This paper is concerned with preparation method of nano-sized magnesium oxide from ammonium carbonate and chloride.

Water-soluble single-walled carbon nanotubes were prepared by successive ammonium persulfate oxidation and ammonium sulfamate chemical modification.

通过过二硫酸铵氧化和氨基磺酸铵化学修饰两个步骤,制备了在水中有较大溶解度的单壁碳纳米管.

Under ultrasonic polyacrylic acid was synthesized with ammonium persulfate as initiator.

以过硫酸铵为引发剂,在超声波辅助下引发丙烯酸单体聚合.

Substitute for ammonium persulfate to avoid environment pollution problems in applications.

代替过硫酸铵,以避免应用中的环境污染问题.

There were no further seizure attacks and the retrograde amnesia improved gradual 1 yduring two months of follow-up.

在往后追踪两个月的期间并未再有癫痫发作且回溯性失忆正在逐渐恢复中.

In exchange for his services , Odumin gave Gallandro general amnesty.

作为回报,奥杜明特赦了加兰德罗.

Objective To observe the effect of fresh amniotic membrane transplantation for patients pterygium.

目的观察羊膜移植术在翼状胬肉手术中的作用.

Objective To evaluate the efficacy of fresh amniotic membrane transplantation for ocular surface disorders.

目的:观察新鲜羊膜移植治疗眼表面疾病的临床效果.

Objective To explore the efficacy of fresh amniotic membrane transplantation for treatment of recurrent pterygium.

目的探讨新鲜羊膜移植治疗复发性翼状胬肉的临床疗效.

Conclusion pterygium combined with fresh amniotic membrane transplantation is the preferred method of treatment of pterygium.

结论翼状胬肉切除联合新鲜羊膜移植是治疗翼状胬肉的首选方法.

Objective To explore the effectiveness of amniotic membrane on four limbs chronic ulcer injured area.

目的探讨人羊膜对四肢慢性溃疡创面的治疗效果.

Conclusion Fresh amniotic membrane could be a useful graft material for ocular surface reconstruction.

结论:新鲜羊膜是治疗眼表面疾病、重建眼表结构的一种有用的材料,但是必须选好适应证.

Conclusions The pressure of the amniotic cavity during normal pregnancy was stable, but changed with AFI.

结论正常妊娠各期羊膜腔内压力为一相对稳定值, 但随羊水过多而升高,过少而下降.

Amorphous metal material is a kind of new function material of 21 century.

非晶合金是21世纪的新型功能材料.

While, the amorphous phase is key to the growth of dendritic nanostructured silver.

而在银枝晶纳米材料的生长过程中, 非晶层的存在起了重要的作用.

Amorphous silica as one of important components for many materials has been researched widely.

白炭黑作为许多材料的重要组分,已经得到广泛研究.

A novel preparation method for amorphous silica from coal-based kaolin was developed.

介绍了以煤系高岭土为原料制备白炭黑的新方法.

The methods of preparation of organosilicon from amorphous silica have been studied.

直接合成有机硅化合物的方法.

ESCA has identified that the amorphous substance is Al _ 2 O _ 3.

ESCA得出这种非晶物质是Al_2O_3.

In the future, policy may become looser as China strives to avoid overly stilting growth, he said.

他说，未来随着中国尽力避免经济过高增长，政策会变得宽松。

Measuring ferromagnetic component volt-ampere characteristic in low frequency condition can offset deficiency of power-frequency experiment.

低频下测量铁磁元件的伏安特性能够弥补工频试验的不足,低频试验方法已被列入一些标准中.