The effect of the finishing temperature on the microstrueture of hot rolled dual-phase steel was studied by means of OM,TEM at laboratory rolling mill. 利用實驗室軋機、光學顯微鏡、透射電鏡等研究了終軋溫度對高強熱軋雙相鋼微觀形貌的影響。
The microstrueture of coat was compaction, and any metallurgical defects, such as porosity, slag inclusion and so on, were not found. 重熔層組織致密，未發(fā)現未熔合及夾渣等冶金缺陷。
The results show that the additive of CSA affects the microstrueture of the bone cement,the setting time and the compressive strength of the bone cement. 結果表明,無水硫酸鈣的加入對骨水泥的固化時間及晶形結構產生明顯的影響,并可導致骨水泥抗壓強度的提高。
The microstrueture of compagted graphite cast iron glass mould with RE alloying was observed. The heat-proof behavior was tested and industrial scale experiment was made. 對稀土微合金化蠕鐵玻璃模具的顯微組織作了觀察,對其耐熱性能進行了測定,并進行了工業(yè)性試驗。
A cast magnesium alloy airplane wheel being hardened by rolling, the surface roughness is decreased and microstrueture is changed so as to increase resistance to the movement of dislocation. 對鑄鎂機輪采用滾壓強化可有效地提高其疲勞強度并延長使用壽命。