常見(jiàn)例句雙語(yǔ)例句In the first stage of the arrest, the spheroidal graphite nucleated prior to the eutectic freezing and grew with austenite shell.第二階段形成蠕蟲狀石墨,因包圍球狀石墨的奧氏體部分熔解,使它與熔液接觸生長(zhǎng)。Adding different alloy combination of RE, copper and titanium, then through gestation and nodulizing disposal, we got the fine texture of ferrite pearlite and spheroidal graphite.通過(guò)在中硅耐熱鑄鐵中添加不同組合的合金元素稀土、銅、鈦使其合金化,經(jīng)過(guò)孕育和球化處理,得到鐵素體+珠光體+球狀石墨的金相組織。The influence of flake and spheroidal graphite on oxyacetylene cutting characteristic of cast iron has been analysed.討論了石墨的物理性能,分析了片狀和球狀石墨聚集狀態(tài)對(duì)鑄鐵氣割性的影響。 返回 spheroidal graphite