The good effect has been gained on the hypereutectic Al Si alloys treated with some double refining and modifying agents such as P, S, RE, Sr, Na, C, etc.
采用磷、硫、稀土、锶、钠、碳等进行双重细化变质处理过共晶铝硅合金已取得了良好的效果。
Add kernel.shmmax=67108864 to /etc/sysctl.conf, and run sysctl -p to make the setting take effect.
向 /etc/sysctl.conf 添加 kernel.shmmax=67108864，运行 sysctl -p 来使设置生效。
The baseline information of the patients, such as gender, age, weight and operating time etc. , was similar between the two groups (P > 0.05).
两组患者性别、年龄、体质量、手术时间等基线资料基本相似（P>0.05）。
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