对碳、硅对低合金白口铁中碳化物形态在高温下的变化程度的影响进行了试验研究。
The tests and research are made on the effects of carbon and silicon amount on the deforming extent of the carbide form contained in white cast iron of dilute alloy under high temperature.
高温形变影响铁素体的形态和分布。
Deformation at high temperatures may lead to changes of ferrite morphology and distribution.
方法：将度米芬渗透泵片在光照、高温、高湿条件下露置，定时取样，观察样品形态、含量及溶出度。
Methods: ODT was exposed to strong light, high temperature, high moisture of air respectively, and accelerating test was performed.
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