理。
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